/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0681b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0681b_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 e44540fb45c3e973e92240537908eaa3d281c084 ........................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0681b_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 e44540fb45c3e973e92240537908eaa3d281c084 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 15:16:57,070 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:16:57,072 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:16:57,085 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:16:57,085 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:16:57,086 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:16:57,088 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:16:57,090 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:16:57,093 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:16:57,094 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:16:57,095 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:16:57,095 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:16:57,096 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:16:57,098 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:16:57,099 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:16:57,100 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:16:57,101 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:16:57,104 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:16:57,106 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:16:57,108 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:16:57,109 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:16:57,111 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:16:57,114 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:16:57,114 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:16:57,115 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:16:57,116 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:16:57,117 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:16:57,118 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:16:57,119 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:16:57,121 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:16:57,121 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:16:57,122 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:16:57,123 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:16:57,123 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:16:57,124 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:16:57,125 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:16:57,126 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 15:16:57,143 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:16:57,143 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:16:57,144 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:16:57,144 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:16:57,145 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:16:57,146 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:16:57,146 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:16:57,146 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:16:57,146 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:16:57,146 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 15:16:57,147 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:16:57,147 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:16:57,147 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:16:57,147 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:16:57,148 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:16:57,149 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:16:57,149 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:16:57,149 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:16:57,149 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:16:57,150 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:16:57,150 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:16:57,150 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:16:57,151 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:16:57,151 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:16:57,151 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:16:57,151 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:16:57,151 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 15:16:57,151 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:16:57,152 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 15:16:57,152 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 -> e44540fb45c3e973e92240537908eaa3d281c084 [2018-09-20 15:16:57,205 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:16:57,219 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:16:57,223 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:16:57,225 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:16:57,225 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:16:57,226 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-09-20 15:16:57,578 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/168953ba4/ec61f06bd40e44bf913138564a8432cf/FLAG4aeb977cb [2018-09-20 15:16:57,775 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:16:57,776 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-09-20 15:16:57,789 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/168953ba4/ec61f06bd40e44bf913138564a8432cf/FLAG4aeb977cb [2018-09-20 15:16:57,808 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/168953ba4/ec61f06bd40e44bf913138564a8432cf [2018-09-20 15:16:57,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:16:57,814 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:16:57,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:16:57,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:16:57,822 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:16:57,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:16:57" (1/1) ... [2018-09-20 15:16:57,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4002db30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:16:57, skipping insertion in model container [2018-09-20 15:16:57,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:16:57" (1/1) ... [2018-09-20 15:16:57,840 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:16:58,208 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:16:58,234 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:16:58,309 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:16:58,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:16:58 WrapperNode [2018-09-20 15:16:58,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:16:58,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:16:58,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:16:58,349 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:16:58,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:16:58" (1/1) ... [2018-09-20 15:16:58,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:16:58" (1/1) ... [2018-09-20 15:16:58,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:16:58" (1/1) ... [2018-09-20 15:16:58,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:16:58" (1/1) ... [2018-09-20 15:16:58,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:16:58" (1/1) ... [2018-09-20 15:16:58,436 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:16:58" (1/1) ... [2018-09-20 15:16:58,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:16:58" (1/1) ... [2018-09-20 15:16:58,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:16:58,445 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:16:58,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:16:58,445 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:16:58,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:16:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:16:58,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:16:58,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:16:58,663 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-09-20 15:16:58,664 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-09-20 15:16:58,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-09-20 15:16:58,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-09-20 15:16:58,665 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:16:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:16:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 15:16:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-09-20 15:16:58,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:16:58,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 15:16:58,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 15:16:58,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:16:58,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 15:16:58,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 15:16:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-09-20 15:16:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-09-20 15:16:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-09-20 15:16:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:16:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:16:58,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:16:58,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 15:16:58,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 15:16:59,772 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:16:59,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:16:59 BoogieIcfgContainer [2018-09-20 15:16:59,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:16:59,774 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:16:59,775 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:16:59,779 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:16:59,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:16:57" (1/3) ... [2018-09-20 15:16:59,780 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13c2ca00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:16:59, skipping insertion in model container [2018-09-20 15:16:59,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:16:58" (2/3) ... [2018-09-20 15:16:59,781 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13c2ca00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:16:59, skipping insertion in model container [2018-09-20 15:16:59,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:16:59" (3/3) ... [2018-09-20 15:16:59,784 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0681b_true-unreach-call.c [2018-09-20 15:16:59,794 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:16:59,804 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:16:59,858 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:16:59,858 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:16:59,859 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:16:59,859 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:16:59,859 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:16:59,859 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:16:59,859 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:16:59,860 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:16:59,860 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:16:59,885 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states. [2018-09-20 15:16:59,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-20 15:16:59,893 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:16:59,895 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:16:59,897 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:16:59,902 INFO L82 PathProgramCache]: Analyzing trace with hash 1075486522, now seen corresponding path program 1 times [2018-09-20 15:16:59,904 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:16:59,904 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:16:59,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:16:59,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:16:59,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:17:00,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:17:00,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:17:00,093 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:17:00,094 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:17:00,099 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:17:00,112 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:17:00,113 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:17:00,116 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 2 states. [2018-09-20 15:17:00,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:17:00,173 INFO L93 Difference]: Finished difference Result 336 states and 455 transitions. [2018-09-20 15:17:00,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:17:00,175 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-09-20 15:17:00,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:17:00,188 INFO L225 Difference]: With dead ends: 336 [2018-09-20 15:17:00,188 INFO L226 Difference]: Without dead ends: 168 [2018-09-20 15:17:00,194 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:17:00,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2018-09-20 15:17:00,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2018-09-20 15:17:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2018-09-20 15:17:00,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 208 transitions. [2018-09-20 15:17:00,254 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 208 transitions. Word has length 19 [2018-09-20 15:17:00,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:17:00,255 INFO L480 AbstractCegarLoop]: Abstraction has 168 states and 208 transitions. [2018-09-20 15:17:00,255 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:17:00,255 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 208 transitions. [2018-09-20 15:17:00,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-20 15:17:00,257 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:17:00,257 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:17:00,258 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:17:00,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1258452584, now seen corresponding path program 1 times [2018-09-20 15:17:00,258 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:17:00,259 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:17:00,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:17:00,260 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:17:00,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:17:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:17:00,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:17:00,506 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 15:17:00,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:17:00 BoogieIcfgContainer [2018-09-20 15:17:00,563 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:17:00,564 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:17:00,564 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:17:00,564 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:17:00,565 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:16:59" (3/4) ... [2018-09-20 15:17:00,572 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 15:17:00,572 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:17:00,573 INFO L168 Benchmark]: Toolchain (without parser) took 2761.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -108.2 MB). Peak memory consumption was 47.0 MB. Max. memory is 11.5 GB. [2018-09-20 15:17:00,576 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:17:00,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 533.06 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:17:00,577 INFO L168 Benchmark]: Boogie Preprocessor took 95.34 ms. Allocated memory is still 1.0 GB. Free memory was 935.7 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 15:17:00,578 INFO L168 Benchmark]: RCFGBuilder took 1328.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-09-20 15:17:00,579 INFO L168 Benchmark]: TraceAbstraction took 789.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 11.5 GB. [2018-09-20 15:17:00,580 INFO L168 Benchmark]: Witness Printer took 8.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:17:00,584 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 533.06 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 95.34 ms. Allocated memory is still 1.0 GB. Free memory was 935.7 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1328.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -164.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 789.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 11.5 GB. * Witness Printer took 8.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 238]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 237, 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, }; [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [\old(huge_atan)=10737418251, \old(one_atan)=10737418241, \old(pi)=10737418247, \old(pi_lo_atan2)=10737418259, \old(pi_o_2)=10737418242, \old(pi_o_4)=10737418246, \old(tiny_atan2)=10737418254, \old(zero_atan2)=10737418252, 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] [L232] float x = 0.0f; [L233] float y = 0.0f; VAL [huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L234] CALL, EXPR __ieee754_atan2f(y, x) VAL [\old(x)=0, \old(y)=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] [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [\old(x)=0, \old(y)=0, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L123] FCALL ieee_float_shape_type gf_u; VAL [\old(x)=0, \old(y)=0, gf_u={10737418257:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L124] FCALL gf_u.value = (x) VAL [\old(x)=0, \old(y)=0, gf_u={10737418257:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L125] EXPR, FCALL gf_u.word VAL [\old(x)=0, \old(y)=0, gf_u={10737418257:0}, gf_u.word=6442450944, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L125] (hx) = gf_u.word VAL [\old(x)=0, \old(y)=0, gf_u={10737418257:0}, gf_u.word=6442450944, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L125] FCALL (hx) = gf_u.word VAL [(hx) = gf_u.word=10737418245, \old(x)=0, \old(y)=0, gf_u={10737418257:0}, gf_u.word=6442450944, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L126] COND FALSE !(0) VAL [\old(x)=0, \old(y)=0, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L127] ix = hx & 0x7fffffff VAL [\old(x)=0, \old(y)=0, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L129] FCALL ieee_float_shape_type gf_u; VAL [\old(x)=0, \old(y)=0, gf_u={10737418253:0}, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L130] FCALL gf_u.value = (y) VAL [\old(x)=0, \old(y)=0, gf_u={10737418253:0}, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L131] EXPR, FCALL gf_u.word VAL [\old(x)=0, \old(y)=0, gf_u={10737418253:0}, gf_u.word=10737418240, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L131] (hy) = gf_u.word VAL [\old(x)=0, \old(y)=0, gf_u={10737418253:0}, gf_u.word=10737418240, huge_atan=1000000000000000000000000000000, hx=-2147483648, hy=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L131] FCALL (hy) = gf_u.word VAL [(hy) = gf_u.word=10737418260, \old(x)=0, \old(y)=0, gf_u={10737418253:0}, gf_u.word=10737418240, huge_atan=1000000000000000000000000000000, hx=-2147483648, hy=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L132] COND FALSE !(0) VAL [\old(x)=0, \old(y)=0, huge_atan=1000000000000000000000000000000, hx=-2147483648, hy=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L133] iy = hy & 0x7fffffff VAL [\old(x)=0, \old(y)=0, huge_atan=1000000000000000000000000000000, hx=-2147483648, hy=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] RET return x + y; VAL [\old(x)=0, \old(y)=0, huge_atan=1000000000000000000000000000000, hx=-2147483648, hy=-2147483648, ix=2139095041, iy=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L234] EXPR __ieee754_atan2f(y, x) VAL [__ieee754_atan2f(y, x)=10737418250, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L234] float res = __ieee754_atan2f(y, x); [L237] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10737418250, res == 0.0f && __signbit_float(res) == 0=0, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L237] COND FALSE, EXPR !(res == 0.0f && __signbit_float(res) == 0) VAL [huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10737418250, res == 0.0f && __signbit_float(res) == 0=0, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] [L237] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L238] __VERIFIER_error() VAL [huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10737418250, tiny_atan2=1/1000000000000000000000000000000, x=0, y=0, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 172 locations, 1 error locations. UNSAFE Result, 0.7s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 212 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=172occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 56 NumberOfCodeBlocks, 56 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 15:17:02,905 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:17:02,907 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:17:02,919 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:17:02,920 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:17:02,921 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:17:02,922 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:17:02,924 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:17:02,926 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:17:02,927 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:17:02,928 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:17:02,928 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:17:02,929 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:17:02,930 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:17:02,932 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:17:02,933 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:17:02,934 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:17:02,936 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:17:02,938 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:17:02,940 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:17:02,941 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:17:02,943 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:17:02,945 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:17:02,946 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:17:02,946 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:17:02,947 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:17:02,948 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:17:02,949 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:17:02,950 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:17:02,951 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:17:02,952 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:17:02,952 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:17:02,953 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:17:02,953 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:17:02,954 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:17:02,955 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:17:02,956 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 15:17:02,983 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:17:02,983 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:17:02,984 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:17:02,985 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:17:02,985 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:17:02,986 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:17:02,987 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:17:02,987 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:17:02,987 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:17:02,987 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:17:02,987 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:17:02,987 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:17:02,988 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:17:02,988 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:17:02,988 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 15:17:02,988 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 15:17:02,988 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:17:02,988 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:17:02,989 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:17:02,989 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:17:02,989 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:17:02,989 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:17:02,990 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:17:02,990 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:17:02,991 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:17:02,991 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:17:02,991 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:17:02,991 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 15:17:02,991 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:17:02,991 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 15:17:02,992 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 15:17:02,992 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 -> e44540fb45c3e973e92240537908eaa3d281c084 [2018-09-20 15:17:03,047 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:17:03,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:17:03,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:17:03,066 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:17:03,066 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:17:03,067 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-09-20 15:17:03,420 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adb141471/f061370e228e43629fb2f296c95ca476/FLAG2c5cf7bcb [2018-09-20 15:17:03,586 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:17:03,586 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-09-20 15:17:03,597 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adb141471/f061370e228e43629fb2f296c95ca476/FLAG2c5cf7bcb [2018-09-20 15:17:03,614 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/adb141471/f061370e228e43629fb2f296c95ca476 [2018-09-20 15:17:03,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:17:03,621 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:17:03,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:17:03,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:17:03,629 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:17:03,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:17:03" (1/1) ... [2018-09-20 15:17:03,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2813c0f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:17:03, skipping insertion in model container [2018-09-20 15:17:03,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:17:03" (1/1) ... [2018-09-20 15:17:03,647 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:17:04,022 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:17:04,047 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:17:04,102 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:17:04,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:17:04 WrapperNode [2018-09-20 15:17:04,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:17:04,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:17:04,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:17:04,163 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:17:04,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:17:04" (1/1) ... [2018-09-20 15:17:04,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:17:04" (1/1) ... [2018-09-20 15:17:04,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:17:04" (1/1) ... [2018-09-20 15:17:04,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:17:04" (1/1) ... [2018-09-20 15:17:04,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:17:04" (1/1) ... [2018-09-20 15:17:04,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:17:04" (1/1) ... [2018-09-20 15:17:04,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:17:04" (1/1) ... [2018-09-20 15:17:04,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:17:04,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:17:04,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:17:04,299 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:17:04,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:17:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:17:04,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:17:04,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:17:04,466 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-09-20 15:17:04,466 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-09-20 15:17:04,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-09-20 15:17:04,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-09-20 15:17:04,466 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:17:04,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:17:04,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 15:17:04,467 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-09-20 15:17:04,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:17:04,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-09-20 15:17:04,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 15:17:04,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:17:04,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 15:17:04,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-09-20 15:17:04,469 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-09-20 15:17:04,469 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-09-20 15:17:04,469 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-09-20 15:17:04,470 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:17:04,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:17:04,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:17:04,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-09-20 15:17:04,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 15:17:04,780 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:17:04,804 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:17:04,886 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:17:04,906 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:17:05,887 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:17:05,916 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:17:10,080 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:17:10,118 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:17:15,554 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:17:17,757 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:17:19,273 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:17:19,280 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:17:19,302 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:17:19,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:17:19 BoogieIcfgContainer [2018-09-20 15:17:19,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:17:19,304 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:17:19,304 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:17:19,306 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:17:19,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:17:03" (1/3) ... [2018-09-20 15:17:19,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@498a75c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:17:19, skipping insertion in model container [2018-09-20 15:17:19,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:17:04" (2/3) ... [2018-09-20 15:17:19,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@498a75c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:17:19, skipping insertion in model container [2018-09-20 15:17:19,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:17:19" (3/3) ... [2018-09-20 15:17:19,310 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0681b_true-unreach-call.c [2018-09-20 15:17:19,318 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:17:19,326 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:17:19,373 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:17:19,374 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:17:19,374 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:17:19,375 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:17:19,375 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:17:19,375 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:17:19,375 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:17:19,375 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:17:19,375 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:17:19,400 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states. [2018-09-20 15:17:19,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-20 15:17:19,408 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:17:19,409 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:17:19,412 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:17:19,417 INFO L82 PathProgramCache]: Analyzing trace with hash 1075486522, now seen corresponding path program 1 times [2018-09-20 15:17:19,423 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:17:19,424 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-20 15:17:19,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:17:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:17:19,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:17:19,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:17:19,611 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:17:19,626 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:17:19,627 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:17:19,630 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:17:19,646 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:17:19,647 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:17:19,650 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 2 states. [2018-09-20 15:17:19,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:17:19,710 INFO L93 Difference]: Finished difference Result 336 states and 455 transitions. [2018-09-20 15:17:19,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:17:19,712 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-09-20 15:17:19,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:17:19,728 INFO L225 Difference]: With dead ends: 336 [2018-09-20 15:17:19,728 INFO L226 Difference]: Without dead ends: 168 [2018-09-20 15:17:19,734 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:17:19,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2018-09-20 15:17:19,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2018-09-20 15:17:19,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2018-09-20 15:17:19,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 208 transitions. [2018-09-20 15:17:19,802 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 208 transitions. Word has length 19 [2018-09-20 15:17:19,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:17:19,803 INFO L480 AbstractCegarLoop]: Abstraction has 168 states and 208 transitions. [2018-09-20 15:17:19,803 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:17:19,803 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 208 transitions. [2018-09-20 15:17:19,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-20 15:17:19,806 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:17:19,806 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:17:19,807 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:17:19,807 INFO L82 PathProgramCache]: Analyzing trace with hash 1258452584, now seen corresponding path program 1 times [2018-09-20 15:17:19,809 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:17:19,809 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 [2018-09-20 15:17:19,820 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:17:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:17:19,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:17:20,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-20 15:17:20,204 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-20 15:17:20,205 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:17:20,236 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:20,279 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:20,280 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:25 [2018-09-20 15:17:20,341 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-20 15:17:20,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-20 15:17:20,361 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:17:20,376 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:20,414 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:20,415 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:13 [2018-09-20 15:17:20,965 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-20 15:17:20,984 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-20 15:17:20,984 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:17:21,017 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:21,079 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 15:17:21,079 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:35, output treesize:36 [2018-09-20 15:17:21,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-20 15:17:21,195 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-20 15:17:21,195 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:17:21,204 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:21,232 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 15:17:21,233 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:43, output treesize:24 [2018-09-20 15:17:21,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:17:21,819 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:17:21,834 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:17:21,835 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-09-20 15:17:21,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-09-20 15:17:21,839 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-09-20 15:17:21,839 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2018-09-20 15:17:21,839 INFO L87 Difference]: Start difference. First operand 168 states and 208 transitions. Second operand 13 states. [2018-09-20 15:17:22,229 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-09-20 15:17:24,329 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-09-20 15:17:28,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:17:28,508 INFO L93 Difference]: Finished difference Result 191 states and 231 transitions. [2018-09-20 15:17:28,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-20 15:17:28,511 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 37 [2018-09-20 15:17:28,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:17:28,514 INFO L225 Difference]: With dead ends: 191 [2018-09-20 15:17:28,514 INFO L226 Difference]: Without dead ends: 168 [2018-09-20 15:17:28,517 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=131, Invalid=519, Unknown=0, NotChecked=0, Total=650 [2018-09-20 15:17:28,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2018-09-20 15:17:28,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2018-09-20 15:17:28,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2018-09-20 15:17:28,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 207 transitions. [2018-09-20 15:17:28,542 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 207 transitions. Word has length 37 [2018-09-20 15:17:28,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:17:28,542 INFO L480 AbstractCegarLoop]: Abstraction has 168 states and 207 transitions. [2018-09-20 15:17:28,542 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-09-20 15:17:28,543 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 207 transitions. [2018-09-20 15:17:28,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-20 15:17:28,545 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:17:28,545 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:17:28,545 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:17:28,546 INFO L82 PathProgramCache]: Analyzing trace with hash 1539994193, now seen corresponding path program 1 times [2018-09-20 15:17:28,547 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:17:28,547 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-20 15:17:28,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:17:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:17:28,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:17:28,689 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-20 15:17:28,693 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-20 15:17:28,693 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:17:28,700 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:28,711 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:28,711 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-20 15:17:28,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-20 15:17:28,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-20 15:17:28,738 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:17:28,745 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:28,748 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:28,748 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-20 15:17:28,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:17:28,877 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:17:28,897 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:17:28,897 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 15:17:28,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 15:17:28,898 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 15:17:28,898 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 15:17:28,898 INFO L87 Difference]: Start difference. First operand 168 states and 207 transitions. Second operand 9 states. [2018-09-20 15:17:31,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:17:31,507 INFO L93 Difference]: Finished difference Result 234 states and 290 transitions. [2018-09-20 15:17:31,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 15:17:31,508 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 42 [2018-09-20 15:17:31,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:17:31,511 INFO L225 Difference]: With dead ends: 234 [2018-09-20 15:17:31,511 INFO L226 Difference]: Without dead ends: 161 [2018-09-20 15:17:31,513 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2018-09-20 15:17:31,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2018-09-20 15:17:31,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2018-09-20 15:17:31,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2018-09-20 15:17:31,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 192 transitions. [2018-09-20 15:17:31,531 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 192 transitions. Word has length 42 [2018-09-20 15:17:31,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:17:31,532 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 192 transitions. [2018-09-20 15:17:31,532 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 15:17:31,532 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 192 transitions. [2018-09-20 15:17:31,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-20 15:17:31,534 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:17:31,535 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:17:31,535 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:17:31,535 INFO L82 PathProgramCache]: Analyzing trace with hash 938887759, now seen corresponding path program 1 times [2018-09-20 15:17:31,536 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:17:31,537 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-09-20 15:17:31,546 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:17:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:17:31,629 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:17:31,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:17:31,776 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:17:31,786 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:17:31,787 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-20 15:17:31,787 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-20 15:17:31,787 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-20 15:17:31,788 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-09-20 15:17:31,788 INFO L87 Difference]: Start difference. First operand 161 states and 192 transitions. Second operand 7 states. [2018-09-20 15:17:33,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:17:33,582 INFO L93 Difference]: Finished difference Result 168 states and 199 transitions. [2018-09-20 15:17:33,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-20 15:17:33,584 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 42 [2018-09-20 15:17:33,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:17:33,586 INFO L225 Difference]: With dead ends: 168 [2018-09-20 15:17:33,586 INFO L226 Difference]: Without dead ends: 165 [2018-09-20 15:17:33,587 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-09-20 15:17:33,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-09-20 15:17:33,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-09-20 15:17:33,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-09-20 15:17:33,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 196 transitions. [2018-09-20 15:17:33,604 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 196 transitions. Word has length 42 [2018-09-20 15:17:33,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:17:33,606 INFO L480 AbstractCegarLoop]: Abstraction has 165 states and 196 transitions. [2018-09-20 15:17:33,606 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-20 15:17:33,606 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 196 transitions. [2018-09-20 15:17:33,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-20 15:17:33,608 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:17:33,608 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:17:33,608 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:17:33,609 INFO L82 PathProgramCache]: Analyzing trace with hash -978501069, now seen corresponding path program 1 times [2018-09-20 15:17:33,610 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:17:33,610 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-09-20 15:17:33,623 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:17:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:17:33,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:17:33,913 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-20 15:17:33,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-20 15:17:33,921 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:17:33,935 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:33,952 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:33,953 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:25 [2018-09-20 15:17:33,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-20 15:17:34,001 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-20 15:17:34,001 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:17:34,006 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:34,023 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:34,024 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:13 [2018-09-20 15:17:34,109 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-20 15:17:34,114 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-20 15:17:34,115 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:17:34,129 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:34,148 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:34,148 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:30, output treesize:31 [2018-09-20 15:17:34,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-20 15:17:34,218 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-20 15:17:34,219 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:17:34,224 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:34,235 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:34,235 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:38, output treesize:19 [2018-09-20 15:17:35,387 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2018-09-20 15:17:35,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:17:35,530 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:17:35,546 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:17:35,547 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-09-20 15:17:35,547 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-09-20 15:17:35,547 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-09-20 15:17:35,548 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2018-09-20 15:17:35,548 INFO L87 Difference]: Start difference. First operand 165 states and 196 transitions. Second operand 14 states. [2018-09-20 15:17:38,029 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-09-20 15:17:38,786 WARN L178 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 47 [2018-09-20 15:17:39,361 WARN L178 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2018-09-20 15:17:41,235 WARN L178 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2018-09-20 15:17:43,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:17:43,512 INFO L93 Difference]: Finished difference Result 189 states and 220 transitions. [2018-09-20 15:17:43,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-09-20 15:17:43,513 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 43 [2018-09-20 15:17:43,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:17:43,515 INFO L225 Difference]: With dead ends: 189 [2018-09-20 15:17:43,515 INFO L226 Difference]: Without dead ends: 120 [2018-09-20 15:17:43,516 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=160, Invalid=710, Unknown=0, NotChecked=0, Total=870 [2018-09-20 15:17:43,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-09-20 15:17:43,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 119. [2018-09-20 15:17:43,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-09-20 15:17:43,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 132 transitions. [2018-09-20 15:17:43,526 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 132 transitions. Word has length 43 [2018-09-20 15:17:43,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:17:43,527 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 132 transitions. [2018-09-20 15:17:43,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-09-20 15:17:43,527 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 132 transitions. [2018-09-20 15:17:43,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-20 15:17:43,531 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:17:43,531 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:17:43,531 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:17:43,531 INFO L82 PathProgramCache]: Analyzing trace with hash 1203645214, now seen corresponding path program 1 times [2018-09-20 15:17:43,532 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:17:43,532 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-09-20 15:17:43,538 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:17:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:17:43,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:17:43,700 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-20 15:17:43,705 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-20 15:17:43,705 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:17:43,709 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:43,722 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:43,723 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-20 15:17:43,744 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-20 15:17:43,751 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-20 15:17:43,751 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:17:43,754 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:43,756 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:43,756 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-20 15:17:43,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:17:43,829 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:17:43,845 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:17:43,846 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-20 15:17:43,846 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-20 15:17:43,846 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-20 15:17:43,846 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-20 15:17:43,848 INFO L87 Difference]: Start difference. First operand 119 states and 132 transitions. Second operand 8 states. [2018-09-20 15:17:44,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:17:44,416 INFO L93 Difference]: Finished difference Result 138 states and 150 transitions. [2018-09-20 15:17:44,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-09-20 15:17:44,417 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2018-09-20 15:17:44,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:17:44,419 INFO L225 Difference]: With dead ends: 138 [2018-09-20 15:17:44,419 INFO L226 Difference]: Without dead ends: 59 [2018-09-20 15:17:44,419 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 48 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2018-09-20 15:17:44,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-09-20 15:17:44,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2018-09-20 15:17:44,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-09-20 15:17:44,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 59 transitions. [2018-09-20 15:17:44,425 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 59 transitions. Word has length 56 [2018-09-20 15:17:44,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:17:44,425 INFO L480 AbstractCegarLoop]: Abstraction has 59 states and 59 transitions. [2018-09-20 15:17:44,425 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-20 15:17:44,425 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 59 transitions. [2018-09-20 15:17:44,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-20 15:17:44,426 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:17:44,426 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:17:44,427 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:17:44,427 INFO L82 PathProgramCache]: Analyzing trace with hash 549432164, now seen corresponding path program 1 times [2018-09-20 15:17:44,427 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:17:44,427 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-09-20 15:17:44,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:17:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:17:44,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:17:44,715 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-20 15:17:44,719 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-20 15:17:44,720 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:17:44,724 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:44,736 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:44,737 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-20 15:17:44,776 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-20 15:17:44,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-20 15:17:44,780 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:17:44,783 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:44,785 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:17:44,786 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-20 15:17:45,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:17:45,028 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:17:45,040 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:17:45,040 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-09-20 15:17:45,041 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-09-20 15:17:45,041 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-09-20 15:17:45,041 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2018-09-20 15:17:45,042 INFO L87 Difference]: Start difference. First operand 59 states and 59 transitions. Second operand 14 states. [2018-09-20 15:17:45,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:17:45,968 INFO L93 Difference]: Finished difference Result 59 states and 59 transitions. [2018-09-20 15:17:45,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-20 15:17:45,969 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 58 [2018-09-20 15:17:45,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:17:45,970 INFO L225 Difference]: With dead ends: 59 [2018-09-20 15:17:45,971 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 15:17:45,972 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=81, Invalid=471, Unknown=0, NotChecked=0, Total=552 [2018-09-20 15:17:45,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 15:17:45,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 15:17:45,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 15:17:45,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 15:17:45,973 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2018-09-20 15:17:45,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:17:45,973 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 15:17:45,973 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-09-20 15:17:45,973 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 15:17:45,973 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 15:17:45,978 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 15:17:46,719 WARN L178 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-09-20 15:17:47,266 WARN L178 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-09-20 15:17:47,721 WARN L178 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-09-20 15:17:47,724 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:17:47,724 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:17:47,724 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:17:47,725 INFO L426 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2018-09-20 15:17:47,725 INFO L426 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2018-09-20 15:17:47,725 INFO L426 ceAbstractionStarter]: For program point L201-2(lines 194 206) no Hoare annotation was computed. [2018-09-20 15:17:47,725 INFO L426 ceAbstractionStarter]: For program point L201-3(lines 201 205) no Hoare annotation was computed. [2018-09-20 15:17:47,725 INFO L426 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2018-09-20 15:17:47,726 INFO L426 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-09-20 15:17:47,726 INFO L426 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-09-20 15:17:47,726 INFO L426 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2018-09-20 15:17:47,726 INFO L426 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2018-09-20 15:17:47,726 INFO L426 ceAbstractionStarter]: For program point L202-2(line 202) no Hoare annotation was computed. [2018-09-20 15:17:47,726 INFO L426 ceAbstractionStarter]: For program point L202-3(line 202) no Hoare annotation was computed. [2018-09-20 15:17:47,726 INFO L426 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-09-20 15:17:47,726 INFO L426 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2018-09-20 15:17:47,726 INFO L426 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-09-20 15:17:47,727 INFO L422 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))))) (= |__ieee754_atan2f_#in~x| (fp (_ bv0 1) (_ bv127 8) (_ bv0 23))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) [2018-09-20 15:17:47,727 INFO L426 ceAbstractionStarter]: For program point L137-1(line 137) no Hoare annotation was computed. [2018-09-20 15:17:47,727 INFO L426 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2018-09-20 15:17:47,727 INFO L426 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2018-09-20 15:17:47,727 INFO L426 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-09-20 15:17:47,727 INFO L426 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-09-20 15:17:47,727 INFO L426 ceAbstractionStarter]: For program point L204-1(line 204) no Hoare annotation was computed. [2018-09-20 15:17:47,727 INFO L426 ceAbstractionStarter]: For program point L204-2(line 204) no Hoare annotation was computed. [2018-09-20 15:17:47,732 INFO L426 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2018-09-20 15:17:47,732 INFO L426 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2018-09-20 15:17:47,733 INFO L426 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2018-09-20 15:17:47,733 INFO L422 ceAbstractionStarter]: At program point L122-3(lines 122 126) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) [2018-09-20 15:17:47,733 INFO L426 ceAbstractionStarter]: For program point L122-4(lines 122 126) no Hoare annotation was computed. [2018-09-20 15:17:47,733 INFO L426 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2018-09-20 15:17:47,733 INFO L426 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-09-20 15:17:47,733 INFO L426 ceAbstractionStarter]: For program point L123-1(line 123) no Hoare annotation was computed. [2018-09-20 15:17:47,733 INFO L426 ceAbstractionStarter]: For program point L123-2(line 123) no Hoare annotation was computed. [2018-09-20 15:17:47,735 INFO L426 ceAbstractionStarter]: For program point L123-3(line 123) no Hoare annotation was computed. [2018-09-20 15:17:47,735 INFO L426 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-09-20 15:17:47,736 INFO L426 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2018-09-20 15:17:47,736 INFO L426 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2018-09-20 15:17:47,736 INFO L422 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (let ((.cse0 (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x)) (.cse2 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))))) (.cse3 (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))) (.cse4 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))))) (.cse5 (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) (.cse6 (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (or (and .cse0 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= __ieee754_atan2f_~m~0 (bvor (bvand (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32)) (_ bv1 32)) (bvand (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)) (_ bv2 32)))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (let ((.cse1 (bvor (bvand (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32)) (_ bv1 32)) (bvand (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)) (_ bv2 32))))) (and (not (= (_ bv1 32) .cse1)) (not (= (_ bv0 32) .cse1)) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))))) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse2 .cse3 .cse4 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (not (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv0 32))))) .cse5 .cse6))) [2018-09-20 15:17:47,736 INFO L426 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2018-09-20 15:17:47,739 INFO L422 ceAbstractionStarter]: At program point L190-1(line 190) the Hoare annotation is: (let ((.cse0 (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x)) (.cse2 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))))) (.cse3 (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))) (.cse4 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))))) (.cse5 (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) (.cse6 (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (or (and .cse0 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= __ieee754_atan2f_~m~0 (bvor (bvand (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32)) (_ bv1 32)) (bvand (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)) (_ bv2 32)))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (let ((.cse1 (bvor (bvand (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32)) (_ bv1 32)) (bvand (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)) (_ bv2 32))))) (and (not (= (_ bv1 32) .cse1)) (not (= (_ bv0 32) .cse1)) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))))) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse2 .cse3 .cse4 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (not (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv0 32))))) .cse5 .cse6))) [2018-09-20 15:17:47,739 INFO L426 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-09-20 15:17:47,739 INFO L426 ceAbstractionStarter]: For program point L190-2(line 190) no Hoare annotation was computed. [2018-09-20 15:17:47,739 INFO L426 ceAbstractionStarter]: For program point __ieee754_atan2fFINAL(lines 118 213) no Hoare annotation was computed. [2018-09-20 15:17:47,739 INFO L426 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2018-09-20 15:17:47,739 INFO L426 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2018-09-20 15:17:47,739 INFO L426 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-09-20 15:17:47,739 INFO L426 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-09-20 15:17:47,739 INFO L426 ceAbstractionStarter]: For program point L125-1(line 125) no Hoare annotation was computed. [2018-09-20 15:17:47,739 INFO L426 ceAbstractionStarter]: For program point L125-2(line 125) no Hoare annotation was computed. [2018-09-20 15:17:47,739 INFO L426 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2018-09-20 15:17:47,739 INFO L426 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-09-20 15:17:47,740 INFO L426 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-09-20 15:17:47,740 INFO L426 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2018-09-20 15:17:47,740 INFO L426 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-09-20 15:17:47,740 INFO L426 ceAbstractionStarter]: For program point __ieee754_atan2fEXIT(lines 118 213) no Hoare annotation was computed. [2018-09-20 15:17:47,740 INFO L426 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-09-20 15:17:47,740 INFO L426 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-09-20 15:17:47,740 INFO L426 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-09-20 15:17:47,740 INFO L426 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-09-20 15:17:47,740 INFO L426 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2018-09-20 15:17:47,740 INFO L422 ceAbstractionStarter]: At program point L128-3(lines 128 132) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) [2018-09-20 15:17:47,741 INFO L426 ceAbstractionStarter]: For program point L128-4(lines 128 132) no Hoare annotation was computed. [2018-09-20 15:17:47,741 INFO L426 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-09-20 15:17:47,741 INFO L426 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-09-20 15:17:47,741 INFO L426 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-09-20 15:17:47,741 INFO L426 ceAbstractionStarter]: For program point L129-1(line 129) no Hoare annotation was computed. [2018-09-20 15:17:47,741 INFO L426 ceAbstractionStarter]: For program point L129-2(line 129) no Hoare annotation was computed. [2018-09-20 15:17:47,741 INFO L426 ceAbstractionStarter]: For program point L129-3(line 129) no Hoare annotation was computed. [2018-09-20 15:17:47,741 INFO L426 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2018-09-20 15:17:47,741 INFO L426 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-09-20 15:17:47,742 INFO L422 ceAbstractionStarter]: At program point L196-3(lines 196 200) the Hoare annotation is: (let ((.cse0 (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x)) (.cse2 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))))) (.cse3 (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))) (.cse4 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))))) (.cse5 (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) (.cse6 (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (or (and .cse0 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= __ieee754_atan2f_~m~0 (bvor (bvand (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32)) (_ bv1 32)) (bvand (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)) (_ bv2 32)))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (let ((.cse1 (bvor (bvand (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32)) (_ bv1 32)) (bvand (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)) (_ bv2 32))))) (and (not (= (_ bv1 32) .cse1)) (not (= (_ bv0 32) .cse1)) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))))) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse2 .cse3 .cse4 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (not (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv0 32))))) .cse5 .cse6))) [2018-09-20 15:17:47,742 INFO L426 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-09-20 15:17:47,742 INFO L426 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-09-20 15:17:47,742 INFO L426 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-09-20 15:17:47,742 INFO L426 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-09-20 15:17:47,742 INFO L426 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2018-09-20 15:17:47,742 INFO L426 ceAbstractionStarter]: For program point L197-2(line 197) no Hoare annotation was computed. [2018-09-20 15:17:47,742 INFO L426 ceAbstractionStarter]: For program point L131-1(line 131) no Hoare annotation was computed. [2018-09-20 15:17:47,743 INFO L426 ceAbstractionStarter]: For program point L197-3(line 197) no Hoare annotation was computed. [2018-09-20 15:17:47,743 INFO L426 ceAbstractionStarter]: For program point L131-2(line 131) no Hoare annotation was computed. [2018-09-20 15:17:47,743 INFO L426 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-09-20 15:17:47,743 INFO L426 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-09-20 15:17:47,743 INFO L426 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2018-09-20 15:17:47,743 INFO L429 ceAbstractionStarter]: At program point __ieee754_atan2fENTRY(lines 118 213) the Hoare annotation is: true [2018-09-20 15:17:47,743 INFO L426 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-09-20 15:17:47,743 INFO L426 ceAbstractionStarter]: For program point L199-1(line 199) no Hoare annotation was computed. [2018-09-20 15:17:47,743 INFO L426 ceAbstractionStarter]: For program point L199-2(line 199) no Hoare annotation was computed. [2018-09-20 15:17:47,743 INFO L426 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2018-09-20 15:17:47,743 INFO L426 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 12 25) no Hoare annotation was computed. [2018-09-20 15:17:47,743 INFO L426 ceAbstractionStarter]: For program point L21(line 21) no Hoare annotation was computed. [2018-09-20 15:17:47,744 INFO L426 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2018-09-20 15:17:47,744 INFO L426 ceAbstractionStarter]: For program point L17(line 17) no Hoare annotation was computed. [2018-09-20 15:17:47,744 INFO L426 ceAbstractionStarter]: For program point L19-2(lines 12 25) no Hoare annotation was computed. [2018-09-20 15:17:47,744 INFO L426 ceAbstractionStarter]: For program point L17-1(line 17) no Hoare annotation was computed. [2018-09-20 15:17:47,744 INFO L426 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2018-09-20 15:17:47,744 INFO L426 ceAbstractionStarter]: For program point L15(line 15) no Hoare annotation was computed. [2018-09-20 15:17:47,744 INFO L426 ceAbstractionStarter]: For program point L17-2(line 17) no Hoare annotation was computed. [2018-09-20 15:17:47,744 INFO L426 ceAbstractionStarter]: For program point L15-1(line 15) no Hoare annotation was computed. [2018-09-20 15:17:47,744 INFO L426 ceAbstractionStarter]: For program point L15-2(line 15) no Hoare annotation was computed. [2018-09-20 15:17:47,744 INFO L426 ceAbstractionStarter]: For program point L15-3(line 15) no Hoare annotation was computed. [2018-09-20 15:17:47,744 INFO L426 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 12 25) no Hoare annotation was computed. [2018-09-20 15:17:47,745 INFO L429 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 12 25) the Hoare annotation is: true [2018-09-20 15:17:47,745 INFO L426 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-09-20 15:17:47,745 INFO L426 ceAbstractionStarter]: For program point L22-1(line 22) no Hoare annotation was computed. [2018-09-20 15:17:47,745 INFO L426 ceAbstractionStarter]: For program point L20(line 20) no Hoare annotation was computed. [2018-09-20 15:17:47,745 INFO L426 ceAbstractionStarter]: For program point L22-2(line 22) no Hoare annotation was computed. [2018-09-20 15:17:47,745 INFO L426 ceAbstractionStarter]: For program point L20-1(line 20) no Hoare annotation was computed. [2018-09-20 15:17:47,745 INFO L426 ceAbstractionStarter]: For program point L20-2(line 20) no Hoare annotation was computed. [2018-09-20 15:17:47,745 INFO L426 ceAbstractionStarter]: For program point L20-3(line 20) no Hoare annotation was computed. [2018-09-20 15:17:47,745 INFO L426 ceAbstractionStarter]: For program point L16(line 16) no Hoare annotation was computed. [2018-09-20 15:17:47,745 INFO L426 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2018-09-20 15:17:47,745 INFO L429 ceAbstractionStarter]: At program point L14-3(lines 14 18) the Hoare annotation is: true [2018-09-20 15:17:47,746 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:17:47,746 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-20 15:17:47,746 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:17:47,746 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:17:47,746 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 227 243) the Hoare annotation is: true [2018-09-20 15:17:47,746 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 227 243) no Hoare annotation was computed. [2018-09-20 15:17:47,746 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 238) no Hoare annotation was computed. [2018-09-20 15:17:47,746 INFO L426 ceAbstractionStarter]: For program point L238(line 238) no Hoare annotation was computed. [2018-09-20 15:17:47,746 INFO L426 ceAbstractionStarter]: For program point L237(line 237) no Hoare annotation was computed. [2018-09-20 15:17:47,747 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 227 243) no Hoare annotation was computed. [2018-09-20 15:17:47,747 INFO L422 ceAbstractionStarter]: At program point L237-1(line 237) the Hoare annotation is: (and (= (_ +zero 8 24) main_~x~0) (= (_ +zero 8 24) main_~res~0) |main_#t~short29| (= (_ +zero 8 24) main_~y~0)) [2018-09-20 15:17:47,747 INFO L426 ceAbstractionStarter]: For program point L237-2(line 237) no Hoare annotation was computed. [2018-09-20 15:17:47,747 INFO L422 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: (and (= (_ +zero 8 24) main_~x~0) (= (_ +zero 8 24) main_~y~0)) [2018-09-20 15:17:47,747 INFO L426 ceAbstractionStarter]: For program point L234-1(line 234) no Hoare annotation was computed. [2018-09-20 15:17:47,747 INFO L426 ceAbstractionStarter]: For program point L237-4(lines 237 240) no Hoare annotation was computed. [2018-09-20 15:17:47,747 INFO L426 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2018-09-20 15:17:47,747 INFO L429 ceAbstractionStarter]: At program point atan_floatENTRY(lines 51 113) the Hoare annotation is: true [2018-09-20 15:17:47,747 INFO L426 ceAbstractionStarter]: For program point atan_floatFINAL(lines 51 113) no Hoare annotation was computed. [2018-09-20 15:17:47,748 INFO L426 ceAbstractionStarter]: For program point L56(line 56) no Hoare annotation was computed. [2018-09-20 15:17:47,748 INFO L426 ceAbstractionStarter]: For program point L56-1(line 56) no Hoare annotation was computed. [2018-09-20 15:17:47,748 INFO L426 ceAbstractionStarter]: For program point L56-2(line 56) no Hoare annotation was computed. [2018-09-20 15:17:47,748 INFO L426 ceAbstractionStarter]: For program point L56-3(line 56) no Hoare annotation was computed. [2018-09-20 15:17:47,748 INFO L426 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2018-09-20 15:17:47,748 INFO L426 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2018-09-20 15:17:47,748 INFO L426 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2018-09-20 15:17:47,748 INFO L426 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-09-20 15:17:47,748 INFO L426 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2018-09-20 15:17:47,748 INFO L426 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2018-09-20 15:17:47,748 INFO L426 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-09-20 15:17:47,749 INFO L426 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2018-09-20 15:17:47,749 INFO L426 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2018-09-20 15:17:47,749 INFO L426 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2018-09-20 15:17:47,749 INFO L426 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2018-09-20 15:17:47,749 INFO L426 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2018-09-20 15:17:47,749 INFO L426 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2018-09-20 15:17:47,749 INFO L426 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-09-20 15:17:47,749 INFO L426 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2018-09-20 15:17:47,749 INFO L426 ceAbstractionStarter]: For program point L58-2(line 58) no Hoare annotation was computed. [2018-09-20 15:17:47,749 INFO L426 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2018-09-20 15:17:47,749 INFO L426 ceAbstractionStarter]: For program point atan_floatEXIT(lines 51 113) no Hoare annotation was computed. [2018-09-20 15:17:47,750 INFO L426 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2018-09-20 15:17:47,750 INFO L429 ceAbstractionStarter]: At program point L55-3(lines 55 59) the Hoare annotation is: true [2018-09-20 15:17:47,750 INFO L426 ceAbstractionStarter]: For program point L55-4(lines 55 59) no Hoare annotation was computed. [2018-09-20 15:17:47,750 INFO L429 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: true [2018-09-20 15:17:47,750 INFO L426 ceAbstractionStarter]: For program point L76-1(line 76) no Hoare annotation was computed. [2018-09-20 15:17:47,750 INFO L426 ceAbstractionStarter]: For program point L221(line 221) no Hoare annotation was computed. [2018-09-20 15:17:47,750 INFO L426 ceAbstractionStarter]: For program point L220(line 220) no Hoare annotation was computed. [2018-09-20 15:17:47,750 INFO L426 ceAbstractionStarter]: For program point L221-1(line 221) no Hoare annotation was computed. [2018-09-20 15:17:47,750 INFO L426 ceAbstractionStarter]: For program point L219(line 219) no Hoare annotation was computed. [2018-09-20 15:17:47,750 INFO L426 ceAbstractionStarter]: For program point L221-2(line 221) no Hoare annotation was computed. [2018-09-20 15:17:47,751 INFO L426 ceAbstractionStarter]: For program point L219-1(line 219) no Hoare annotation was computed. [2018-09-20 15:17:47,751 INFO L426 ceAbstractionStarter]: For program point L219-2(line 219) no Hoare annotation was computed. [2018-09-20 15:17:47,751 INFO L426 ceAbstractionStarter]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2018-09-20 15:17:47,751 INFO L426 ceAbstractionStarter]: For program point L219-3(line 219) no Hoare annotation was computed. [2018-09-20 15:17:47,751 INFO L426 ceAbstractionStarter]: For program point __signbit_floatFINAL(lines 215 225) no Hoare annotation was computed. [2018-09-20 15:17:47,751 INFO L422 ceAbstractionStarter]: At program point L218-3(lines 218 222) the Hoare annotation is: (= |__signbit_float_#in~x| __signbit_float_~x) [2018-09-20 15:17:47,751 INFO L426 ceAbstractionStarter]: For program point L218-4(lines 218 222) no Hoare annotation was computed. [2018-09-20 15:17:47,751 INFO L429 ceAbstractionStarter]: At program point __signbit_floatENTRY(lines 215 225) the Hoare annotation is: true [2018-09-20 15:17:47,751 INFO L426 ceAbstractionStarter]: For program point __signbit_floatEXIT(lines 215 225) no Hoare annotation was computed. [2018-09-20 15:17:47,767 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,769 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,769 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,770 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,770 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,770 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,770 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,771 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,771 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,771 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,774 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,775 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,776 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,777 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,777 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,777 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,777 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,777 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,778 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,778 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,779 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,780 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,780 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,780 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,780 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,780 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,781 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,781 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,781 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,781 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,781 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,782 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,782 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,782 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,782 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,783 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,784 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,784 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,795 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,799 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,800 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,800 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,800 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,805 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,806 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,806 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,806 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,808 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,808 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,808 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,809 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,810 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,810 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,810 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,812 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,812 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,813 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,813 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,814 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,814 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,815 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,815 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,815 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,815 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,815 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,816 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,816 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,816 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,819 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,820 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,820 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,820 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,820 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,820 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,821 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,821 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:47,825 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,825 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,825 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,825 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,826 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,829 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,829 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,829 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:47,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:17:47 BoogieIcfgContainer [2018-09-20 15:17:47,833 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:17:47,834 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:17:47,834 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:17:47,834 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:17:47,836 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:17:19" (3/4) ... [2018-09-20 15:17:47,841 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 15:17:47,850 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 15:17:47,851 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-09-20 15:17:47,851 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2f [2018-09-20 15:17:47,851 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 15:17:47,851 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-09-20 15:17:47,853 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __signbit_float [2018-09-20 15:17:47,865 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2018-09-20 15:17:47,866 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2018-09-20 15:17:47,867 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-09-20 15:17:47,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x && \old(y) == y [2018-09-20 15:17:47,901 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-09-20 15:17:47,901 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) [2018-09-20 15:17:47,903 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\old(x) == x && (\exists __ieee754_atan2f_~hy~0 : bv32, __ieee754_atan2f_~hx~1 : bv32 :: (m == ~bvor32(~bvand32(~bvashr32(__ieee754_atan2f_~hy~0, 31bv32), 1bv32), ~bvand32(~bvashr32(__ieee754_atan2f_~hx~1, 30bv32), 2bv32)) && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0])) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && (\exists __ieee754_atan2f_~hy~0 : bv32, __ieee754_atan2f_~hx~1 : bv32 :: ((!(1bv32 == ~bvor32(~bvand32(~bvashr32(__ieee754_atan2f_~hy~0, 31bv32), 1bv32), ~bvand32(~bvashr32(__ieee754_atan2f_~hx~1, 30bv32), 2bv32))) && !(0bv32 == ~bvor32(~bvand32(~bvashr32(__ieee754_atan2f_~hy~0, 31bv32), 1bv32), ~bvand32(~bvashr32(__ieee754_atan2f_~hx~1, 30bv32), 2bv32)))) && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0])) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) || ((((((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && !(~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == 0bv32))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) [2018-09-20 15:17:47,990 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 15:17:47,991 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:17:47,992 INFO L168 Benchmark]: Toolchain (without parser) took 44374.08 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 309.3 MB). Free memory was 953.2 MB in the beginning and 1.3 GB in the end (delta: -309.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:17:47,993 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:17:47,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 537.58 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:17:47,994 INFO L168 Benchmark]: Boogie Preprocessor took 138.60 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 15:17:47,994 INFO L168 Benchmark]: RCFGBuilder took 15003.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 931.7 MB in the beginning and 1.1 GB in the end (delta: -136.0 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-09-20 15:17:47,995 INFO L168 Benchmark]: TraceAbstraction took 28529.46 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 170.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -204.0 MB). Peak memory consumption was 365.6 MB. Max. memory is 11.5 GB. [2018-09-20 15:17:47,995 INFO L168 Benchmark]: Witness Printer took 157.26 ms. Allocated memory is still 1.3 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 11.5 GB. [2018-09-20 15:17:48,000 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 537.58 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 138.60 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 15003.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 931.7 MB in the beginning and 1.1 GB in the end (delta: -136.0 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 28529.46 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 170.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -204.0 MB). Peak memory consumption was 365.6 MB. Max. memory is 11.5 GB. * Witness Printer took 157.26 ms. Allocated memory is still 1.3 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 238]: 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: 218]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant [2018-09-20 15:17:48,013 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,014 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,014 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,014 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,020 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,020 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,020 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,020 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,020 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,021 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,021 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,021 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,021 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,021 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,022 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,022 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,022 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,022 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,022 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,025 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,025 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,025 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,025 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,025 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,025 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,026 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,026 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,026 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,026 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,026 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,026 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,027 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,027 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,027 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,027 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,027 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,031 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,031 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,035 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,035 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,036 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,036 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,036 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,036 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,036 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,037 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,037 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,037 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,037 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,037 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,038 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,038 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,038 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,038 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,038 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,038 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,039 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,039 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,039 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,039 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,039 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,039 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,040 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,040 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,040 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,040 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,040 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,043 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,043 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,043 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:17:48,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: (((((((\old(x) == x && (\exists __ieee754_atan2f_~hy~0 : bv32, __ieee754_atan2f_~hx~1 : bv32 :: (m == ~bvor32(~bvand32(~bvashr32(__ieee754_atan2f_~hy~0, 31bv32), 1bv32), ~bvand32(~bvashr32(__ieee754_atan2f_~hx~1, 30bv32), 2bv32)) && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0])) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && (\exists __ieee754_atan2f_~hy~0 : bv32, __ieee754_atan2f_~hx~1 : bv32 :: ((!(1bv32 == ~bvor32(~bvand32(~bvashr32(__ieee754_atan2f_~hy~0, 31bv32), 1bv32), ~bvand32(~bvashr32(__ieee754_atan2f_~hx~1, 30bv32), 2bv32))) && !(0bv32 == ~bvor32(~bvand32(~bvashr32(__ieee754_atan2f_~hy~0, 31bv32), 1bv32), ~bvand32(~bvashr32(__ieee754_atan2f_~hx~1, 30bv32), 2bv32)))) && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0])) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) || ((((((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && !(~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == 0bv32))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant [2018-09-20 15:17:48,046 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,047 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,048 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,048 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,048 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,048 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,049 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:17:48,049 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: ((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: \old(x) == x && \old(y) == y - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 172 locations, 1 error locations. SAFE Result, 28.3s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 20.6s AutomataDifference, 0.0s DeadEndRemovalTime, 1.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1092 SDtfs, 1503 SDslu, 5952 SDs, 0 SdLazy, 1072 SolverSat, 93 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 345 GetRequests, 235 SyntacticMatches, 2 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 9.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=172occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 50 PreInvPairs, 70 NumberOfFragments, 773 HoareAnnotationTreeSize, 50 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 297 NumberOfCodeBlocks, 297 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 290 ConstructedInterpolants, 31 QuantifiedInterpolants, 102033 SizeOfPredicates, 59 NumberOfNonLiveVariables, 826 ConjunctsInSsa, 77 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...