./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0670_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0670_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6b275d471d235c565842a02c594b024c1203d73 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0670_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6b275d471d235c565842a02c594b024c1203d73 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:24:28,803 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:24:28,805 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:24:28,814 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:24:28,814 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:24:28,815 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:24:28,816 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:24:28,818 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:24:28,819 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:24:28,820 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:24:28,821 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:24:28,821 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:24:28,822 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:24:28,823 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:24:28,824 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:24:28,825 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:24:28,825 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:24:28,827 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:24:28,828 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:24:28,830 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:24:28,831 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:24:28,832 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:24:28,834 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:24:28,834 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:24:28,834 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:24:28,835 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:24:28,836 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:24:28,837 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:24:28,837 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:24:28,838 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:24:28,839 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:24:28,839 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:24:28,839 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:24:28,840 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:24:28,840 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:24:28,841 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:24:28,841 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 04:24:28,853 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:24:28,853 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:24:28,854 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:24:28,854 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 04:24:28,854 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 04:24:28,854 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 04:24:28,854 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 04:24:28,855 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 04:24:28,855 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 04:24:28,855 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 04:24:28,855 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 04:24:28,856 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:24:28,856 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:24:28,856 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:24:28,856 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:24:28,856 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:24:28,856 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:24:28,857 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:24:28,857 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:24:28,857 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:24:28,857 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:24:28,857 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:24:28,857 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:24:28,858 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:24:28,858 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:24:28,858 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:24:28,858 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:24:28,858 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:24:28,858 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:24:28,858 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:24:28,859 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 04:24:28,859 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:24:28,859 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:24:28,859 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 04:24:28,859 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan 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 -> Taipan 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 -> c6b275d471d235c565842a02c594b024c1203d73 [2018-11-10 04:24:28,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:24:28,900 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:24:28,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:24:28,904 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:24:28,904 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:24:28,905 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0670_true-unreach-call.c [2018-11-10 04:24:28,959 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/data/6ab97cb51/48fe5fa6f48343e398aa88606516bc8e/FLAG34e0d6f9a [2018-11-10 04:24:29,334 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:24:29,334 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/sv-benchmarks/c/float-newlib/float_req_bl_0670_true-unreach-call.c [2018-11-10 04:24:29,341 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/data/6ab97cb51/48fe5fa6f48343e398aa88606516bc8e/FLAG34e0d6f9a [2018-11-10 04:24:29,353 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/data/6ab97cb51/48fe5fa6f48343e398aa88606516bc8e [2018-11-10 04:24:29,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:24:29,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:24:29,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:24:29,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:24:29,361 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:24:29,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:24:29" (1/1) ... [2018-11-10 04:24:29,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3020e71d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:29, skipping insertion in model container [2018-11-10 04:24:29,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:24:29" (1/1) ... [2018-11-10 04:24:29,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:24:29,393 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:24:29,565 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:24:29,571 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:24:29,613 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:24:29,633 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:24:29,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:29 WrapperNode [2018-11-10 04:24:29,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:24:29,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:24:29,635 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:24:29,635 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:24:29,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:29" (1/1) ... [2018-11-10 04:24:29,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:29" (1/1) ... [2018-11-10 04:24:29,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:24:29,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:24:29,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:24:29,729 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:24:29,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:29" (1/1) ... [2018-11-10 04:24:29,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:29" (1/1) ... [2018-11-10 04:24:29,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:29" (1/1) ... [2018-11-10 04:24:29,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:29" (1/1) ... [2018-11-10 04:24:29,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:29" (1/1) ... [2018-11-10 04:24:29,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:29" (1/1) ... [2018-11-10 04:24:29,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:29" (1/1) ... [2018-11-10 04:24:29,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:24:29,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:24:29,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:24:29,771 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:24:29,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:24:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-11-10 04:24:29,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-11-10 04:24:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:24:29,822 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:24:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-10 04:24:29,822 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-10 04:24:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:24:29,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:24:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-10 04:24:29,823 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-10 04:24:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:24:29,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:24:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-10 04:24:29,823 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-10 04:24:30,402 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:24:30,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:24:30 BoogieIcfgContainer [2018-11-10 04:24:30,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:24:30,403 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 04:24:30,403 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 04:24:30,405 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 04:24:30,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:24:29" (1/3) ... [2018-11-10 04:24:30,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@342d65e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:24:30, skipping insertion in model container [2018-11-10 04:24:30,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:29" (2/3) ... [2018-11-10 04:24:30,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@342d65e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:24:30, skipping insertion in model container [2018-11-10 04:24:30,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:24:30" (3/3) ... [2018-11-10 04:24:30,408 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0670_true-unreach-call.c [2018-11-10 04:24:30,416 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 04:24:30,422 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 04:24:30,434 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 04:24:30,461 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 04:24:30,461 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 04:24:30,461 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 04:24:30,461 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 04:24:30,461 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 04:24:30,461 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 04:24:30,461 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 04:24:30,461 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 04:24:30,479 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2018-11-10 04:24:30,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 04:24:30,485 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:24:30,486 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:24:30,488 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:24:30,494 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:24:30,494 INFO L82 PathProgramCache]: Analyzing trace with hash -1657532750, now seen corresponding path program 1 times [2018-11-10 04:24:30,496 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 04:24:30,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:24:30,533 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:24:30,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:24:30,534 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 04:24:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:24:30,661 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 04:24:30,664 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:24:30,664 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 04:24:30,664 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 04:24:30,668 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 04:24:30,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 04:24:30,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 04:24:30,680 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2018-11-10 04:24:30,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:24:30,713 INFO L93 Difference]: Finished difference Result 208 states and 324 transitions. [2018-11-10 04:24:30,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 04:24:30,714 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 30 [2018-11-10 04:24:30,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:24:30,724 INFO L225 Difference]: With dead ends: 208 [2018-11-10 04:24:30,724 INFO L226 Difference]: Without dead ends: 106 [2018-11-10 04:24:30,727 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 04:24:30,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-11-10 04:24:30,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2018-11-10 04:24:30,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-11-10 04:24:30,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 148 transitions. [2018-11-10 04:24:30,767 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 148 transitions. Word has length 30 [2018-11-10 04:24:30,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:24:30,768 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 148 transitions. [2018-11-10 04:24:30,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 04:24:30,769 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 148 transitions. [2018-11-10 04:24:30,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 04:24:30,771 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:24:30,771 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:24:30,772 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:24:30,772 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:24:30,772 INFO L82 PathProgramCache]: Analyzing trace with hash -47612952, now seen corresponding path program 1 times [2018-11-10 04:24:30,773 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 04:24:30,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:24:30,774 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:24:30,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 04:24:30,774 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 04:24:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:24:30,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:24:30,896 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 04:24:30,913 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,914 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,915 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,915 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,917 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,918 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,918 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,918 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,919 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,919 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,919 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,920 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,920 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,920 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,920 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,921 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,921 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,921 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,922 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,922 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,922 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,923 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,923 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,923 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,924 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,924 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,924 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,924 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,925 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,925 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,925 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,926 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,926 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,926 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,927 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 04:24:30,927 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 04:24:30,941 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418254 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-10 04:24:30,941 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418260 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 04:24:30,942 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418250 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-10 04:24:30,942 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418271 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 04:24:30,942 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418247 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 04:24:30,943 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418251 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-10 04:24:30,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 04:24:30 BoogieIcfgContainer [2018-11-10 04:24:30,959 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 04:24:30,960 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:24:30,960 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:24:30,960 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:24:30,962 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:24:30" (3/4) ... [2018-11-10 04:24:30,966 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 04:24:30,966 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:24:30,967 INFO L168 Benchmark]: Toolchain (without parser) took 1610.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 961.3 MB in the beginning and 994.3 MB in the end (delta: -33.0 MB). Peak memory consumption was 89.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:24:30,968 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:24:30,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 276.28 ms. Allocated memory is still 1.0 GB. Free memory was 961.3 MB in the beginning and 945.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:24:30,969 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -171.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:24:30,970 INFO L168 Benchmark]: Boogie Preprocessor took 41.14 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:24:30,971 INFO L168 Benchmark]: RCFGBuilder took 631.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:24:30,971 INFO L168 Benchmark]: TraceAbstraction took 556.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 994.3 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-10 04:24:30,972 INFO L168 Benchmark]: Witness Printer took 6.27 ms. Allocated memory is still 1.2 GB. Free memory is still 994.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:24:30,975 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 276.28 ms. Allocated memory is still 1.0 GB. Free memory was 961.3 MB in the beginning and 945.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 94.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -171.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.14 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 631.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 556.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 994.3 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Witness Printer took 6.27 ms. Allocated memory is still 1.2 GB. Free memory is still 994.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418254 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418260 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418250 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418271 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418247 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418251 could not be translated for associated CType ARRAY#_4_~FLOAT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 234]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 13, overapproximation of someUnaryDOUBLEoperation at line 45, overapproximation of bitwiseAnd at line 136, overapproximation of someBinaryArithmeticFLOAToperation at line 138. Possible FailurePath: [L30-L35] CALL static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L30-L35] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L30-L35] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L30-L35] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L30-L35] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L30-L35] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L37-L42] CALL static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L37-L42] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L37-L42] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L37-L42] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L37-L42] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L37-L42] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L44-L48] CALL 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, }; [L44-L48] RET 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, }; [L44-L48] RET 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, }; [L44-L48] RET 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, }; [L44-L48] RET 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, }; [L44-L48] RET 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, }; [L44-L48] RET 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, }; [L44-L48] RET 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, }; [L44-L48] RET 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, }; [L44-L48] RET 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, }; [L44-L48] RET 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, }; [L44-L48] RET 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, }; [L44-L48] RET 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, }; [L50-L52] 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; [L118-L119] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [\old(aT_atan)=null, \old(aT_atan)=null, \old(atanhi_atan)=null, \old(atanhi_atan)=null, \old(atanlo_atan)=null, \old(atanlo_atan)=null, \old(huge_atan)=10737418264, \old(one_atan)=10737418255, \old(pi)=10737418262, \old(pi_lo_atan2)=10737418253, \old(pi_o_2)=10737418241, \old(pi_o_4)=10737418258, \old(tiny_atan2)=10737418268, \old(zero_atan2)=10737418249, aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L224] float x = __VERIFIER_nondet_float(); [L225] float y = __VERIFIER_nondet_float(); [L227] CALL, EXPR isnan_float(x) VAL [\old(x)=10737418259, aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L13] RET return x != x; VAL [\old(x)=10737418259, \result=1, aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=10737418259, zero_atan2=0] [L227] EXPR isnan_float(x) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, isnan_float(x)=1, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=10737418259, y=10737418265, zero_atan2=0] [L227] isnan_float(x) || isnan_float(y) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, isnan_float(x)=1, isnan_float(x) || isnan_float(y)=1, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=10737418259, y=10737418265, zero_atan2=0] [L227] COND TRUE isnan_float(x) || isnan_float(y) [L230] CALL, EXPR __ieee754_atan2f(y, x) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L122] float z; [L123] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L126] CALL ieee_float_shape_type gf_u; [L126] RET ieee_float_shape_type gf_u; [L127] CALL gf_u.value = (x) [L127] RET gf_u.value = (x) [L128] CALL, EXPR gf_u.word [L128] RET, EXPR gf_u.word [L128] (hx) = gf_u.word [L128] RET (hx) = gf_u.word [L129] COND FALSE !(0) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L130] ix = hx & 0x7fffffff VAL [aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L132] CALL ieee_float_shape_type gf_u; [L132] RET ieee_float_shape_type gf_u; [L133] CALL gf_u.value = (y) [L133] RET gf_u.value = (y) [L134] CALL, EXPR gf_u.word [L134] RET, EXPR gf_u.word [L134] (hy) = gf_u.word [L134] RET (hy) = gf_u.word [L135] COND FALSE !(0) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L136] iy = hy & 0x7fffffff VAL [aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L137] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L138] RET return x + y; VAL [aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L230] EXPR __ieee754_atan2f(y, x) VAL [__ieee754_atan2f(y, x)=10737418246, aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=10737418259, y=10737418265, zero_atan2=0] [L230] float res = __ieee754_atan2f(y, x); [L233] CALL, EXPR isnan_float(res) VAL [\old(x)=10737418246, aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L13] RET return x != x; VAL [\old(x)=10737418246, \result=0, aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=10737418246, zero_atan2=0] [L233] EXPR isnan_float(res) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, isnan_float(res)=0, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10737418246, tiny_atan2=1/1000000000000000000000000000000, x=10737418259, y=10737418265, zero_atan2=0] [L233] COND TRUE !isnan_float(res) [L234] __VERIFIER_error() VAL [aT_atan={10737418243:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10737418246, tiny_atan2=1/1000000000000000000000000000000, x=10737418259, y=10737418265, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 111 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 154 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 841 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:24:32,612 INFO L170 SettingsManager]: Resetting all preferences to default values... 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[2018-11-10 04:24:32,638 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:24:32,638 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:24:32,639 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:24:32,640 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:24:32,641 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:24:32,641 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:24:32,642 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:24:32,642 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:24:32,643 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:24:32,643 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:24:32,643 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:24:32,644 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:24:32,645 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:24:32,645 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 04:24:32,656 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:24:32,656 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:24:32,657 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:24:32,657 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 04:24:32,657 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 04:24:32,657 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 04:24:32,657 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 04:24:32,658 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 04:24:32,658 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:24:32,658 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:24:32,658 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:24:32,659 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:24:32,659 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:24:32,659 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:24:32,659 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:24:32,659 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 04:24:32,659 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 04:24:32,659 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:24:32,660 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:24:32,660 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:24:32,660 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:24:32,660 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:24:32,660 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:24:32,660 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:24:32,661 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:24:32,661 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:24:32,661 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:24:32,661 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:24:32,661 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 04:24:32,661 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:24:32,661 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 04:24:32,662 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 04:24:32,662 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan 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 -> Taipan 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 -> c6b275d471d235c565842a02c594b024c1203d73 [2018-11-10 04:24:32,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:24:32,709 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:24:32,712 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:24:32,714 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:24:32,714 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:24:32,715 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0670_true-unreach-call.c [2018-11-10 04:24:32,769 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/data/4f8d0c773/6f16e7135e0e4afb85a59799b2acd67e/FLAG614cfcc20 [2018-11-10 04:24:33,117 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:24:33,118 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/sv-benchmarks/c/float-newlib/float_req_bl_0670_true-unreach-call.c [2018-11-10 04:24:33,123 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/data/4f8d0c773/6f16e7135e0e4afb85a59799b2acd67e/FLAG614cfcc20 [2018-11-10 04:24:33,133 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/data/4f8d0c773/6f16e7135e0e4afb85a59799b2acd67e [2018-11-10 04:24:33,136 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:24:33,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:24:33,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:24:33,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:24:33,140 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:24:33,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:24:33" (1/1) ... [2018-11-10 04:24:33,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@237d22e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:33, skipping insertion in model container [2018-11-10 04:24:33,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:24:33" (1/1) ... [2018-11-10 04:24:33,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:24:33,176 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:24:33,359 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:24:33,367 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:24:33,428 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:24:33,456 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:24:33,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:33 WrapperNode [2018-11-10 04:24:33,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:24:33,457 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:24:33,457 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:24:33,457 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:24:33,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:33" (1/1) ... [2018-11-10 04:24:33,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:33" (1/1) ... [2018-11-10 04:24:33,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:24:33,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:24:33,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:24:33,520 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:24:33,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:33" (1/1) ... [2018-11-10 04:24:33,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:33" (1/1) ... [2018-11-10 04:24:33,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:33" (1/1) ... [2018-11-10 04:24:33,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:33" (1/1) ... [2018-11-10 04:24:33,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:33" (1/1) ... [2018-11-10 04:24:33,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:33" (1/1) ... [2018-11-10 04:24:33,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:33" (1/1) ... [2018-11-10 04:24:33,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:24:33,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:24:33,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:24:33,631 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:24:33,632 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:24:33,689 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-11-10 04:24:33,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-11-10 04:24:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:24:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:24:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-10 04:24:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-10 04:24:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:24:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:24:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-10 04:24:33,691 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-10 04:24:33,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:24:33,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:24:33,691 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-10 04:24:33,691 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-10 04:24:34,962 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:24:35,266 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:24:35,412 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:24:35,501 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:24:36,322 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:24:39,130 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:24:44,674 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:24:44,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:24:44 BoogieIcfgContainer [2018-11-10 04:24:44,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:24:44,675 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 04:24:44,675 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 04:24:44,678 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 04:24:44,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:24:33" (1/3) ... [2018-11-10 04:24:44,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19930e6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:24:44, skipping insertion in model container [2018-11-10 04:24:44,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:24:33" (2/3) ... [2018-11-10 04:24:44,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19930e6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:24:44, skipping insertion in model container [2018-11-10 04:24:44,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:24:44" (3/3) ... [2018-11-10 04:24:44,681 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0670_true-unreach-call.c [2018-11-10 04:24:44,689 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 04:24:44,695 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 04:24:44,706 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 04:24:44,730 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 04:24:44,730 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 04:24:44,731 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 04:24:44,731 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 04:24:44,731 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 04:24:44,731 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 04:24:44,731 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 04:24:44,731 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 04:24:44,731 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 04:24:44,744 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2018-11-10 04:24:44,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 04:24:44,750 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:24:44,750 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:24:44,752 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:24:44,756 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:24:44,756 INFO L82 PathProgramCache]: Analyzing trace with hash -243038103, now seen corresponding path program 1 times [2018-11-10 04:24:44,760 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 04:24:44,760 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-10 04:24:44,765 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:24:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:24:44,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:24:44,950 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:24:44,951 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 04:24:44,963 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:24:44,964 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-10 04:24:44,966 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-10 04:24:44,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-10 04:24:44,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 04:24:44,977 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 2 states. [2018-11-10 04:24:45,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:24:45,007 INFO L93 Difference]: Finished difference Result 206 states and 322 transitions. [2018-11-10 04:24:45,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-10 04:24:45,008 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 29 [2018-11-10 04:24:45,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:24:45,018 INFO L225 Difference]: With dead ends: 206 [2018-11-10 04:24:45,018 INFO L226 Difference]: Without dead ends: 105 [2018-11-10 04:24:45,021 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-10 04:24:45,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-11-10 04:24:45,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2018-11-10 04:24:45,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2018-11-10 04:24:45,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 147 transitions. [2018-11-10 04:24:45,062 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 147 transitions. Word has length 29 [2018-11-10 04:24:45,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:24:45,064 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 147 transitions. [2018-11-10 04:24:45,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-10 04:24:45,065 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 147 transitions. [2018-11-10 04:24:45,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 04:24:45,067 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:24:45,067 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:24:45,068 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:24:45,068 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:24:45,068 INFO L82 PathProgramCache]: Analyzing trace with hash -73620365, now seen corresponding path program 1 times [2018-11-10 04:24:45,069 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 04:24:45,069 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-11-10 04:24:45,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:24:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:24:45,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:24:49,648 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 04:24:49,648 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 04:24:49,663 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:24:49,663 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-11-10 04:24:49,664 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-10 04:24:49,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-10 04:24:49,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-11-10 04:24:49,665 INFO L87 Difference]: Start difference. First operand 105 states and 147 transitions. Second operand 11 states. [2018-11-10 04:24:54,367 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-10 04:25:00,532 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-10 04:25:21,135 WARN L179 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-10 04:25:22,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:25:22,245 INFO L93 Difference]: Finished difference Result 119 states and 163 transitions. [2018-11-10 04:25:22,245 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-10 04:25:22,245 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 31 [2018-11-10 04:25:22,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:25:22,248 INFO L225 Difference]: With dead ends: 119 [2018-11-10 04:25:22,248 INFO L226 Difference]: Without dead ends: 114 [2018-11-10 04:25:22,249 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=47, Invalid=224, Unknown=1, NotChecked=0, Total=272 [2018-11-10 04:25:22,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-11-10 04:25:22,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 109. [2018-11-10 04:25:22,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-11-10 04:25:22,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 152 transitions. [2018-11-10 04:25:22,259 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 152 transitions. Word has length 31 [2018-11-10 04:25:22,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:25:22,260 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 152 transitions. [2018-11-10 04:25:22,260 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-10 04:25:22,260 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 152 transitions. [2018-11-10 04:25:22,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 04:25:22,261 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:25:22,262 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:25:22,262 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:25:22,262 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:25:22,262 INFO L82 PathProgramCache]: Analyzing trace with hash 1769114607, now seen corresponding path program 1 times [2018-11-10 04:25:22,263 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 04:25:22,263 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-11-10 04:25:22,275 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:25:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:25:22,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:25:29,289 WARN L179 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 7 [2018-11-10 04:25:33,882 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 04:25:33,882 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 04:25:33,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:25:33,897 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-11-10 04:25:33,898 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-10 04:25:33,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-10 04:25:33,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=90, Unknown=1, NotChecked=0, Total=110 [2018-11-10 04:25:33,898 INFO L87 Difference]: Start difference. First operand 109 states and 152 transitions. Second operand 11 states. [2018-11-10 04:25:37,178 WARN L179 SmtUtils]: Spent 610.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-10 04:25:59,156 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-10 04:26:00,197 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-10 04:26:01,443 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-10 04:26:02,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:26:02,564 INFO L93 Difference]: Finished difference Result 121 states and 165 transitions. [2018-11-10 04:26:02,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-10 04:26:02,564 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 36 [2018-11-10 04:26:02,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:26:02,566 INFO L225 Difference]: With dead ends: 121 [2018-11-10 04:26:02,566 INFO L226 Difference]: Without dead ends: 114 [2018-11-10 04:26:02,567 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 16.6s TimeCoverageRelationStatistics Valid=41, Invalid=198, Unknown=1, NotChecked=0, Total=240 [2018-11-10 04:26:02,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-11-10 04:26:02,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 109. [2018-11-10 04:26:02,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-11-10 04:26:02,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 151 transitions. [2018-11-10 04:26:02,578 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 151 transitions. Word has length 36 [2018-11-10 04:26:02,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:26:02,578 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 151 transitions. [2018-11-10 04:26:02,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-10 04:26:02,579 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 151 transitions. [2018-11-10 04:26:02,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 04:26:02,580 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:26:02,580 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:26:02,580 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:26:02,581 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:26:02,581 INFO L82 PathProgramCache]: Analyzing trace with hash 1957911294, now seen corresponding path program 1 times [2018-11-10 04:26:02,582 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 04:26:02,582 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-11-10 04:26:02,585 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:26:02,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:26:02,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:26:02,955 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:26:02,956 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 04:26:02,966 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:26:02,966 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 04:26:02,967 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 04:26:02,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 04:26:02,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-10 04:26:02,967 INFO L87 Difference]: Start difference. First operand 109 states and 151 transitions. Second operand 10 states. [2018-11-10 04:26:04,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:26:04,244 INFO L93 Difference]: Finished difference Result 124 states and 166 transitions. [2018-11-10 04:26:04,244 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-10 04:26:04,244 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 36 [2018-11-10 04:26:04,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:26:04,246 INFO L225 Difference]: With dead ends: 124 [2018-11-10 04:26:04,246 INFO L226 Difference]: Without dead ends: 116 [2018-11-10 04:26:04,246 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2018-11-10 04:26:04,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-11-10 04:26:04,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 111. [2018-11-10 04:26:04,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2018-11-10 04:26:04,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 153 transitions. [2018-11-10 04:26:04,257 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 153 transitions. Word has length 36 [2018-11-10 04:26:04,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:26:04,257 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 153 transitions. [2018-11-10 04:26:04,257 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 04:26:04,257 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 153 transitions. [2018-11-10 04:26:04,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 04:26:04,259 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:26:04,259 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:26:04,259 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:26:04,259 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:26:04,259 INFO L82 PathProgramCache]: Analyzing trace with hash 114793024, now seen corresponding path program 1 times [2018-11-10 04:26:04,260 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 04:26:04,260 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-10 04:26:04,267 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:26:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:26:04,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:26:04,604 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 04:26:04,604 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 04:26:04,613 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:26:04,613 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 04:26:04,613 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 04:26:04,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 04:26:04,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-10 04:26:04,613 INFO L87 Difference]: Start difference. First operand 111 states and 153 transitions. Second operand 10 states. [2018-11-10 04:26:05,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:26:05,361 INFO L93 Difference]: Finished difference Result 119 states and 160 transitions. [2018-11-10 04:26:05,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-10 04:26:05,362 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 36 [2018-11-10 04:26:05,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:26:05,363 INFO L225 Difference]: With dead ends: 119 [2018-11-10 04:26:05,363 INFO L226 Difference]: Without dead ends: 107 [2018-11-10 04:26:05,363 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2018-11-10 04:26:05,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-11-10 04:26:05,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 105. [2018-11-10 04:26:05,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2018-11-10 04:26:05,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 144 transitions. [2018-11-10 04:26:05,370 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 144 transitions. Word has length 36 [2018-11-10 04:26:05,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:26:05,371 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 144 transitions. [2018-11-10 04:26:05,371 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 04:26:05,371 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 144 transitions. [2018-11-10 04:26:05,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-10 04:26:05,372 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 04:26:05,372 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 04:26:05,372 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 04:26:05,372 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:26:05,372 INFO L82 PathProgramCache]: Analyzing trace with hash 1729020162, now seen corresponding path program 1 times [2018-11-10 04:26:05,373 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-10 04:26:05,373 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-11-10 04:26:05,377 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 04:26:05,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:26:05,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:26:05,783 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 04:26:05,783 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-10 04:26:05,798 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 04:26:05,798 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-10 04:26:05,798 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-10 04:26:05,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-10 04:26:05,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-10 04:26:05,799 INFO L87 Difference]: Start difference. First operand 105 states and 144 transitions. Second operand 10 states. [2018-11-10 04:26:06,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 04:26:06,902 INFO L93 Difference]: Finished difference Result 108 states and 146 transitions. [2018-11-10 04:26:06,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 04:26:06,902 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 41 [2018-11-10 04:26:06,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 04:26:06,903 INFO L225 Difference]: With dead ends: 108 [2018-11-10 04:26:06,903 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 04:26:06,903 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2018-11-10 04:26:06,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 04:26:06,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 04:26:06,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 04:26:06,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 04:26:06,904 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2018-11-10 04:26:06,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 04:26:06,904 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 04:26:06,904 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-10 04:26:06,904 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 04:26:06,904 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:26:06,907 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 04:26:07,111 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2018-11-10 04:26:07,263 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2018-11-10 04:26:07,804 WARN L179 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-11-10 04:26:07,829 INFO L425 ceAbstractionStarter]: For program point isnan_floatFINAL(line 13) no Hoare annotation was computed. [2018-11-10 04:26:07,829 INFO L428 ceAbstractionStarter]: At program point isnan_floatENTRY(line 13) the Hoare annotation is: true [2018-11-10 04:26:07,829 INFO L425 ceAbstractionStarter]: For program point isnan_floatEXIT(line 13) no Hoare annotation was computed. [2018-11-10 04:26:07,829 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 04:26:07,829 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-10 04:26:07,829 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 04:26:07,829 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 181) no Hoare annotation was computed. [2018-11-10 04:26:07,829 INFO L425 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2018-11-10 04:26:07,829 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2fEXIT(lines 121 216) no Hoare annotation was computed. [2018-11-10 04:26:07,829 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 153) no Hoare annotation was computed. [2018-11-10 04:26:07,829 INFO L425 ceAbstractionStarter]: For program point L143-2(lines 121 216) no Hoare annotation was computed. [2018-11-10 04:26:07,830 INFO L421 ceAbstractionStarter]: At program point L193(line 193) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (not (bvsgt (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv2139095040 32))))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (bvsgt (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) (_ bv2139095040 32))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) [2018-11-10 04:26:07,830 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 169) no Hoare annotation was computed. [2018-11-10 04:26:07,830 INFO L421 ceAbstractionStarter]: At program point L193-1(line 193) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (not (bvsgt (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv2139095040 32))))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (bvsgt (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) (_ bv2139095040 32))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) [2018-11-10 04:26:07,830 INFO L425 ceAbstractionStarter]: For program point L193-2(line 193) no Hoare annotation was computed. [2018-11-10 04:26:07,830 INFO L425 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2018-11-10 04:26:07,830 INFO L425 ceAbstractionStarter]: For program point L185-2(line 185) no Hoare annotation was computed. [2018-11-10 04:26:07,830 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 152) no Hoare annotation was computed. [2018-11-10 04:26:07,830 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 215) no Hoare annotation was computed. [2018-11-10 04:26:07,830 INFO L425 ceAbstractionStarter]: For program point L161(line 161) no Hoare annotation was computed. [2018-11-10 04:26:07,830 INFO L425 ceAbstractionStarter]: For program point L211(line 211) no Hoare annotation was computed. [2018-11-10 04:26:07,830 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-10 04:26:07,830 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-10 04:26:07,831 INFO L425 ceAbstractionStarter]: For program point L145-2(line 145) no Hoare annotation was computed. [2018-11-10 04:26:07,831 INFO L425 ceAbstractionStarter]: For program point L137(lines 137 138) no Hoare annotation was computed. [2018-11-10 04:26:07,831 INFO L425 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-11-10 04:26:07,831 INFO L425 ceAbstractionStarter]: For program point L146(line 146) no Hoare annotation was computed. [2018-11-10 04:26:07,831 INFO L425 ceAbstractionStarter]: For program point L204(lines 204 208) no Hoare annotation was computed. [2018-11-10 04:26:07,831 INFO L425 ceAbstractionStarter]: For program point L171(lines 171 180) no Hoare annotation was computed. [2018-11-10 04:26:07,831 INFO L425 ceAbstractionStarter]: For program point L204-2(lines 197 209) no Hoare annotation was computed. [2018-11-10 04:26:07,831 INFO L425 ceAbstractionStarter]: For program point L204-3(lines 204 208) no Hoare annotation was computed. [2018-11-10 04:26:07,831 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-10 04:26:07,831 INFO L425 ceAbstractionStarter]: For program point L188(lines 188 193) no Hoare annotation was computed. [2018-11-10 04:26:07,831 INFO L425 ceAbstractionStarter]: For program point L213(line 213) no Hoare annotation was computed. [2018-11-10 04:26:07,831 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-10 04:26:07,831 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 140) no Hoare annotation was computed. [2018-11-10 04:26:07,831 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-10 04:26:07,832 INFO L425 ceAbstractionStarter]: For program point L131-1(lines 131 135) no Hoare annotation was computed. [2018-11-10 04:26:07,832 INFO L421 ceAbstractionStarter]: At program point L131-3(lines 131 135) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) [2018-11-10 04:26:07,832 INFO L425 ceAbstractionStarter]: For program point L131-4(lines 131 135) no Hoare annotation was computed. [2018-11-10 04:26:07,832 INFO L425 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-10 04:26:07,832 INFO L425 ceAbstractionStarter]: For program point L156-2(line 156) no Hoare annotation was computed. [2018-11-10 04:26:07,832 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-10 04:26:07,832 INFO L421 ceAbstractionStarter]: At program point L140(line 140) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (not (bvsgt (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv2139095040 32))))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (bvsgt (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) (_ bv2139095040 32))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) [2018-11-10 04:26:07,832 INFO L425 ceAbstractionStarter]: For program point L140-1(line 140) no Hoare annotation was computed. [2018-11-10 04:26:07,832 INFO L425 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-10 04:26:07,832 INFO L425 ceAbstractionStarter]: For program point L190(lines 190 193) no Hoare annotation was computed. [2018-11-10 04:26:07,832 INFO L425 ceAbstractionStarter]: For program point L190-2(lines 188 193) no Hoare annotation was computed. [2018-11-10 04:26:07,832 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2fFINAL(lines 121 216) no Hoare annotation was computed. [2018-11-10 04:26:07,833 INFO L428 ceAbstractionStarter]: At program point __ieee754_atan2fENTRY(lines 121 216) the Hoare annotation is: true [2018-11-10 04:26:07,833 INFO L425 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-11-10 04:26:07,833 INFO L425 ceAbstractionStarter]: For program point L199-1(lines 199 203) no Hoare annotation was computed. [2018-11-10 04:26:07,833 INFO L421 ceAbstractionStarter]: At program point L199-3(lines 199 203) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (not (bvsgt (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv2139095040 32))))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (bvsgt (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) (_ bv2139095040 32))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) [2018-11-10 04:26:07,833 INFO L425 ceAbstractionStarter]: For program point L158(lines 158 182) no Hoare annotation was computed. [2018-11-10 04:26:07,833 INFO L425 ceAbstractionStarter]: For program point L158-1(lines 121 216) no Hoare annotation was computed. [2018-11-10 04:26:07,833 INFO L425 ceAbstractionStarter]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2018-11-10 04:26:07,833 INFO L421 ceAbstractionStarter]: At program point L125-3(lines 125 129) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) [2018-11-10 04:26:07,833 INFO L425 ceAbstractionStarter]: For program point L125-4(lines 125 129) no Hoare annotation was computed. [2018-11-10 04:26:07,833 INFO L425 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-11-10 04:26:07,833 INFO L425 ceAbstractionStarter]: For program point L167(line 167) no Hoare annotation was computed. [2018-11-10 04:26:07,833 INFO L425 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 15 28) no Hoare annotation was computed. [2018-11-10 04:26:07,833 INFO L425 ceAbstractionStarter]: For program point L17-1(lines 17 21) no Hoare annotation was computed. [2018-11-10 04:26:07,833 INFO L428 ceAbstractionStarter]: At program point L17-3(lines 17 21) the Hoare annotation is: true [2018-11-10 04:26:07,833 INFO L425 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 15 28) no Hoare annotation was computed. [2018-11-10 04:26:07,834 INFO L428 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 15 28) the Hoare annotation is: true [2018-11-10 04:26:07,834 INFO L425 ceAbstractionStarter]: For program point L22(lines 22 26) no Hoare annotation was computed. [2018-11-10 04:26:07,834 INFO L425 ceAbstractionStarter]: For program point L22-2(lines 15 28) no Hoare annotation was computed. [2018-11-10 04:26:07,834 INFO L425 ceAbstractionStarter]: For program point L22-3(lines 22 26) no Hoare annotation was computed. [2018-11-10 04:26:07,834 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 04:26:07,834 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-10 04:26:07,834 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 04:26:07,834 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 04:26:07,834 INFO L425 ceAbstractionStarter]: For program point L227-2(line 227) no Hoare annotation was computed. [2018-11-10 04:26:07,834 INFO L421 ceAbstractionStarter]: At program point L227-4(line 227) the Hoare annotation is: (let ((.cse0 (fp.eq main_~x~0 main_~x~0))) (let ((.cse1 (not .cse0))) (and (or (and (not |main_#t~short46|) .cse0) (and .cse1 |main_#t~short46|)) (or (and .cse0 (= |main_#t~ret44| (_ bv0 32))) (and (= (bvadd |main_#t~ret44| (_ bv4294967295 32)) (_ bv0 32)) .cse1))))) [2018-11-10 04:26:07,834 INFO L425 ceAbstractionStarter]: For program point L227-5(line 227) no Hoare annotation was computed. [2018-11-10 04:26:07,834 INFO L425 ceAbstractionStarter]: For program point L227-6(lines 227 237) no Hoare annotation was computed. [2018-11-10 04:26:07,834 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 234) no Hoare annotation was computed. [2018-11-10 04:26:07,834 INFO L425 ceAbstractionStarter]: For program point L227-8(lines 227 237) no Hoare annotation was computed. [2018-11-10 04:26:07,834 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 218 240) no Hoare annotation was computed. [2018-11-10 04:26:07,835 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 218 240) no Hoare annotation was computed. [2018-11-10 04:26:07,835 INFO L425 ceAbstractionStarter]: For program point L234(line 234) no Hoare annotation was computed. [2018-11-10 04:26:07,835 INFO L421 ceAbstractionStarter]: At program point L230(line 230) the Hoare annotation is: (or (not (fp.eq main_~y~0 main_~y~0)) (not (fp.eq main_~x~0 main_~x~0))) [2018-11-10 04:26:07,835 INFO L425 ceAbstractionStarter]: For program point L230-1(line 230) no Hoare annotation was computed. [2018-11-10 04:26:07,835 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 218 240) the Hoare annotation is: true [2018-11-10 04:26:07,835 INFO L421 ceAbstractionStarter]: At program point L233(line 233) the Hoare annotation is: (or (and (exists ((main_~y~0 (_ FloatingPoint 8 24)) (__ieee754_atan2f_~x (_ FloatingPoint 8 24))) (and (= (fp.add RNE __ieee754_atan2f_~x main_~y~0) main_~res~0) (not (fp.eq main_~y~0 main_~y~0)))) (not (fp.eq main_~y~0 main_~y~0))) (and (exists ((main_~x~0 (_ FloatingPoint 8 24)) (__ieee754_atan2f_~y (_ FloatingPoint 8 24))) (and (= main_~res~0 (fp.add RNE main_~x~0 __ieee754_atan2f_~y)) (not (fp.eq main_~x~0 main_~x~0)))) (not (fp.eq main_~x~0 main_~x~0)))) [2018-11-10 04:26:07,835 INFO L425 ceAbstractionStarter]: For program point L233-1(lines 233 236) no Hoare annotation was computed. [2018-11-10 04:26:07,835 INFO L428 ceAbstractionStarter]: At program point L227(line 227) the Hoare annotation is: true [2018-11-10 04:26:07,835 INFO L425 ceAbstractionStarter]: For program point L227-1(line 227) no Hoare annotation was computed. [2018-11-10 04:26:07,835 INFO L425 ceAbstractionStarter]: For program point L64(lines 64 71) no Hoare annotation was computed. [2018-11-10 04:26:07,835 INFO L428 ceAbstractionStarter]: At program point atan_floatENTRY(lines 54 116) the Hoare annotation is: true [2018-11-10 04:26:07,835 INFO L425 ceAbstractionStarter]: For program point atan_floatFINAL(lines 54 116) no Hoare annotation was computed. [2018-11-10 04:26:07,835 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 95) no Hoare annotation was computed. [2018-11-10 04:26:07,835 INFO L425 ceAbstractionStarter]: For program point L89-2(lines 72 97) no Hoare annotation was computed. [2018-11-10 04:26:07,835 INFO L425 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-11-10 04:26:07,836 INFO L425 ceAbstractionStarter]: For program point L81(lines 81 87) no Hoare annotation was computed. [2018-11-10 04:26:07,836 INFO L425 ceAbstractionStarter]: For program point L114-2(line 114) no Hoare annotation was computed. [2018-11-10 04:26:07,836 INFO L425 ceAbstractionStarter]: For program point L110(lines 110 115) no Hoare annotation was computed. [2018-11-10 04:26:07,836 INFO L425 ceAbstractionStarter]: For program point L73(lines 73 76) no Hoare annotation was computed. [2018-11-10 04:26:07,836 INFO L425 ceAbstractionStarter]: For program point L73-2(lines 73 76) no Hoare annotation was computed. [2018-11-10 04:26:07,836 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 66) no Hoare annotation was computed. [2018-11-10 04:26:07,836 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 75) no Hoare annotation was computed. [2018-11-10 04:26:07,836 INFO L425 ceAbstractionStarter]: For program point L58-1(lines 58 62) no Hoare annotation was computed. [2018-11-10 04:26:07,836 INFO L428 ceAbstractionStarter]: At program point L58-3(lines 58 62) the Hoare annotation is: true [2018-11-10 04:26:07,836 INFO L425 ceAbstractionStarter]: For program point L58-4(lines 58 62) no Hoare annotation was computed. [2018-11-10 04:26:07,836 INFO L428 ceAbstractionStarter]: At program point L79(line 79) the Hoare annotation is: true [2018-11-10 04:26:07,836 INFO L425 ceAbstractionStarter]: For program point L79-1(line 79) no Hoare annotation was computed. [2018-11-10 04:26:07,836 INFO L425 ceAbstractionStarter]: For program point L67(lines 67 70) no Hoare annotation was computed. [2018-11-10 04:26:07,836 INFO L425 ceAbstractionStarter]: For program point atan_floatEXIT(lines 54 116) no Hoare annotation was computed. [2018-11-10 04:26:07,836 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 96) no Hoare annotation was computed. [2018-11-10 04:26:07,836 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 97) no Hoare annotation was computed. [2018-11-10 04:26:07,841 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,842 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,842 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,842 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,843 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,843 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,843 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,843 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,844 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,844 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,844 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,845 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,845 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,845 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,845 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,845 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,858 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,858 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,859 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,859 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,859 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,859 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,859 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,860 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,860 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,860 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,860 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,860 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,860 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,861 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,863 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,863 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,863 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,864 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,864 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,864 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,865 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,865 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 04:26:07 BoogieIcfgContainer [2018-11-10 04:26:07,867 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 04:26:07,867 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:26:07,867 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:26:07,868 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:26:07,868 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:24:44" (3/4) ... [2018-11-10 04:26:07,871 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:26:07,876 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-11-10 04:26:07,876 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 04:26:07,876 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2f [2018-11-10 04:26:07,876 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-11-10 04:26:07,876 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 04:26:07,877 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-11-10 04:26:07,885 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 182 nodes and edges [2018-11-10 04:26:07,885 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 102 nodes and edges [2018-11-10 04:26:07,886 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-11-10 04:26:07,886 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 04:26:07,908 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x && \old(y) == y [2018-11-10 04:26:07,908 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) [2018-11-10 04:26:07,910 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\old(x) == x && (\exists __ieee754_atan2f_~hy~0 : bv32 :: \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && !~bvsgt32(~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32), 2139095040bv32))) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: !~bvsgt32(~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32), 2139095040bv32) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) [2018-11-10 04:26:07,964 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_872ba69d-6bfe-44b1-916c-c27e3ab56d6c/bin-2019/utaipan/witness.graphml [2018-11-10 04:26:07,964 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:26:07,965 INFO L168 Benchmark]: Toolchain (without parser) took 94828.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 200.8 MB). Free memory was 948.6 MB in the beginning and 969.2 MB in the end (delta: -20.6 MB). Peak memory consumption was 180.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:07,966 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:26:07,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.87 ms. Allocated memory is still 1.0 GB. Free memory was 948.6 MB in the beginning and 927.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:07,966 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.21 ms. Allocated memory is still 1.0 GB. Free memory was 927.2 MB in the beginning and 921.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:07,967 INFO L168 Benchmark]: Boogie Preprocessor took 110.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 921.8 MB in the beginning and 1.1 GB in the end (delta: -202.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:07,967 INFO L168 Benchmark]: RCFGBuilder took 11043.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 83.5 MB). Peak memory consumption was 83.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:07,967 INFO L168 Benchmark]: TraceAbstraction took 83191.77 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.3 MB). Free memory was 1.0 GB in the beginning and 984.4 MB in the end (delta: 49.2 MB). Peak memory consumption was 110.6 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:07,968 INFO L168 Benchmark]: Witness Printer took 96.85 ms. Allocated memory is still 1.2 GB. Free memory was 984.4 MB in the beginning and 969.2 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:26:07,969 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 318.87 ms. Allocated memory is still 1.0 GB. Free memory was 948.6 MB in the beginning and 927.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.21 ms. Allocated memory is still 1.0 GB. Free memory was 927.2 MB in the beginning and 921.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 110.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 921.8 MB in the beginning and 1.1 GB in the end (delta: -202.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 11043.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 83.5 MB). Peak memory consumption was 83.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 83191.77 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.3 MB). Free memory was 1.0 GB in the beginning and 984.4 MB in the end (delta: 49.2 MB). Peak memory consumption was 110.6 MB. Max. memory is 11.5 GB. * Witness Printer took 96.85 ms. Allocated memory is still 1.2 GB. Free memory was 984.4 MB in the beginning and 969.2 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 234]: 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: 199]: Loop Invariant [2018-11-10 04:26:07,973 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,973 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,973 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,974 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,974 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,974 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,974 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,974 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,974 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-10 04:26:07,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: ((((((\old(x) == x && (\exists __ieee754_atan2f_~hy~0 : bv32 :: \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && !~bvsgt32(~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32), 2139095040bv32))) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: !~bvsgt32(~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32), 2139095040bv32) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) - InvariantResult [Line: 131]: Loop Invariant [2018-11-10 04:26:07,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-10 04:26:07,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: ((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: \old(x) == x && \old(y) == y - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 110 locations, 1 error locations. SAFE Result, 83.1s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 64.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 804 SDtfs, 937 SDslu, 4500 SDs, 0 SdLazy, 739 SolverSat, 46 SolverUnsat, 12 SolverUnknown, 0 SolverNotchecked, 52.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 228 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 27.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 17 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 50 PreInvPairs, 71 NumberOfFragments, 491 HoareAnnotationTreeSize, 50 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 21 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 16.6s InterpolantComputationTime, 209 NumberOfCodeBlocks, 209 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 203 ConstructedInterpolants, 38 QuantifiedInterpolants, 43344 SizeOfPredicates, 55 NumberOfNonLiveVariables, 1124 ConjunctsInSsa, 83 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 30/30 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...