./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/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 ../sv-benchmarks/c/float-newlib/float_req_bl_0621a.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 cd7d022a1ff6fee6b2d925b7876c30126acc994c .......................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0621a.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 cd7d022a1ff6fee6b2d925b7876c30126acc994c ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 16:51:23,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 16:51:23,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 16:51:23,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 16:51:23,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 16:51:23,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 16:51:23,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 16:51:23,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 16:51:23,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 16:51:23,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 16:51:23,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 16:51:23,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 16:51:23,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 16:51:23,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 16:51:23,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 16:51:23,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 16:51:23,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 16:51:23,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 16:51:23,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 16:51:23,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 16:51:23,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 16:51:23,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 16:51:23,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 16:51:23,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 16:51:23,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 16:51:23,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 16:51:23,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 16:51:23,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 16:51:23,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 16:51:23,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 16:51:23,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 16:51:23,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 16:51:23,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 16:51:23,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 16:51:23,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 16:51:23,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 16:51:23,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 16:51:23,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 16:51:23,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 16:51:23,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 16:51:23,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 16:51:23,954 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 16:51:23,973 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 16:51:23,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 16:51:23,978 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 16:51:23,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 16:51:23,978 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 16:51:23,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 16:51:23,979 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 16:51:23,979 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 16:51:23,979 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 16:51:23,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 16:51:23,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 16:51:23,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 16:51:23,980 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 16:51:23,981 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 16:51:23,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 16:51:23,981 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 16:51:23,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 16:51:23,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 16:51:23,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 16:51:23,982 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 16:51:23,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 16:51:23,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 16:51:23,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 16:51:23,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 16:51:23,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 16:51:23,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 16:51:23,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 16:51:23,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 16:51:23,986 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 16:51:23,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd7d022a1ff6fee6b2d925b7876c30126acc994c [2019-11-28 16:51:24,299 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 16:51:24,313 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 16:51:24,317 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 16:51:24,318 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 16:51:24,319 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 16:51:24,320 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-11-28 16:51:24,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3815bafa/7927a5911f5648b8ad07306739ca4c94/FLAG0fe197167 [2019-11-28 16:51:24,890 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 16:51:24,891 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-11-28 16:51:24,902 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3815bafa/7927a5911f5648b8ad07306739ca4c94/FLAG0fe197167 [2019-11-28 16:51:25,205 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3815bafa/7927a5911f5648b8ad07306739ca4c94 [2019-11-28 16:51:25,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 16:51:25,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 16:51:25,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 16:51:25,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 16:51:25,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 16:51:25,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:25,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67de52c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25, skipping insertion in model container [2019-11-28 16:51:25,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:25,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 16:51:25,251 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 16:51:25,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:51:25,545 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 16:51:25,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:51:25,692 INFO L208 MainTranslator]: Completed translation [2019-11-28 16:51:25,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25 WrapperNode [2019-11-28 16:51:25,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 16:51:25,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 16:51:25,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 16:51:25,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 16:51:25,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:25,715 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:25,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 16:51:25,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 16:51:25,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 16:51:25,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 16:51:25,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:25,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:25,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:25,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:25,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:25,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:25,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... [2019-11-28 16:51:25,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 16:51:25,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 16:51:25,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 16:51:25,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 16:51:25,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 16:51:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 16:51:25,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-28 16:51:25,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 16:51:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-28 16:51:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 16:51:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 16:51:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 16:51:25,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-11-28 16:51:25,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 16:51:26,325 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 16:51:26,325 INFO L287 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-28 16:51:26,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:26 BoogieIcfgContainer [2019-11-28 16:51:26,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 16:51:26,328 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 16:51:26,329 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 16:51:26,332 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 16:51:26,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:51:25" (1/3) ... [2019-11-28 16:51:26,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@95547b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:51:26, skipping insertion in model container [2019-11-28 16:51:26,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:25" (2/3) ... [2019-11-28 16:51:26,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@95547b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:51:26, skipping insertion in model container [2019-11-28 16:51:26,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:26" (3/3) ... [2019-11-28 16:51:26,340 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621a.c [2019-11-28 16:51:26,350 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 16:51:26,358 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-28 16:51:26,370 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-28 16:51:26,392 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 16:51:26,392 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 16:51:26,392 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 16:51:26,393 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 16:51:26,393 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 16:51:26,393 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 16:51:26,393 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 16:51:26,393 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 16:51:26,408 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-11-28 16:51:26,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-28 16:51:26,414 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:51:26,415 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:51:26,415 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:51:26,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:51:26,423 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-11-28 16:51:26,434 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:51:26,435 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23193980] [2019-11-28 16:51:26,435 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:51:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:51:26,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:51:26,632 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23193980] [2019-11-28 16:51:26,633 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:51:26,633 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 16:51:26,634 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633544628] [2019-11-28 16:51:26,638 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 16:51:26,638 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:51:26,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 16:51:26,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 16:51:26,652 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-11-28 16:51:26,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:51:26,670 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-11-28 16:51:26,670 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 16:51:26,672 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-28 16:51:26,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:51:26,684 INFO L225 Difference]: With dead ends: 62 [2019-11-28 16:51:26,684 INFO L226 Difference]: Without dead ends: 29 [2019-11-28 16:51:26,687 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 16:51:26,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-28 16:51:26,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-28 16:51:26,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-28 16:51:26,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-11-28 16:51:26,728 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-11-28 16:51:26,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:51:26,729 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-11-28 16:51:26,729 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 16:51:26,729 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-11-28 16:51:26,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-28 16:51:26,730 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:51:26,730 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:51:26,730 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:51:26,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:51:26,731 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-11-28 16:51:26,731 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:51:26,731 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272388176] [2019-11-28 16:51:26,732 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:51:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 16:51:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 16:51:26,969 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 16:51:26,971 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-28 16:51:27,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:51:27 BoogieIcfgContainer [2019-11-28 16:51:27,040 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 16:51:27,040 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 16:51:27,040 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 16:51:27,041 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 16:51:27,042 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:26" (3/4) ... [2019-11-28 16:51:27,047 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 16:51:27,047 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 16:51:27,051 INFO L168 Benchmark]: Toolchain (without parser) took 1839.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -125.3 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:27,053 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 16:51:27,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 482.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:27,057 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 16:51:27,058 INFO L168 Benchmark]: Boogie Preprocessor took 54.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:27,060 INFO L168 Benchmark]: RCFGBuilder took 523.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:27,061 INFO L168 Benchmark]: TraceAbstraction took 711.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2019-11-28 16:51:27,062 INFO L168 Benchmark]: Witness Printer took 7.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 16:51:27,078 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 482.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 54.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 523.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 711.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Witness Printer took 7.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 131]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 130, overapproximation of someUnaryDOUBLEoperation at line 47, overapproximation of bitwiseAnd at line 65, overapproximation of someBinaryArithmeticFLOAToperation at line 68. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L32-L37] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L39-L44] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L46-L50] 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, }; [L52-L54] 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; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L127] float x = 1.0f / 0.0f; [L57] float w, s1, s2, z; [L58] __int32_t ix, hx, id; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L61] ieee_float_shape_type gf_u; [L62] gf_u.value = (x) [L63] EXPR gf_u.word [L63] (hx) = gf_u.word [L65] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L66] COND TRUE ix >= 0x50800000 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L67] COND TRUE ((ix) > 0x7f800000L) [L68] return x + x; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L128] float res = atan_float(x); [L130] COND TRUE res != pi_o_2 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L131] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 32 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 42 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=32occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-11-28 16:51:29,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 16:51:29,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 16:51:29,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 16:51:29,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 16:51:29,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 16:51:29,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 16:51:29,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 16:51:29,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 16:51:29,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 16:51:29,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 16:51:29,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 16:51:29,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 16:51:29,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 16:51:29,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 16:51:29,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 16:51:29,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 16:51:29,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 16:51:29,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 16:51:29,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 16:51:29,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 16:51:29,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 16:51:29,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 16:51:29,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 16:51:29,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 16:51:29,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 16:51:29,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 16:51:29,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 16:51:29,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 16:51:29,427 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 16:51:29,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 16:51:29,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 16:51:29,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 16:51:29,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 16:51:29,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 16:51:29,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 16:51:29,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 16:51:29,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 16:51:29,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 16:51:29,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 16:51:29,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 16:51:29,436 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 16:51:29,451 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 16:51:29,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 16:51:29,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 16:51:29,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 16:51:29,454 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 16:51:29,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 16:51:29,454 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 16:51:29,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 16:51:29,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 16:51:29,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 16:51:29,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 16:51:29,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 16:51:29,456 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 16:51:29,456 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 16:51:29,457 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 16:51:29,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 16:51:29,457 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 16:51:29,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 16:51:29,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 16:51:29,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 16:51:29,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 16:51:29,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 16:51:29,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 16:51:29,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 16:51:29,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 16:51:29,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 16:51:29,460 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 16:51:29,461 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 16:51:29,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 16:51:29,461 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 16:51:29,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 16:51:29,462 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd7d022a1ff6fee6b2d925b7876c30126acc994c [2019-11-28 16:51:29,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 16:51:29,811 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 16:51:29,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 16:51:29,819 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 16:51:29,820 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 16:51:29,821 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-11-28 16:51:29,901 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d70b9a3e2/e40985045ac246208912600ea5792e56/FLAG01ee5c79b [2019-11-28 16:51:30,462 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 16:51:30,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-11-28 16:51:30,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d70b9a3e2/e40985045ac246208912600ea5792e56/FLAG01ee5c79b [2019-11-28 16:51:30,772 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d70b9a3e2/e40985045ac246208912600ea5792e56 [2019-11-28 16:51:30,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 16:51:30,777 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 16:51:30,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 16:51:30,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 16:51:30,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 16:51:30,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:51:30" (1/1) ... [2019-11-28 16:51:30,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3345dbb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:30, skipping insertion in model container [2019-11-28 16:51:30,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:51:30" (1/1) ... [2019-11-28 16:51:30,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 16:51:30,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 16:51:31,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:51:31,161 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 16:51:31,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:51:31,279 INFO L208 MainTranslator]: Completed translation [2019-11-28 16:51:31,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31 WrapperNode [2019-11-28 16:51:31,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 16:51:31,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 16:51:31,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 16:51:31,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 16:51:31,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 16:51:31,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 16:51:31,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 16:51:31,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 16:51:31,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... [2019-11-28 16:51:31,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 16:51:31,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 16:51:31,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 16:51:31,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 16:51:31,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 16:51:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-11-28 16:51:31,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 16:51:31,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-11-28 16:51:31,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-28 16:51:31,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 16:51:31,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 16:51:31,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-11-28 16:51:31,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-28 16:51:31,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 16:51:40,227 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 16:51:40,227 INFO L287 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-28 16:51:40,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:40 BoogieIcfgContainer [2019-11-28 16:51:40,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 16:51:40,231 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 16:51:40,231 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 16:51:40,234 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 16:51:40,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:51:30" (1/3) ... [2019-11-28 16:51:40,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64a3330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:51:40, skipping insertion in model container [2019-11-28 16:51:40,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:51:31" (2/3) ... [2019-11-28 16:51:40,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64a3330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:51:40, skipping insertion in model container [2019-11-28 16:51:40,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:40" (3/3) ... [2019-11-28 16:51:40,239 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621a.c [2019-11-28 16:51:40,249 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 16:51:40,256 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-28 16:51:40,265 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-28 16:51:40,288 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 16:51:40,288 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 16:51:40,288 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 16:51:40,289 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 16:51:40,289 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 16:51:40,289 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 16:51:40,289 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 16:51:40,290 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 16:51:40,305 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-11-28 16:51:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-28 16:51:40,312 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:51:40,313 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:51:40,314 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:51:40,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:51:40,319 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-11-28 16:51:40,329 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 16:51:40,330 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1711411021] [2019-11-28 16:51:40,330 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-11-28 16:51:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:51:41,300 INFO L264 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-28 16:51:41,305 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:51:41,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:51:41,317 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 16:51:41,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:51:41,322 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1711411021] [2019-11-28 16:51:41,322 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:51:41,323 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-28 16:51:41,324 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074301533] [2019-11-28 16:51:41,328 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 16:51:41,328 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 16:51:41,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 16:51:41,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 16:51:41,341 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-11-28 16:51:41,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:51:41,359 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-11-28 16:51:41,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 16:51:41,360 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-28 16:51:41,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:51:41,370 INFO L225 Difference]: With dead ends: 62 [2019-11-28 16:51:41,370 INFO L226 Difference]: Without dead ends: 29 [2019-11-28 16:51:41,373 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 16:51:41,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-28 16:51:41,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-28 16:51:41,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-28 16:51:41,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-11-28 16:51:41,413 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-11-28 16:51:41,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:51:41,413 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-11-28 16:51:41,414 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 16:51:41,414 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-11-28 16:51:41,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-28 16:51:41,415 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:51:41,415 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:51:41,630 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-28 16:51:41,630 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:51:41,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:51:41,631 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-11-28 16:51:41,632 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 16:51:41,633 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [488972517] [2019-11-28 16:51:41,633 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-11-28 16:51:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:51:42,674 INFO L264 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-28 16:51:42,677 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:51:42,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:51:42,799 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 16:51:42,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:51:42,924 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [488972517] [2019-11-28 16:51:42,924 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:51:42,924 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-28 16:51:42,925 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31782741] [2019-11-28 16:51:42,927 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-28 16:51:42,927 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 16:51:42,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-28 16:51:42,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-28 16:51:42,929 INFO L87 Difference]: Start difference. First operand 29 states and 39 transitions. Second operand 8 states. [2019-11-28 16:51:43,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:51:43,170 INFO L93 Difference]: Finished difference Result 33 states and 42 transitions. [2019-11-28 16:51:43,176 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 16:51:43,176 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 10 [2019-11-28 16:51:43,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:51:43,177 INFO L225 Difference]: With dead ends: 33 [2019-11-28 16:51:43,177 INFO L226 Difference]: Without dead ends: 12 [2019-11-28 16:51:43,178 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-28 16:51:43,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-11-28 16:51:43,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2019-11-28 16:51:43,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-11-28 16:51:43,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2019-11-28 16:51:43,182 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 10 [2019-11-28 16:51:43,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:51:43,183 INFO L462 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2019-11-28 16:51:43,183 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-28 16:51:43,183 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2019-11-28 16:51:43,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-28 16:51:43,184 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:51:43,184 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:51:43,398 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-28 16:51:43,399 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:51:43,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:51:43,400 INFO L82 PathProgramCache]: Analyzing trace with hash -1305404355, now seen corresponding path program 1 times [2019-11-28 16:51:43,401 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-28 16:51:43,402 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1766926638] [2019-11-28 16:51:43,402 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-11-28 16:51:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:51:44,659 INFO L264 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 21 conjunts are in the unsatisfiable core [2019-11-28 16:51:44,662 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:51:44,719 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:44,758 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:44,933 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2019-11-28 16:51:44,935 INFO L343 Elim1Store]: treesize reduction 57, result has 43.6 percent of original size [2019-11-28 16:51:44,935 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 70 treesize of output 99 [2019-11-28 16:51:44,937 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 16:51:44,938 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 16:51:44,944 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 16:51:44,948 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-28 16:51:45,373 WARN L192 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 80 [2019-11-28 16:51:45,375 INFO L614 ElimStorePlain]: treesize reduction 82, result has 67.5 percent of original size [2019-11-28 16:51:45,379 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-28 16:51:45,387 INFO L534 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-28 16:51:45,388 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:172, output treesize:170 [2019-11-28 16:51:45,389 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-28 16:51:45,534 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-11-28 16:51:45,541 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-28 16:51:45,624 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-28 16:51:45,691 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:45,791 INFO L237 Elim1Store]: Index analysis took 106 ms [2019-11-28 16:51:45,826 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:45,827 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2019-11-28 16:51:45,829 INFO L534 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-28 16:51:45,875 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:45,973 INFO L237 Elim1Store]: Index analysis took 104 ms [2019-11-28 16:51:46,053 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:46,055 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 32 treesize of output 78 [2019-11-28 16:51:46,058 INFO L534 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-28 16:51:46,101 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:46,176 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:46,176 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 41 [2019-11-28 16:51:46,178 INFO L534 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-28 16:51:46,218 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:46,268 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:46,269 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2019-11-28 16:51:46,271 INFO L534 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-28 16:51:47,035 WARN L192 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2019-11-28 16:51:47,037 INFO L614 ElimStorePlain]: treesize reduction 344, result has 48.7 percent of original size [2019-11-28 16:51:47,074 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:47,142 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:47,147 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-28 16:51:47,155 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:47,156 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 102 [2019-11-28 16:51:47,158 INFO L534 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-28 16:51:47,181 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:47,207 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-28 16:51:47,208 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-28 16:51:47,217 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:47,218 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 102 [2019-11-28 16:51:47,220 INFO L534 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-28 16:51:47,909 WARN L192 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 89 [2019-11-28 16:51:47,910 INFO L614 ElimStorePlain]: treesize reduction 36, result has 89.9 percent of original size [2019-11-28 16:51:47,913 INFO L534 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2019-11-28 16:51:47,914 INFO L239 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:718, output treesize:281 [2019-11-28 16:51:48,201 WARN L192 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 67 [2019-11-28 16:51:48,251 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:48,252 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 155 treesize of output 79 [2019-11-28 16:51:48,253 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 16:51:48,258 INFO L534 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-28 16:51:48,441 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2019-11-28 16:51:48,442 INFO L614 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-28 16:51:48,443 INFO L534 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-28 16:51:48,443 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:170, output treesize:52 [2019-11-28 16:51:48,887 WARN L192 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2019-11-28 16:51:49,285 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2019-11-28 16:51:49,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:51:49,318 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-11-28 16:51:57,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:51:57,332 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1766926638] [2019-11-28 16:51:57,332 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:51:57,332 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-11-28 16:51:57,333 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117193704] [2019-11-28 16:51:57,334 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-28 16:51:57,334 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-28 16:51:57,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-28 16:51:57,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-11-28 16:51:57,335 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand 10 states. [2019-11-28 16:51:59,226 WARN L192 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 109 DAG size of output: 106 [2019-11-28 16:52:00,924 WARN L192 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2019-11-28 16:52:00,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:52:00,927 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2019-11-28 16:52:00,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 16:52:00,927 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 11 [2019-11-28 16:52:00,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:52:00,928 INFO L225 Difference]: With dead ends: 12 [2019-11-28 16:52:00,928 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 16:52:00,928 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 12.5s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2019-11-28 16:52:00,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 16:52:00,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 16:52:00,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 16:52:00,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 16:52:00,929 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2019-11-28 16:52:00,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:52:00,930 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 16:52:00,930 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-28 16:52:00,930 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 16:52:00,930 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 16:52:01,134 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-28 16:52:01,138 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 16:52:01,349 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-11-28 16:52:02,046 WARN L192 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-11-28 16:52:02,052 INFO L246 CegarLoopResult]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2019-11-28 16:52:02,053 INFO L242 CegarLoopResult]: At program point L60-2(lines 60 64) the Hoare annotation is: (let ((.cse1 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (= |~#atanhi_atan~0.offset| (_ bv0 32)) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_atan_float_~x (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= (let ((.cse0 (select .cse1 (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 10000000000.0)))) (= (bvadd (select |#valid| |~#atanlo_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= (let ((.cse2 (select .cse1 (bvadd |~#atanhi_atan~0.offset| (_ bv8 32))))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 98279368877.0 100000000000.0)))) (not (= |~#atanlo_atan~0.base| |~#atanhi_atan~0.base|)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (= (let ((.cse3 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 75497894159.0 1000000000000000000.0)))) (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (= (let ((.cse4 (select (select |#memory_int| |~#aT_atan~0.base|) (_ bv8 32)))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3571428731.0 25000000000.0)))) (not (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|)) (or (= (_ bv0 1) (select |#valid| (_ bv0 32))) (= |~#atanlo_atan~0.base| (_ bv0 32)) (= (_ bv0 32) |~#atanhi_atan~0.base|) (= |~#aT_atan~0.base| (_ bv0 32))) (= (bvadd (select |#valid| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1)))) (= currentRoundingMode roundNearestTiesToEven))) [2019-11-28 16:52:02,053 INFO L246 CegarLoopResult]: For program point L60-3(lines 60 64) no Hoare annotation was computed. [2019-11-28 16:52:02,053 INFO L246 CegarLoopResult]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-11-28 16:52:02,053 INFO L242 CegarLoopResult]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-11-28 16:52:02,053 INFO L249 CegarLoopResult]: At program point L135(lines 120 136) the Hoare annotation is: true [2019-11-28 16:52:02,053 INFO L246 CegarLoopResult]: For program point L69(lines 69 72) no Hoare annotation was computed. [2019-11-28 16:52:02,054 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 16:52:02,054 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 16:52:02,054 INFO L242 CegarLoopResult]: At program point L29(lines 17 30) the Hoare annotation is: false [2019-11-28 16:52:02,054 INFO L246 CegarLoopResult]: For program point L112(lines 112 117) no Hoare annotation was computed. [2019-11-28 16:52:02,055 INFO L246 CegarLoopResult]: For program point L130(lines 130 133) no Hoare annotation was computed. [2019-11-28 16:52:02,055 INFO L246 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2019-11-28 16:52:02,055 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 16:52:02,055 INFO L246 CegarLoopResult]: For program point L24(lines 24 28) no Hoare annotation was computed. [2019-11-28 16:52:02,055 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 131) no Hoare annotation was computed. [2019-11-28 16:52:02,056 INFO L246 CegarLoopResult]: For program point L24-1(lines 17 30) no Hoare annotation was computed. [2019-11-28 16:52:02,056 INFO L246 CegarLoopResult]: For program point L24-2(lines 24 28) no Hoare annotation was computed. [2019-11-28 16:52:02,056 INFO L246 CegarLoopResult]: For program point L82(lines 82 98) no Hoare annotation was computed. [2019-11-28 16:52:02,056 INFO L246 CegarLoopResult]: For program point L74(lines 74 99) no Hoare annotation was computed. [2019-11-28 16:52:02,056 INFO L246 CegarLoopResult]: For program point L66(lines 66 73) no Hoare annotation was computed. [2019-11-28 16:52:02,056 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 16:52:02,056 INFO L246 CegarLoopResult]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-11-28 16:52:02,056 INFO L246 CegarLoopResult]: For program point L91-2(lines 74 99) no Hoare annotation was computed. [2019-11-28 16:52:02,057 INFO L246 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2019-11-28 16:52:02,057 INFO L246 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-28 16:52:02,058 INFO L246 CegarLoopResult]: For program point L116-2(line 116) no Hoare annotation was computed. [2019-11-28 16:52:02,058 INFO L242 CegarLoopResult]: At program point L116-3(lines 56 118) the Hoare annotation is: (let ((.cse4 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (= |~#atanhi_atan~0.offset| (_ bv0 32)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (not (= |~#atanlo_atan~0.base| |~#atanhi_atan~0.base|)) (= (let ((.cse0 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 75497894159.0 1000000000000000000.0)))) (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_atan_float_~x (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (exists ((v_arrayElimCell_28 (_ BitVec 32)) (v_arrayElimCell_29 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) v_arrayElimCell_29) ((_ extract 30 23) v_arrayElimCell_29) ((_ extract 22 0) v_arrayElimCell_29))) (.cse2 (fp ((_ extract 31 31) v_arrayElimCell_28) ((_ extract 30 23) v_arrayElimCell_28) ((_ extract 22 0) v_arrayElimCell_28)))) (and (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0))) .cse1) (= (fp.add roundNearestTiesToEven .cse2 .cse1) |ULTIMATE.start_atan_float_#res|) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0))) .cse2)))) (exists ((ULTIMATE.start_atan_float_~hx~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) ULTIMATE.start_atan_float_~hx~0) ULTIMATE.start_atan_float_~ix~1) (= (fp ((_ extract 31 31) ULTIMATE.start_atan_float_~hx~0) ((_ extract 30 23) ULTIMATE.start_atan_float_~hx~0) ((_ extract 22 0) ULTIMATE.start_atan_float_~hx~0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))))) (= (let ((.cse3 (select .cse4 (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 10000000000.0)))) (= (let ((.cse5 (select .cse4 (bvadd |~#atanhi_atan~0.offset| (_ bv8 32))))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 98279368877.0 100000000000.0)))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) ULTIMATE.start_atan_float_~hx~0) ((_ extract 30 23) ULTIMATE.start_atan_float_~hx~0) ((_ extract 22 0) ULTIMATE.start_atan_float_~hx~0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (= (_ bv1 1) (select |#valid| |~#atanlo_atan~0.base|)) (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (= (let ((.cse6 (select (select |#memory_int| |~#aT_atan~0.base|) (_ bv8 32)))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3571428731.0 25000000000.0)))) (not (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|)) (= (_ bv1 1) (select |#valid| |~#aT_atan~0.base|)) (or (= (_ bv0 1) (select |#valid| (_ bv0 32))) (= |~#atanlo_atan~0.base| (_ bv0 32)) (= (_ bv0 32) |~#atanhi_atan~0.base|) (= |~#aT_atan~0.base| (_ bv0 32))))))) [2019-11-28 16:52:02,058 INFO L246 CegarLoopResult]: For program point L75(lines 75 78) no Hoare annotation was computed. [2019-11-28 16:52:02,058 INFO L246 CegarLoopResult]: For program point L75-2(lines 75 78) no Hoare annotation was computed. [2019-11-28 16:52:02,058 INFO L246 CegarLoopResult]: For program point L67(lines 67 68) no Hoare annotation was computed. [2019-11-28 16:52:02,059 INFO L246 CegarLoopResult]: For program point L76(lines 76 77) no Hoare annotation was computed. [2019-11-28 16:52:02,068 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,069 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,070 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,072 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,072 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,076 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,079 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,080 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,080 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,081 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,081 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,081 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,081 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,082 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,082 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,082 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,083 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,083 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,083 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,084 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,084 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,084 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,084 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,085 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,085 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,085 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,086 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,086 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,086 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,091 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,092 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,093 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,093 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,094 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,094 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,094 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,094 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,095 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,096 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,096 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,096 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,097 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,097 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,097 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,098 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,098 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,098 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,099 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,099 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,099 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,100 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,100 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,100 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,100 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,101 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,101 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,101 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,102 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,102 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,102 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,103 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,107 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,107 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,107 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,108 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,108 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,108 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,109 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,111 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,111 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,114 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,114 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,116 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,116 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,116 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,116 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,117 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,118 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,118 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,119 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,119 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,119 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,122 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,122 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,122 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,123 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,123 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,123 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,123 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,124 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,124 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,124 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,125 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,125 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,127 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,127 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,127 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,128 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,128 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,128 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,129 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,129 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,129 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,130 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,130 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,130 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,130 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,131 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,131 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,131 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,132 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,132 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,132 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,133 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,133 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,133 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,134 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,134 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,134 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,134 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,135 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,135 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,136 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,136 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,136 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,136 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,137 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,137 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,138 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,138 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,139 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,139 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,139 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,140 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,140 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,140 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,141 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,141 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,141 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,141 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,141 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,142 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,142 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,142 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,142 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,145 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,145 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:52:02 BoogieIcfgContainer [2019-11-28 16:52:02,156 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 16:52:02,157 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 16:52:02,157 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 16:52:02,157 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 16:52:02,158 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:51:40" (3/4) ... [2019-11-28 16:52:02,162 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 16:52:02,178 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-28 16:52:02,179 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 16:52:02,179 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 16:52:02,210 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((atanhi_atan == 0bv32 && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000))) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && !(atanlo_atan == atanhi_atan)) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) && ~bvadd64(\valid[~#aT_atan~0.base], 1bv1) == 0bv1)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2019-11-28 16:52:02,211 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((atanhi_atan == 0bv32 && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && !(atanlo_atan == atanhi_atan)) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && (\exists v_arrayElimCell_28 : bv32, v_arrayElimCell_29 : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0]) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0]), ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0])) == \result) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0]))) && (\exists ULTIMATE.start_atan_float_~hx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, ULTIMATE.start_atan_float_~hx~0) == ix && ~fp~LONGDOUBLE(ULTIMATE.start_atan_float_~hx~0[31:31], ULTIMATE.start_atan_float_~hx~0[30:23], ULTIMATE.start_atan_float_~hx~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && 1bv1 == \valid[atanlo_atan]) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && 1bv1 == \valid[~#aT_atan~0.base]) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) [2019-11-28 16:52:02,274 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 16:52:02,281 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 16:52:02,283 INFO L168 Benchmark]: Toolchain (without parser) took 31505.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 194.5 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -156.8 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2019-11-28 16:52:02,283 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 16:52:02,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 501.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -150.2 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. [2019-11-28 16:52:02,284 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 16:52:02,286 INFO L168 Benchmark]: Boogie Preprocessor took 67.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 16:52:02,286 INFO L168 Benchmark]: RCFGBuilder took 8815.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. [2019-11-28 16:52:02,287 INFO L168 Benchmark]: TraceAbstraction took 21925.77 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 73.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -54.9 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-11-28 16:52:02,288 INFO L168 Benchmark]: Witness Printer took 124.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. [2019-11-28 16:52:02,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 501.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -150.2 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 67.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 8815.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 21925.77 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 73.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -54.9 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Witness Printer took 124.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,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[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,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[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,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[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 131]: 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: 60]: Loop Invariant [2019-11-28 16:52:02,310 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,310 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,312 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,312 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,313 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,313 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,313 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,313 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,313 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,314 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,314 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,314 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,315 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,315 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,315 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,315 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,315 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,324 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,324 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,324 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,324 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,325 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,325 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,325 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,325 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,325 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,335 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((((((atanhi_atan == 0bv32 && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000))) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && !(atanlo_atan == atanhi_atan)) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) && ~bvadd64(\valid[~#aT_atan~0.base], 1bv1) == 0bv1)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 56]: Loop Invariant [2019-11-28 16:52:02,336 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,336 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,336 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,336 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,337 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,337 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,337 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,337 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,337 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,338 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,338 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,339 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,339 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,339 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,339 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,340 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,343 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,343 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,343 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,343 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,344 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,344 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,344 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,344 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,345 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,350 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,350 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,350 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,350 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,350 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,351 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,352 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,352 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,352 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,352 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,352 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,353 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,353 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,353 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,353 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,353 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,354 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,354 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,354 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,354 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-28 16:52:02,354 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,355 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-28 16:52:02,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-28 16:52:02,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-28 16:52:02,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-28 16:52:02,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,358 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,358 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,358 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-28 16:52:02,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,359 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,359 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,359 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,359 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,360 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,360 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,360 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,360 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,360 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,362 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,362 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,362 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,362 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,362 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 16:52:02,363 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-28 16:52:02,363 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((((((((((atanhi_atan == 0bv32 && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && !(atanlo_atan == atanhi_atan)) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && (\exists v_arrayElimCell_28 : bv32, v_arrayElimCell_29 : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0]) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0]), ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0])) == \result) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0]))) && (\exists ULTIMATE.start_atan_float_~hx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, ULTIMATE.start_atan_float_~hx~0) == ix && ~fp~LONGDOUBLE(ULTIMATE.start_atan_float_~hx~0[31:31], ULTIMATE.start_atan_float_~hx~0[30:23], ULTIMATE.start_atan_float_~hx~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && 1bv1 == \valid[atanlo_atan]) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && 1bv1 == \valid[~#aT_atan~0.base]) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 32 locations, 1 error locations. Result: SAFE, OverallTime: 20.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, HoareTripleCheckerStatistics: 53 SDtfs, 44 SDslu, 23 SDs, 0 SdLazy, 28 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 12.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 8 NumberOfFragments, 455 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 13.2s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 54 ConstructedInterpolants, 17 QuantifiedInterpolants, 17991 SizeOfPredicates, 19 NumberOfNonLiveVariables, 246 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...