./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-newlib/float_req_bl_0662b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/float_req_bl_0662b_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 a4c379b7a04a6d66192cdd980e7a650440d3ad5e ............................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/float_req_bl_0662b_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 a4c379b7a04a6d66192cdd980e7a650440d3ad5e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 04:01:51,902 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 04:01:51,904 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 04:01:51,917 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 04:01:51,917 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 04:01:51,918 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 04:01:51,920 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 04:01:51,922 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 04:01:51,924 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 04:01:51,925 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 04:01:51,926 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 04:01:51,927 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 04:01:51,927 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 04:01:51,929 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 04:01:51,930 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 04:01:51,931 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 04:01:51,932 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 04:01:51,934 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 04:01:51,936 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 04:01:51,938 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 04:01:51,940 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 04:01:51,941 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 04:01:51,944 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 04:01:51,945 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 04:01:51,945 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 04:01:51,946 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 04:01:51,947 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 04:01:51,948 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 04:01:51,949 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 04:01:51,951 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 04:01:51,951 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 04:01:51,952 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 04:01:51,952 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 04:01:51,952 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 04:01:51,954 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 04:01:51,954 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 04:01:51,955 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 04:01:51,971 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 04:01:51,971 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 04:01:51,972 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 04:01:51,973 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 04:01:51,973 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 04:01:51,973 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 04:01:51,973 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 04:01:51,973 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 04:01:51,974 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 04:01:51,975 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 04:01:51,975 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 04:01:51,975 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 04:01:51,975 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 04:01:51,975 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 04:01:51,976 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 04:01:51,976 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 04:01:51,976 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 04:01:51,976 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 04:01:51,976 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 04:01:51,976 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 04:01:51,978 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 04:01:51,978 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:01:51,978 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 04:01:51,978 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 04:01:51,979 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 04:01:51,979 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 04:01:51,979 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 04:01:51,980 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 04:01:51,980 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 -> a4c379b7a04a6d66192cdd980e7a650440d3ad5e [2018-12-31 04:01:52,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 04:01:52,039 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 04:01:52,043 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 04:01:52,045 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 04:01:52,045 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 04:01:52,046 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_0662b_true-unreach-call.c [2018-12-31 04:01:52,105 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc3f20a5f/066603c0667b4ed58a9de49c627e87ea/FLAG6d0f9dc29 [2018-12-31 04:01:52,601 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 04:01:52,603 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_0662b_true-unreach-call.c [2018-12-31 04:01:52,613 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc3f20a5f/066603c0667b4ed58a9de49c627e87ea/FLAG6d0f9dc29 [2018-12-31 04:01:52,943 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc3f20a5f/066603c0667b4ed58a9de49c627e87ea [2018-12-31 04:01:52,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 04:01:52,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 04:01:52,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 04:01:52,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 04:01:52,955 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 04:01:52,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:01:52" (1/1) ... [2018-12-31 04:01:52,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@499f4833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:52, skipping insertion in model container [2018-12-31 04:01:52,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:01:52" (1/1) ... [2018-12-31 04:01:52,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 04:01:53,001 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 04:01:53,306 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:01:53,315 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 04:01:53,374 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:01:53,419 INFO L195 MainTranslator]: Completed translation [2018-12-31 04:01:53,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:53 WrapperNode [2018-12-31 04:01:53,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 04:01:53,421 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 04:01:53,421 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 04:01:53,421 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 04:01:53,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:53" (1/1) ... [2018-12-31 04:01:53,538 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:53" (1/1) ... [2018-12-31 04:01:53,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 04:01:53,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 04:01:53,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 04:01:53,591 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 04:01:53,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:53" (1/1) ... [2018-12-31 04:01:53,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:53" (1/1) ... [2018-12-31 04:01:53,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:53" (1/1) ... [2018-12-31 04:01:53,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:53" (1/1) ... [2018-12-31 04:01:53,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:53" (1/1) ... [2018-12-31 04:01:53,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:53" (1/1) ... [2018-12-31 04:01:53,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:53" (1/1) ... [2018-12-31 04:01:53,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 04:01:53,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 04:01:53,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 04:01:53,705 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 04:01:53,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:53" (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 [2018-12-31 04:01:53,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 04:01:53,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-31 04:01:53,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-31 04:01:53,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-31 04:01:53,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 04:01:53,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 04:01:53,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-31 04:01:53,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-31 04:01:53,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 04:01:55,050 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 04:01:55,051 INFO L280 CfgBuilder]: Removed 40 assue(true) statements. [2018-12-31 04:01:55,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:01:55 BoogieIcfgContainer [2018-12-31 04:01:55,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 04:01:55,053 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 04:01:55,053 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 04:01:55,056 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 04:01:55,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 04:01:52" (1/3) ... [2018-12-31 04:01:55,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@623172c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:01:55, skipping insertion in model container [2018-12-31 04:01:55,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:53" (2/3) ... [2018-12-31 04:01:55,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@623172c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:01:55, skipping insertion in model container [2018-12-31 04:01:55,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:01:55" (3/3) ... [2018-12-31 04:01:55,059 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0662b_true-unreach-call.c [2018-12-31 04:01:55,069 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 04:01:55,077 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 04:01:55,094 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 04:01:55,129 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 04:01:55,130 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 04:01:55,130 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 04:01:55,130 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 04:01:55,130 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 04:01:55,130 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 04:01:55,131 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 04:01:55,131 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 04:01:55,131 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 04:01:55,151 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2018-12-31 04:01:55,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-31 04:01:55,159 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:01:55,160 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:01:55,162 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:01:55,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:01:55,170 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2018-12-31 04:01:55,172 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:01:55,173 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:01:55,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:01:55,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:01:55,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:01:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:01:55,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:01:55,341 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:01:55,342 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 04:01:55,345 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 04:01:55,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 04:01:55,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:01:55,360 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2018-12-31 04:01:55,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:01:55,393 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2018-12-31 04:01:55,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 04:01:55,395 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-12-31 04:01:55,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:01:55,408 INFO L225 Difference]: With dead ends: 219 [2018-12-31 04:01:55,408 INFO L226 Difference]: Without dead ends: 107 [2018-12-31 04:01:55,412 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:01:55,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-12-31 04:01:55,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2018-12-31 04:01:55,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2018-12-31 04:01:55,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2018-12-31 04:01:55,457 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2018-12-31 04:01:55,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:01:55,457 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2018-12-31 04:01:55,457 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 04:01:55,458 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2018-12-31 04:01:55,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-31 04:01:55,458 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:01:55,459 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:01:55,459 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:01:55,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:01:55,460 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2018-12-31 04:01:55,460 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:01:55,460 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:01:55,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:01:55,461 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:01:55,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:01:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 04:01:55,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 04:01:55,771 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-31 04:01:55,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 04:01:55 BoogieIcfgContainer [2018-12-31 04:01:55,816 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 04:01:55,816 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 04:01:55,816 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 04:01:55,817 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 04:01:55,817 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:01:55" (3/4) ... [2018-12-31 04:01:55,821 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-31 04:01:55,821 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 04:01:55,822 INFO L168 Benchmark]: Toolchain (without parser) took 2875.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 948.7 MB in the beginning and 1.0 GB in the end (delta: -67.6 MB). Peak memory consumption was 51.4 MB. Max. memory is 11.5 GB. [2018-12-31 04:01:55,825 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:01:55,825 INFO L168 Benchmark]: CACSL2BoogieTranslator took 470.49 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 932.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-31 04:01:55,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -172.3 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-31 04:01:55,827 INFO L168 Benchmark]: Boogie Preprocessor took 113.72 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:01:55,828 INFO L168 Benchmark]: RCFGBuilder took 1346.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-12-31 04:01:55,829 INFO L168 Benchmark]: TraceAbstraction took 762.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-12-31 04:01:55,830 INFO L168 Benchmark]: Witness Printer took 5.30 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:01:55,838 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 470.49 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 932.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 169.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -172.3 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 113.72 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1346.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 762.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Witness Printer took 5.30 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 230]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 229, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L216] float x = 0.0f; [L217] float y = __VERIFIER_nondet_float(); [L224] COND TRUE y < 0.0f [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L123] ieee_float_shape_type gf_u; [L124] gf_u.value = (x) [L125] EXPR gf_u.word [L125] (hx) = gf_u.word [L127] ix = hx & 0x7fffffff VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L129] ieee_float_shape_type gf_u; [L130] gf_u.value = (y) [L131] EXPR gf_u.word [L131] (hy) = gf_u.word [L133] iy = hy & 0x7fffffff VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] return x + y; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L226] float res = __ieee754_atan2f(y, x); [L229] COND TRUE res != -pi_o_2 VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L230] __VERIFIER_error() VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 160 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-2e94e6a [2018-12-31 04:01:58,366 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 04:01:58,367 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 04:01:58,385 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 04:01:58,385 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 04:01:58,387 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 04:01:58,388 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 04:01:58,391 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 04:01:58,392 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 04:01:58,396 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 04:01:58,397 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 04:01:58,397 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 04:01:58,398 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 04:01:58,402 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 04:01:58,410 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 04:01:58,412 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 04:01:58,414 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 04:01:58,418 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 04:01:58,422 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 04:01:58,425 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 04:01:58,426 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 04:01:58,429 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 04:01:58,433 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 04:01:58,435 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 04:01:58,435 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 04:01:58,436 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 04:01:58,439 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 04:01:58,440 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 04:01:58,441 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 04:01:58,444 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 04:01:58,445 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 04:01:58,446 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 04:01:58,446 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 04:01:58,446 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 04:01:58,449 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 04:01:58,450 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 04:01:58,452 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-31 04:01:58,479 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 04:01:58,479 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 04:01:58,481 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 04:01:58,483 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 04:01:58,483 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 04:01:58,484 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 04:01:58,484 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 04:01:58,484 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 04:01:58,484 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 04:01:58,484 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 04:01:58,485 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 04:01:58,486 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 04:01:58,486 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-31 04:01:58,486 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-31 04:01:58,486 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 04:01:58,487 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 04:01:58,487 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 04:01:58,487 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 04:01:58,487 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 04:01:58,488 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 04:01:58,488 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 04:01:58,488 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 04:01:58,488 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:01:58,488 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 04:01:58,488 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 04:01:58,488 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 04:01:58,489 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-31 04:01:58,489 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 04:01:58,489 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-31 04:01:58,489 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-31 04:01:58,489 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 -> a4c379b7a04a6d66192cdd980e7a650440d3ad5e [2018-12-31 04:01:58,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 04:01:58,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 04:01:58,548 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 04:01:58,549 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 04:01:58,552 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 04:01:58,553 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_0662b_true-unreach-call.c [2018-12-31 04:01:58,625 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de8ee5001/13f60339e60c45d0addb2519f2670ba2/FLAG13241decc [2018-12-31 04:01:59,171 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 04:01:59,172 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_0662b_true-unreach-call.c [2018-12-31 04:01:59,181 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de8ee5001/13f60339e60c45d0addb2519f2670ba2/FLAG13241decc [2018-12-31 04:01:59,475 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de8ee5001/13f60339e60c45d0addb2519f2670ba2 [2018-12-31 04:01:59,480 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 04:01:59,481 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 04:01:59,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 04:01:59,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 04:01:59,487 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 04:01:59,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:01:59" (1/1) ... [2018-12-31 04:01:59,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bc1da14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:59, skipping insertion in model container [2018-12-31 04:01:59,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:01:59" (1/1) ... [2018-12-31 04:01:59,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 04:01:59,528 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 04:01:59,838 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:01:59,855 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 04:01:59,933 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:01:59,981 INFO L195 MainTranslator]: Completed translation [2018-12-31 04:01:59,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:59 WrapperNode [2018-12-31 04:01:59,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 04:01:59,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 04:01:59,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 04:01:59,983 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 04:02:00,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:59" (1/1) ... [2018-12-31 04:02:00,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:59" (1/1) ... [2018-12-31 04:02:00,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 04:02:00,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 04:02:00,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 04:02:00,152 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 04:02:00,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:59" (1/1) ... [2018-12-31 04:02:00,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:59" (1/1) ... [2018-12-31 04:02:00,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:59" (1/1) ... [2018-12-31 04:02:00,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:59" (1/1) ... [2018-12-31 04:02:00,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:59" (1/1) ... [2018-12-31 04:02:00,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:59" (1/1) ... [2018-12-31 04:02:00,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:59" (1/1) ... [2018-12-31 04:02:00,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 04:02:00,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 04:02:00,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 04:02:00,237 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 04:02:00,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:59" (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 [2018-12-31 04:02:00,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-31 04:02:00,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 04:02:00,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-31 04:02:00,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-31 04:02:00,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 04:02:00,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 04:02:00,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-31 04:02:00,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-31 04:02:00,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 04:02:00,810 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:02:01,163 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:02:01,187 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:02:01,263 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:02:01,473 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:02:01,524 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:02:02,256 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:02:02,286 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:02:24,641 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:02:25,928 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 04:02:25,928 INFO L280 CfgBuilder]: Removed 40 assue(true) statements. [2018-12-31 04:02:25,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:02:25 BoogieIcfgContainer [2018-12-31 04:02:25,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 04:02:25,930 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 04:02:25,930 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 04:02:25,933 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 04:02:25,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 04:01:59" (1/3) ... [2018-12-31 04:02:25,934 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@322cead6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:02:25, skipping insertion in model container [2018-12-31 04:02:25,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:01:59" (2/3) ... [2018-12-31 04:02:25,935 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@322cead6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:02:25, skipping insertion in model container [2018-12-31 04:02:25,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:02:25" (3/3) ... [2018-12-31 04:02:25,938 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0662b_true-unreach-call.c [2018-12-31 04:02:25,948 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 04:02:25,958 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 04:02:25,976 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 04:02:26,014 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 04:02:26,015 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 04:02:26,015 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 04:02:26,015 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 04:02:26,015 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 04:02:26,016 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 04:02:26,016 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 04:02:26,016 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 04:02:26,016 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 04:02:26,034 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2018-12-31 04:02:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-31 04:02:26,041 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:02:26,042 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:02:26,045 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:02:26,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:02:26,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2018-12-31 04:02:26,058 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:02:26,058 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 [2018-12-31 04:02:26,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:02:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:02:26,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:02:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:02:26,253 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:02:26,267 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:02:26,267 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 04:02:26,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 04:02:26,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 04:02:26,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:02:26,287 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2018-12-31 04:02:26,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:02:26,320 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2018-12-31 04:02:26,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 04:02:26,321 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-12-31 04:02:26,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:02:26,337 INFO L225 Difference]: With dead ends: 219 [2018-12-31 04:02:26,337 INFO L226 Difference]: Without dead ends: 107 [2018-12-31 04:02:26,344 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:02:26,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-12-31 04:02:26,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2018-12-31 04:02:26,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2018-12-31 04:02:26,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2018-12-31 04:02:26,401 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2018-12-31 04:02:26,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:02:26,402 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2018-12-31 04:02:26,402 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 04:02:26,402 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2018-12-31 04:02:26,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-31 04:02:26,403 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:02:26,403 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:02:26,404 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:02:26,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:02:26,404 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2018-12-31 04:02:26,405 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:02:26,405 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 [2018-12-31 04:02:26,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:02:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:02:26,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:02:27,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:02:27,238 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:02:27,252 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:02:27,252 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-31 04:02:27,253 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-31 04:02:27,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-31 04:02:27,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-31 04:02:27,254 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand 8 states. [2018-12-31 04:02:27,715 WARN L181 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-12-31 04:02:30,093 WARN L181 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 31 [2018-12-31 04:02:30,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:02:30,367 INFO L93 Difference]: Finished difference Result 114 states and 163 transitions. [2018-12-31 04:02:30,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-31 04:02:30,373 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 13 [2018-12-31 04:02:30,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:02:30,374 INFO L225 Difference]: With dead ends: 114 [2018-12-31 04:02:30,374 INFO L226 Difference]: Without dead ends: 19 [2018-12-31 04:02:30,376 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2018-12-31 04:02:30,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2018-12-31 04:02:30,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2018-12-31 04:02:30,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-12-31 04:02:30,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2018-12-31 04:02:30,381 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 13 [2018-12-31 04:02:30,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:02:30,382 INFO L480 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2018-12-31 04:02:30,382 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-31 04:02:30,382 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-31 04:02:30,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-31 04:02:30,383 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:02:30,383 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:02:30,383 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:02:30,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:02:30,384 INFO L82 PathProgramCache]: Analyzing trace with hash -627671495, now seen corresponding path program 1 times [2018-12-31 04:02:30,384 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:02:30,384 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) [2018-12-31 04:02:30,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-12-31 04:02:30,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:02:30,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:02:30,840 WARN L181 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-12-31 04:02:31,103 WARN L181 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-12-31 04:02:31,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:02:31,124 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:02:31,141 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:02:31,141 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 04:02:31,141 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 04:02:31,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 04:02:31,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-31 04:02:31,142 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand 6 states. [2018-12-31 04:02:31,571 WARN L181 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-12-31 04:02:31,748 WARN L181 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-12-31 04:02:31,985 WARN L181 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-12-31 04:02:31,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:02:31,986 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2018-12-31 04:02:31,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 04:02:31,987 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2018-12-31 04:02:31,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:02:31,988 INFO L225 Difference]: With dead ends: 19 [2018-12-31 04:02:31,988 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 04:02:31,989 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-12-31 04:02:31,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 04:02:31,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 04:02:31,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 04:02:31,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 04:02:31,991 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2018-12-31 04:02:31,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:02:31,991 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 04:02:31,991 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 04:02:31,991 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 04:02:31,991 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 04:02:31,996 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 04:02:32,282 WARN L181 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-12-31 04:02:32,569 WARN L181 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-31 04:02:32,610 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 230) no Hoare annotation was computed. [2018-12-31 04:02:32,611 INFO L444 ceAbstractionStarter]: At program point L118(lines 118 213) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (and (= (_ +zero 8 24) ULTIMATE.start_main_~x~0) (= (_ +zero 8 24) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1))) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (= |ULTIMATE.start___ieee754_atan2f_#res| (fp.sub roundNearestTiesToEven (fp.neg ~pi_o_2~0) .cse0)) (fp.lt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1))) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) ULTIMATE.start___ieee754_atan2f_~ix~2))) (= (_ +zero 8 24) ULTIMATE.start___ieee754_atan2f_~x) (= ~tiny_atan2~0 .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (fp.lt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) ULTIMATE.start___ieee754_atan2f_~iy~0))))) [2018-12-31 04:02:32,611 INFO L448 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2018-12-31 04:02:32,611 INFO L448 ceAbstractionStarter]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2018-12-31 04:02:32,612 INFO L448 ceAbstractionStarter]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2018-12-31 04:02:32,612 INFO L448 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2018-12-31 04:02:32,612 INFO L448 ceAbstractionStarter]: For program point L19-4(lines 12 25) no Hoare annotation was computed. [2018-12-31 04:02:32,612 INFO L448 ceAbstractionStarter]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2018-12-31 04:02:32,612 INFO L448 ceAbstractionStarter]: For program point L19-6(lines 19 23) no Hoare annotation was computed. [2018-12-31 04:02:32,612 INFO L448 ceAbstractionStarter]: For program point L19-7(lines 12 25) no Hoare annotation was computed. [2018-12-31 04:02:32,612 INFO L448 ceAbstractionStarter]: For program point L19-8(lines 19 23) no Hoare annotation was computed. [2018-12-31 04:02:32,612 INFO L448 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2018-12-31 04:02:32,612 INFO L448 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2018-12-31 04:02:32,613 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2018-12-31 04:02:32,613 INFO L448 ceAbstractionStarter]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2018-12-31 04:02:32,613 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2018-12-31 04:02:32,613 INFO L448 ceAbstractionStarter]: For program point L69-2(lines 69 94) no Hoare annotation was computed. [2018-12-31 04:02:32,613 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 04:02:32,613 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2018-12-31 04:02:32,613 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2018-12-31 04:02:32,614 INFO L448 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2018-12-31 04:02:32,614 INFO L448 ceAbstractionStarter]: For program point L86-3(lines 86 92) no Hoare annotation was computed. [2018-12-31 04:02:32,614 INFO L448 ceAbstractionStarter]: For program point L86-5(lines 69 94) no Hoare annotation was computed. [2018-12-31 04:02:32,614 INFO L451 ceAbstractionStarter]: At program point L235(lines 215 236) the Hoare annotation is: true [2018-12-31 04:02:32,614 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-31 04:02:32,614 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2018-12-31 04:02:32,614 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2018-12-31 04:02:32,614 INFO L448 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2018-12-31 04:02:32,615 INFO L448 ceAbstractionStarter]: For program point L70-3(lines 70 73) no Hoare annotation was computed. [2018-12-31 04:02:32,615 INFO L448 ceAbstractionStarter]: For program point L70-5(lines 70 73) no Hoare annotation was computed. [2018-12-31 04:02:32,615 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-31 04:02:32,615 INFO L448 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2018-12-31 04:02:32,615 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2018-12-31 04:02:32,615 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 71 72) no Hoare annotation was computed. [2018-12-31 04:02:32,616 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2018-12-31 04:02:32,616 INFO L448 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2018-12-31 04:02:32,616 INFO L448 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2018-12-31 04:02:32,616 INFO L444 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2018-12-31 04:02:32,616 INFO L448 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2018-12-31 04:02:32,616 INFO L448 ceAbstractionStarter]: For program point L55-5(lines 55 59) no Hoare annotation was computed. [2018-12-31 04:02:32,616 INFO L444 ceAbstractionStarter]: At program point L55-6(lines 55 59) the Hoare annotation is: false [2018-12-31 04:02:32,616 INFO L448 ceAbstractionStarter]: For program point L55-7(lines 55 59) no Hoare annotation was computed. [2018-12-31 04:02:32,617 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-31 04:02:32,617 INFO L448 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2018-12-31 04:02:32,617 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2018-12-31 04:02:32,617 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2018-12-31 04:02:32,617 INFO L444 ceAbstractionStarter]: At program point L122-2(lines 122 126) the Hoare annotation is: (and (= (_ +zero 8 24) ULTIMATE.start_main_~x~0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (= (_ +zero 8 24) ULTIMATE.start___ieee754_atan2f_~x) (= ~tiny_atan2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) [2018-12-31 04:02:32,618 INFO L448 ceAbstractionStarter]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2018-12-31 04:02:32,618 INFO L448 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2018-12-31 04:02:32,618 INFO L444 ceAbstractionStarter]: At program point L24(lines 12 25) the Hoare annotation is: false [2018-12-31 04:02:32,618 INFO L444 ceAbstractionStarter]: At program point L24-1(lines 12 25) the Hoare annotation is: false [2018-12-31 04:02:32,618 INFO L444 ceAbstractionStarter]: At program point L24-2(lines 12 25) the Hoare annotation is: false [2018-12-31 04:02:32,618 INFO L448 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-12-31 04:02:32,618 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2018-12-31 04:02:32,618 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2018-12-31 04:02:32,619 INFO L448 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2018-12-31 04:02:32,619 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 107 112) no Hoare annotation was computed. [2018-12-31 04:02:32,619 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 04:02:32,619 INFO L448 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2018-12-31 04:02:32,619 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2018-12-31 04:02:32,619 INFO L448 ceAbstractionStarter]: For program point L224(lines 224 233) no Hoare annotation was computed. [2018-12-31 04:02:32,619 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2018-12-31 04:02:32,620 INFO L448 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-12-31 04:02:32,620 INFO L448 ceAbstractionStarter]: For program point L224-2(lines 224 233) no Hoare annotation was computed. [2018-12-31 04:02:32,620 INFO L448 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2018-12-31 04:02:32,620 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-31 04:02:32,620 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-31 04:02:32,620 INFO L448 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2018-12-31 04:02:32,620 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-31 04:02:32,620 INFO L448 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-12-31 04:02:32,621 INFO L448 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2018-12-31 04:02:32,621 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 77 93) no Hoare annotation was computed. [2018-12-31 04:02:32,621 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-31 04:02:32,621 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2018-12-31 04:02:32,621 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 04:02:32,621 INFO L448 ceAbstractionStarter]: For program point L61-1(lines 61 68) no Hoare annotation was computed. [2018-12-31 04:02:32,621 INFO L448 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-12-31 04:02:32,621 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-31 04:02:32,622 INFO L448 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2018-12-31 04:02:32,622 INFO L448 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2018-12-31 04:02:32,622 INFO L444 ceAbstractionStarter]: At program point L111-3(lines 51 113) the Hoare annotation is: false [2018-12-31 04:02:32,622 INFO L448 ceAbstractionStarter]: For program point L78-3(lines 78 84) no Hoare annotation was computed. [2018-12-31 04:02:32,622 INFO L448 ceAbstractionStarter]: For program point L111-4(line 111) no Hoare annotation was computed. [2018-12-31 04:02:32,622 INFO L448 ceAbstractionStarter]: For program point L111-6(line 111) no Hoare annotation was computed. [2018-12-31 04:02:32,622 INFO L444 ceAbstractionStarter]: At program point L111-7(lines 51 113) the Hoare annotation is: false [2018-12-31 04:02:32,623 INFO L448 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-12-31 04:02:32,623 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2018-12-31 04:02:32,623 INFO L444 ceAbstractionStarter]: At program point L128-2(lines 128 132) the Hoare annotation is: (and (= (_ +zero 8 24) ULTIMATE.start_main_~x~0) (= (_ +zero 8 24) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1))) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (_ +zero 8 24) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1))) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) ULTIMATE.start___ieee754_atan2f_~ix~2))) (= (_ +zero 8 24) ULTIMATE.start___ieee754_atan2f_~x) (= ~tiny_atan2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) [2018-12-31 04:02:32,623 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2018-12-31 04:02:32,623 INFO L448 ceAbstractionStarter]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2018-12-31 04:02:32,623 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 62 63) no Hoare annotation was computed. [2018-12-31 04:02:32,624 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-31 04:02:32,624 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-31 04:02:32,624 INFO L448 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2018-12-31 04:02:32,624 INFO L444 ceAbstractionStarter]: At program point L14-2(lines 14 18) the Hoare annotation is: false [2018-12-31 04:02:32,624 INFO L448 ceAbstractionStarter]: For program point L14-5(lines 14 18) no Hoare annotation was computed. [2018-12-31 04:02:32,624 INFO L444 ceAbstractionStarter]: At program point L14-6(lines 14 18) the Hoare annotation is: false [2018-12-31 04:02:32,624 INFO L448 ceAbstractionStarter]: For program point L14-9(lines 14 18) no Hoare annotation was computed. [2018-12-31 04:02:32,625 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 232) no Hoare annotation was computed. [2018-12-31 04:02:32,625 INFO L444 ceAbstractionStarter]: At program point L14-10(lines 14 18) the Hoare annotation is: false [2018-12-31 04:02:32,625 INFO L448 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2018-12-31 04:02:32,625 INFO L444 ceAbstractionStarter]: At program point L196-2(lines 196 200) the Hoare annotation is: false [2018-12-31 04:02:32,625 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2018-12-31 04:02:32,625 INFO L448 ceAbstractionStarter]: For program point L64-1(lines 64 67) no Hoare annotation was computed. [2018-12-31 04:02:32,625 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-31 04:02:32,625 INFO L448 ceAbstractionStarter]: For program point L230(line 230) no Hoare annotation was computed. [2018-12-31 04:02:32,626 INFO L448 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-12-31 04:02:32,626 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 04:02:32,626 INFO L448 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-12-31 04:02:32,626 INFO L448 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2018-12-31 04:02:32,626 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2018-12-31 04:02:32,639 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,640 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,641 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,641 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,641 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,641 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,642 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,642 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,646 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,646 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,646 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,647 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,647 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,647 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,647 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,648 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,650 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,650 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,651 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,651 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,651 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,651 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,652 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,652 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,652 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,652 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,653 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,653 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,653 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,653 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,653 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,655 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,657 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,657 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,657 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,657 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,658 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,658 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,658 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,658 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,659 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,659 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,661 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,661 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,662 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,662 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,663 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,663 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,663 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,663 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 04:02:32 BoogieIcfgContainer [2018-12-31 04:02:32,666 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 04:02:32,667 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 04:02:32,667 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 04:02:32,667 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 04:02:32,668 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:02:25" (3/4) ... [2018-12-31 04:02:32,672 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 04:02:32,694 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-12-31 04:02:32,694 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-31 04:02:32,737 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((~Pluszero~LONGDOUBLE() == x && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) == pi_o_2) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix)) && ~Pluszero~LONGDOUBLE() == x) && tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) [2018-12-31 04:02:32,737 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((~Pluszero~LONGDOUBLE() == x && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) == pi_o_2) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi_o_2), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)))) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix)) && ~Pluszero~LONGDOUBLE() == x) && tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy) [2018-12-31 04:02:32,832 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 04:02:32,832 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 04:02:32,833 INFO L168 Benchmark]: Toolchain (without parser) took 33352.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 952.7 MB in the beginning and 891.7 MB in the end (delta: 61.0 MB). Peak memory consumption was 177.9 MB. Max. memory is 11.5 GB. [2018-12-31 04:02:32,836 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:02:32,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 499.48 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 936.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-31 04:02:32,837 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -166.4 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2018-12-31 04:02:32,838 INFO L168 Benchmark]: Boogie Preprocessor took 85.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-31 04:02:32,838 INFO L168 Benchmark]: RCFGBuilder took 25691.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 11.5 GB. [2018-12-31 04:02:32,838 INFO L168 Benchmark]: TraceAbstraction took 6736.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 905.4 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.2 MB. Max. memory is 11.5 GB. [2018-12-31 04:02:32,840 INFO L168 Benchmark]: Witness Printer took 165.54 ms. Allocated memory is still 1.1 GB. Free memory was 905.4 MB in the beginning and 891.7 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-31 04:02:32,843 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 499.48 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 936.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 168.95 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -166.4 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 85.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 25691.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6736.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 905.4 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.2 MB. Max. memory is 11.5 GB. * Witness Printer took 165.54 ms. Allocated memory is still 1.1 GB. Free memory was 905.4 MB in the beginning and 891.7 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 230]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant [2018-12-31 04:02:32,864 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,864 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,865 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,865 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,865 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,865 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,866 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,866 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,873 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,873 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,873 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,874 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,874 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,874 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,874 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,875 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((~Pluszero~LONGDOUBLE() == x && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) == pi_o_2) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix)) && ~Pluszero~LONGDOUBLE() == x) && tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant [2018-12-31 04:02:32,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,879 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,879 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,879 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,880 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,880 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,880 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,880 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,880 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,881 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,881 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,882 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,882 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,883 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,883 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,883 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,883 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,883 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,892 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,892 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-31 04:02:32,892 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,892 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,893 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,893 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,893 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-31 04:02:32,893 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: ((((((((~Pluszero~LONGDOUBLE() == x && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) == pi_o_2) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi_o_2), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)))) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix)) && ~Pluszero~LONGDOUBLE() == x) && tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy) - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant [2018-12-31 04:02:32,895 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,898 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,898 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,898 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,899 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,899 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,899 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:02:32,900 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((~Pluszero~LONGDOUBLE() == x && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) == pi_o_2) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~Pluszero~LONGDOUBLE() == x) && tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 1 error locations. SAFE Result, 6.6s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 181 SDtfs, 78 SDslu, 48 SDs, 0 SdLazy, 34 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 19 NumberOfFragments, 170 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 39 ConstructedInterpolants, 4 QuantifiedInterpolants, 6141 SizeOfPredicates, 14 NumberOfNonLiveVariables, 287 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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...