./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0663a_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_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0663a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/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 4efa6b9ac5f17994ac853fda671607d1380ebffe ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0663a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/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 4efa6b9ac5f17994ac853fda671607d1380ebffe ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:01:30,476 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:01:30,478 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:01:30,489 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:01:30,489 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:01:30,490 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:01:30,492 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:01:30,493 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:01:30,495 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:01:30,496 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:01:30,497 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:01:30,497 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:01:30,498 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:01:30,498 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:01:30,500 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:01:30,501 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:01:30,502 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:01:30,504 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:01:30,505 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:01:30,507 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:01:30,508 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:01:30,509 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:01:30,512 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:01:30,512 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:01:30,512 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:01:30,513 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:01:30,514 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:01:30,515 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:01:30,516 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:01:30,517 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:01:30,517 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:01:30,518 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:01:30,518 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:01:30,518 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:01:30,519 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:01:30,521 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:01:30,521 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 21:01:30,534 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:01:30,535 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:01:30,536 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:01:30,536 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 21:01:30,536 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 21:01:30,536 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 21:01:30,536 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 21:01:30,537 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 21:01:30,537 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 21:01:30,537 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 21:01:30,537 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 21:01:30,539 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:01:30,539 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:01:30,539 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:01:30,539 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:01:30,540 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:01:30,540 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:01:30,540 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:01:30,540 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:01:30,540 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:01:30,540 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:01:30,541 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:01:30,541 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:01:30,541 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:01:30,541 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:01:30,541 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:01:30,542 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:01:30,542 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:01:30,542 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:01:30,542 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:01:30,542 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 21:01:30,542 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:01:30,543 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:01:30,543 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 21:01:30,543 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_ab848101-6137-4719-8fe5-0e05b636aa83/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 -> 4efa6b9ac5f17994ac853fda671607d1380ebffe [2018-10-26 21:01:30,577 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:01:30,589 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:01:30,592 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:01:30,594 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:01:30,594 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:01:30,595 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0663a_true-unreach-call.c [2018-10-26 21:01:30,646 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/data/266bc9fca/33422de6d0e6426b89e3753c1f5bf389/FLAGa9825cc47 [2018-10-26 21:01:31,049 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:01:31,049 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/sv-benchmarks/c/float-newlib/float_req_bl_0663a_true-unreach-call.c [2018-10-26 21:01:31,058 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/data/266bc9fca/33422de6d0e6426b89e3753c1f5bf389/FLAGa9825cc47 [2018-10-26 21:01:31,073 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/data/266bc9fca/33422de6d0e6426b89e3753c1f5bf389 [2018-10-26 21:01:31,077 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:01:31,078 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:01:31,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:01:31,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:01:31,084 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:01:31,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:01:31" (1/1) ... [2018-10-26 21:01:31,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f8a569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:31, skipping insertion in model container [2018-10-26 21:01:31,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:01:31" (1/1) ... [2018-10-26 21:01:31,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:01:31,123 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:01:31,334 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:01:31,342 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:01:31,395 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:01:31,421 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:01:31,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:31 WrapperNode [2018-10-26 21:01:31,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:01:31,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:01:31,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:01:31,422 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:01:31,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:31" (1/1) ... [2018-10-26 21:01:31,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:31" (1/1) ... [2018-10-26 21:01:31,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:01:31,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:01:31,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:01:31,589 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:01:31,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:31" (1/1) ... [2018-10-26 21:01:31,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:31" (1/1) ... [2018-10-26 21:01:31,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:31" (1/1) ... [2018-10-26 21:01:31,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:31" (1/1) ... [2018-10-26 21:01:31,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:31" (1/1) ... [2018-10-26 21:01:31,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:31" (1/1) ... [2018-10-26 21:01:31,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:31" (1/1) ... [2018-10-26 21:01:31,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:01:31,704 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:01:31,704 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:01:31,704 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:01:31,705 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/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 [2018-10-26 21:01:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-10-26 21:01:31,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-10-26 21:01:31,783 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 21:01:31,784 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 21:01:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 21:01:31,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 21:01:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-10-26 21:01:31,785 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-10-26 21:01:31,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:01:31,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:01:31,786 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-10-26 21:01:31,786 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-10-26 21:01:33,495 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:01:33,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:01:33 BoogieIcfgContainer [2018-10-26 21:01:33,496 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:01:33,497 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 21:01:33,497 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 21:01:33,501 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 21:01:33,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 09:01:31" (1/3) ... [2018-10-26 21:01:33,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@666da943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:01:33, skipping insertion in model container [2018-10-26 21:01:33,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:31" (2/3) ... [2018-10-26 21:01:33,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@666da943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:01:33, skipping insertion in model container [2018-10-26 21:01:33,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:01:33" (3/3) ... [2018-10-26 21:01:33,506 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0663a_true-unreach-call.c [2018-10-26 21:01:33,517 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 21:01:33,525 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 21:01:33,542 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 21:01:33,576 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 21:01:33,576 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 21:01:33,576 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 21:01:33,577 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 21:01:33,577 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 21:01:33,583 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 21:01:33,584 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 21:01:33,584 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 21:01:33,604 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2018-10-26 21:01:33,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-26 21:01:33,611 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:01:33,612 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:01:33,614 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:01:33,620 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:01:33,620 INFO L82 PathProgramCache]: Analyzing trace with hash 756371561, now seen corresponding path program 1 times [2018-10-26 21:01:33,623 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:01:33,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:01:33,667 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:01:33,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:01:33,668 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:01:33,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:01:33,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:01:33,829 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:01:33,829 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 21:01:33,829 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 21:01:33,837 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 21:01:33,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 21:01:33,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 21:01:33,855 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 2 states. [2018-10-26 21:01:33,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:01:33,890 INFO L93 Difference]: Finished difference Result 193 states and 306 transitions. [2018-10-26 21:01:33,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 21:01:33,892 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-10-26 21:01:33,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:01:33,904 INFO L225 Difference]: With dead ends: 193 [2018-10-26 21:01:33,904 INFO L226 Difference]: Without dead ends: 96 [2018-10-26 21:01:33,908 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 [2018-10-26 21:01:33,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-10-26 21:01:33,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-10-26 21:01:33,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-10-26 21:01:33,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 135 transitions. [2018-10-26 21:01:33,960 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 135 transitions. Word has length 19 [2018-10-26 21:01:33,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:01:33,961 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 135 transitions. [2018-10-26 21:01:33,961 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 21:01:33,961 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 135 transitions. [2018-10-26 21:01:33,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-26 21:01:33,963 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:01:33,964 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:01:33,964 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:01:33,964 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:01:33,964 INFO L82 PathProgramCache]: Analyzing trace with hash 449410675, now seen corresponding path program 1 times [2018-10-26 21:01:33,965 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 21:01:33,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:01:33,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:01:33,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:01:33,966 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 21:01:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:01:34,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 21:01:34,165 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-26 21:01:34,196 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,197 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,197 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,198 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,200 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,201 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,202 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,203 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,204 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,204 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,204 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,205 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,205 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,205 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,205 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,206 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,206 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,206 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,207 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,210 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,212 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,212 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,213 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,213 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,213 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,214 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,214 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,214 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,214 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,215 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,215 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,218 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,219 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,219 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,219 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-26 21:01:34,220 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-26 21:01:34,240 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418270 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-10-26 21:01:34,241 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418249 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-10-26 21:01:34,242 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418250 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-10-26 21:01:34,244 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418246 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-10-26 21:01:34,244 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418261 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-10-26 21:01:34,244 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418254 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-10-26 21:01:34,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 09:01:34 BoogieIcfgContainer [2018-10-26 21:01:34,271 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 21:01:34,271 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 21:01:34,271 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 21:01:34,271 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 21:01:34,272 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:01:33" (3/4) ... [2018-10-26 21:01:34,274 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 21:01:34,274 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 21:01:34,275 INFO L168 Benchmark]: Toolchain (without parser) took 3197.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 960.3 MB in the beginning and 1.0 GB in the end (delta: -76.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 11.5 GB. [2018-10-26 21:01:34,277 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:01:34,277 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.01 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 944.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 21:01:34,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 944.2 MB in the beginning and 1.2 GB in the end (delta: -211.6 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-10-26 21:01:34,279 INFO L168 Benchmark]: Boogie Preprocessor took 115.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-10-26 21:01:34,279 INFO L168 Benchmark]: RCFGBuilder took 1792.32 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: 68.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 11.5 GB. [2018-10-26 21:01:34,280 INFO L168 Benchmark]: TraceAbstraction took 773.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-10-26 21:01:34,280 INFO L168 Benchmark]: Witness Printer took 3.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 21:01:34,284 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 342.01 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 944.2 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 166.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 944.2 MB in the beginning and 1.2 GB in the end (delta: -211.6 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 115.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1792.32 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: 68.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 773.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. 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.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 - 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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418270 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418249 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418250 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418246 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418261 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418254 could not be translated for associated CType ARRAY#_11_~FLOAT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 229]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 228, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someUnaryFLOAToperation at line 216, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] CALL static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] RET static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] CALL static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] RET static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [\old(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)=10737418265, \old(one_atan)=10737418255, \old(pi)=10737418263, \old(pi_lo_atan2)=10737418253, \old(pi_o_2)=10737418241, \old(pi_o_4)=10737418260, \old(tiny_atan2)=10737418268, \old(zero_atan2)=10737418248, aT_atan={10737418243:0}, atanhi_atan={10737418251:0}, 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] [L216] float x = -0.0f; [L217] float y = __VERIFIER_nondet_float(); [L224] COND TRUE y > 0.0f VAL [aT_atan={10737418243:0}, atanhi_atan={10737418251:0}, 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, y=10737418266, zero_atan2=0] [L225] CALL, EXPR __ieee754_atan2f(y, x) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418251:0}, 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] [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={10737418243:0}, atanhi_atan={10737418251:0}, 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] [L123] CALL ieee_float_shape_type gf_u; [L123] RET ieee_float_shape_type gf_u; [L124] CALL gf_u.value = (x) [L124] RET gf_u.value = (x) [L125] CALL, EXPR gf_u.word [L125] RET, EXPR gf_u.word [L125] (hx) = gf_u.word [L125] RET (hx) = gf_u.word [L126] COND FALSE !(0) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418251:0}, 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] [L127] ix = hx & 0x7fffffff VAL [aT_atan={10737418243:0}, atanhi_atan={10737418251:0}, 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] [L129] CALL ieee_float_shape_type gf_u; [L129] RET ieee_float_shape_type gf_u; [L130] CALL gf_u.value = (y) [L130] RET gf_u.value = (y) [L131] CALL, EXPR gf_u.word [L131] RET, EXPR gf_u.word [L131] (hy) = gf_u.word [L131] RET (hy) = gf_u.word [L132] COND FALSE !(0) VAL [aT_atan={10737418243:0}, atanhi_atan={10737418251:0}, 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] [L133] iy = hy & 0x7fffffff VAL [aT_atan={10737418243:0}, atanhi_atan={10737418251:0}, 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] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] RET return x + y; VAL [aT_atan={10737418243:0}, atanhi_atan={10737418251:0}, 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] [L225] EXPR __ieee754_atan2f(y, x) VAL [__ieee754_atan2f(y, x)=10737418257, aT_atan={10737418243:0}, atanhi_atan={10737418251:0}, 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=10737418252, y=10737418266, zero_atan2=0] [L225] float res = __ieee754_atan2f(y, x); [L228] COND TRUE res != pi_o_2 VAL [aT_atan={10737418243:0}, atanhi_atan={10737418251:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10737418257, tiny_atan2=1/1000000000000000000000000000000, x=10737418252, y=10737418266, zero_atan2=0] [L229] __VERIFIER_error() VAL [aT_atan={10737418243:0}, atanhi_atan={10737418251:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10737418257, tiny_atan2=1/1000000000000000000000000000000, x=10737418252, y=10737418266, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 101 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 141 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=101occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:01:36,424 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:01:36,426 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:01:36,437 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:01:36,437 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:01:36,438 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:01:36,440 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:01:36,442 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:01:36,443 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:01:36,444 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:01:36,445 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:01:36,445 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:01:36,446 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:01:36,447 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:01:36,449 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:01:36,450 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:01:36,451 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:01:36,453 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:01:36,455 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:01:36,457 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:01:36,458 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:01:36,459 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:01:36,462 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:01:36,462 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:01:36,462 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:01:36,464 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:01:36,465 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:01:36,466 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:01:36,467 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:01:36,468 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:01:36,469 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:01:36,469 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:01:36,470 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:01:36,470 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:01:36,471 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:01:36,472 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:01:36,473 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-26 21:01:36,487 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:01:36,488 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:01:36,489 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:01:36,489 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 21:01:36,489 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 21:01:36,489 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 21:01:36,489 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 21:01:36,490 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 21:01:36,490 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:01:36,490 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:01:36,491 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:01:36,491 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:01:36,491 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:01:36,491 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:01:36,493 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:01:36,493 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 21:01:36,493 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 21:01:36,493 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:01:36,493 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:01:36,494 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:01:36,494 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:01:36,494 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:01:36,494 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:01:36,494 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:01:36,494 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:01:36,495 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:01:36,495 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:01:36,495 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:01:36,495 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 21:01:36,495 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:01:36,496 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 21:01:36,496 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 21:01:36,496 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_ab848101-6137-4719-8fe5-0e05b636aa83/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 -> 4efa6b9ac5f17994ac853fda671607d1380ebffe [2018-10-26 21:01:36,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:01:36,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:01:36,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:01:36,563 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:01:36,564 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:01:36,564 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0663a_true-unreach-call.c [2018-10-26 21:01:36,622 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/data/acdf16063/a4c5af0967494b238e34c30dfbc1c389/FLAGb456737b9 [2018-10-26 21:01:37,078 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:01:37,078 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/sv-benchmarks/c/float-newlib/float_req_bl_0663a_true-unreach-call.c [2018-10-26 21:01:37,091 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/data/acdf16063/a4c5af0967494b238e34c30dfbc1c389/FLAGb456737b9 [2018-10-26 21:01:37,112 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/data/acdf16063/a4c5af0967494b238e34c30dfbc1c389 [2018-10-26 21:01:37,115 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:01:37,118 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:01:37,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:01:37,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:01:37,128 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:01:37,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:01:37" (1/1) ... [2018-10-26 21:01:37,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ff88a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:37, skipping insertion in model container [2018-10-26 21:01:37,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:01:37" (1/1) ... [2018-10-26 21:01:37,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:01:37,179 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:01:37,445 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:01:37,455 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:01:37,520 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:01:37,550 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:01:37,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:37 WrapperNode [2018-10-26 21:01:37,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:01:37,551 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:01:37,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:01:37,552 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:01:37,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:37" (1/1) ... [2018-10-26 21:01:37,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:37" (1/1) ... [2018-10-26 21:01:37,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:01:37,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:01:37,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:01:37,635 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:01:37,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:37" (1/1) ... [2018-10-26 21:01:37,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:37" (1/1) ... [2018-10-26 21:01:37,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:37" (1/1) ... [2018-10-26 21:01:37,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:37" (1/1) ... [2018-10-26 21:01:37,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:37" (1/1) ... [2018-10-26 21:01:37,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:37" (1/1) ... [2018-10-26 21:01:37,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:37" (1/1) ... [2018-10-26 21:01:37,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:01:37,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:01:37,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:01:37,728 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:01:37,729 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/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 [2018-10-26 21:01:37,891 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-10-26 21:01:37,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-10-26 21:01:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 21:01:37,892 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 21:01:37,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 21:01:37,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 21:01:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-10-26 21:01:37,893 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-10-26 21:01:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:01:37,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:01:37,893 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-10-26 21:01:37,893 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-10-26 21:01:39,789 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:01:39,916 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:01:40,081 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:01:40,302 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:01:41,408 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:01:48,831 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 21:01:48,840 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:01:48,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:01:48 BoogieIcfgContainer [2018-10-26 21:01:48,841 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:01:48,842 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 21:01:48,842 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 21:01:48,846 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 21:01:48,846 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 09:01:37" (1/3) ... [2018-10-26 21:01:48,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@204f5f7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:01:48, skipping insertion in model container [2018-10-26 21:01:48,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:01:37" (2/3) ... [2018-10-26 21:01:48,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@204f5f7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:01:48, skipping insertion in model container [2018-10-26 21:01:48,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:01:48" (3/3) ... [2018-10-26 21:01:48,850 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0663a_true-unreach-call.c [2018-10-26 21:01:48,859 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 21:01:48,865 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 21:01:48,879 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 21:01:48,911 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 21:01:48,911 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 21:01:48,912 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 21:01:48,912 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 21:01:48,912 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 21:01:48,912 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 21:01:48,912 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 21:01:48,912 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 21:01:48,912 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 21:01:48,932 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2018-10-26 21:01:48,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-26 21:01:48,940 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:01:48,941 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:01:48,944 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:01:48,950 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:01:48,950 INFO L82 PathProgramCache]: Analyzing trace with hash 756371561, now seen corresponding path program 1 times [2018-10-26 21:01:48,956 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 21:01:48,956 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/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 [2018-10-26 21:01:48,970 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:01:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:01:49,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:01:49,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:01:49,201 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 21:01:49,218 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:01:49,218 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 21:01:49,221 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-26 21:01:49,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-26 21:01:49,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 21:01:49,238 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 2 states. [2018-10-26 21:01:49,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:01:49,270 INFO L93 Difference]: Finished difference Result 193 states and 306 transitions. [2018-10-26 21:01:49,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-26 21:01:49,273 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-10-26 21:01:49,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:01:49,285 INFO L225 Difference]: With dead ends: 193 [2018-10-26 21:01:49,285 INFO L226 Difference]: Without dead ends: 96 [2018-10-26 21:01:49,291 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-26 21:01:49,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-10-26 21:01:49,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-10-26 21:01:49,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-10-26 21:01:49,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 135 transitions. [2018-10-26 21:01:49,345 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 135 transitions. Word has length 19 [2018-10-26 21:01:49,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:01:49,346 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 135 transitions. [2018-10-26 21:01:49,346 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-26 21:01:49,346 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 135 transitions. [2018-10-26 21:01:49,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-26 21:01:49,347 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:01:49,348 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:01:49,348 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:01:49,348 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:01:49,349 INFO L82 PathProgramCache]: Analyzing trace with hash 449410675, now seen corresponding path program 1 times [2018-10-26 21:01:49,351 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 21:01:49,351 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/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 [2018-10-26 21:01:49,362 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:01:49,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:01:49,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:01:50,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:01:50,566 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 21:01:50,583 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:01:50,583 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-10-26 21:01:50,584 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-26 21:01:50,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-26 21:01:50,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-10-26 21:01:50,585 INFO L87 Difference]: Start difference. First operand 96 states and 135 transitions. Second operand 10 states. [2018-10-26 21:01:51,266 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-10-26 21:01:51,595 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-10-26 21:01:52,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:01:52,967 INFO L93 Difference]: Finished difference Result 102 states and 140 transitions. [2018-10-26 21:01:52,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-26 21:01:52,968 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 21 [2018-10-26 21:01:52,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:01:52,970 INFO L225 Difference]: With dead ends: 102 [2018-10-26 21:01:52,970 INFO L226 Difference]: Without dead ends: 96 [2018-10-26 21:01:52,971 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2018-10-26 21:01:52,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-10-26 21:01:52,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-10-26 21:01:52,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-10-26 21:01:52,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 134 transitions. [2018-10-26 21:01:52,992 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 134 transitions. Word has length 21 [2018-10-26 21:01:52,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:01:52,992 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 134 transitions. [2018-10-26 21:01:52,992 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-26 21:01:52,992 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 134 transitions. [2018-10-26 21:01:52,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-26 21:01:52,994 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:01:52,994 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:01:52,994 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:01:52,994 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:01:52,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1734069722, now seen corresponding path program 1 times [2018-10-26 21:01:52,995 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 21:01:52,995 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/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 [2018-10-26 21:01:53,002 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:01:53,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:01:53,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:01:53,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:01:53,466 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 21:01:53,484 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:01:53,484 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 21:01:53,485 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 21:01:53,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 21:01:53,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 21:01:53,486 INFO L87 Difference]: Start difference. First operand 96 states and 134 transitions. Second operand 6 states. [2018-10-26 21:01:54,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:01:54,530 INFO L93 Difference]: Finished difference Result 104 states and 141 transitions. [2018-10-26 21:01:54,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 21:01:54,532 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-10-26 21:01:54,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:01:54,533 INFO L225 Difference]: With dead ends: 104 [2018-10-26 21:01:54,533 INFO L226 Difference]: Without dead ends: 96 [2018-10-26 21:01:54,534 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-10-26 21:01:54,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-10-26 21:01:54,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-10-26 21:01:54,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-10-26 21:01:54,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 132 transitions. [2018-10-26 21:01:54,550 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 132 transitions. Word has length 26 [2018-10-26 21:01:54,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:01:54,551 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 132 transitions. [2018-10-26 21:01:54,551 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 21:01:54,551 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 132 transitions. [2018-10-26 21:01:54,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-26 21:01:54,552 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:01:54,552 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:01:54,553 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:01:54,553 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:01:54,553 INFO L82 PathProgramCache]: Analyzing trace with hash 40937640, now seen corresponding path program 1 times [2018-10-26 21:01:54,554 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 21:01:54,555 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/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 [2018-10-26 21:01:54,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:01:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:01:54,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:01:55,204 WARN L179 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-26 21:01:55,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:01:55,416 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 21:01:55,440 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:01:55,440 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 21:01:55,441 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 21:01:55,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 21:01:55,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:01:55,441 INFO L87 Difference]: Start difference. First operand 96 states and 132 transitions. Second operand 7 states. [2018-10-26 21:02:03,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:02:03,469 INFO L93 Difference]: Finished difference Result 102 states and 137 transitions. [2018-10-26 21:02:03,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 21:02:03,470 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-10-26 21:02:03,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:02:03,471 INFO L225 Difference]: With dead ends: 102 [2018-10-26 21:02:03,472 INFO L226 Difference]: Without dead ends: 94 [2018-10-26 21:02:03,472 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-10-26 21:02:03,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2018-10-26 21:02:03,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2018-10-26 21:02:03,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2018-10-26 21:02:03,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 129 transitions. [2018-10-26 21:02:03,490 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 129 transitions. Word has length 26 [2018-10-26 21:02:03,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:02:03,490 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 129 transitions. [2018-10-26 21:02:03,491 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 21:02:03,491 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 129 transitions. [2018-10-26 21:02:03,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-26 21:02:03,493 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:02:03,493 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:02:03,493 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:02:03,494 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:02:03,494 INFO L82 PathProgramCache]: Analyzing trace with hash 1870707750, now seen corresponding path program 1 times [2018-10-26 21:02:03,494 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 21:02:03,494 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/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 [2018-10-26 21:02:03,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:02:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:02:03,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:02:03,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:02:03,745 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 21:02:03,755 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:02:03,755 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 21:02:03,756 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 21:02:03,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 21:02:03,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:02:03,756 INFO L87 Difference]: Start difference. First operand 94 states and 129 transitions. Second operand 7 states. [2018-10-26 21:02:04,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:02:04,724 INFO L93 Difference]: Finished difference Result 181 states and 253 transitions. [2018-10-26 21:02:04,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 21:02:04,737 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-10-26 21:02:04,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:02:04,739 INFO L225 Difference]: With dead ends: 181 [2018-10-26 21:02:04,739 INFO L226 Difference]: Without dead ends: 88 [2018-10-26 21:02:04,739 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-10-26 21:02:04,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-10-26 21:02:04,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2018-10-26 21:02:04,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2018-10-26 21:02:04,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 118 transitions. [2018-10-26 21:02:04,772 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 118 transitions. Word has length 26 [2018-10-26 21:02:04,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:02:04,772 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 118 transitions. [2018-10-26 21:02:04,772 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 21:02:04,772 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 118 transitions. [2018-10-26 21:02:04,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-26 21:02:04,773 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:02:04,773 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:02:04,773 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:02:04,776 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:02:04,776 INFO L82 PathProgramCache]: Analyzing trace with hash 207853810, now seen corresponding path program 1 times [2018-10-26 21:02:04,777 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-26 21:02:04,777 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/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 [2018-10-26 21:02:04,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:02:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:02:05,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:02:05,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:02:05,299 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 21:02:05,310 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:02:05,310 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 21:02:05,310 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 21:02:05,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 21:02:05,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-26 21:02:05,311 INFO L87 Difference]: Start difference. First operand 88 states and 118 transitions. Second operand 7 states. [2018-10-26 21:02:05,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:02:05,917 INFO L93 Difference]: Finished difference Result 88 states and 118 transitions. [2018-10-26 21:02:05,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-26 21:02:05,919 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2018-10-26 21:02:05,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:02:05,919 INFO L225 Difference]: With dead ends: 88 [2018-10-26 21:02:05,919 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 21:02:05,920 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-10-26 21:02:05,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 21:02:05,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 21:02:05,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 21:02:05,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 21:02:05,921 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-10-26 21:02:05,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:02:05,921 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 21:02:05,921 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-26 21:02:05,921 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 21:02:05,921 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 21:02:05,932 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 21:02:06,994 WARN L179 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2018-10-26 21:02:07,355 WARN L179 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2018-10-26 21:02:07,902 WARN L179 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2018-10-26 21:02:08,110 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-10-26 21:02:08,623 WARN L179 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2018-10-26 21:02:08,626 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:02:08,626 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-26 21:02:08,626 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:02:08,626 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-10-26 21:02:08,626 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2fEXIT(lines 118 213) no Hoare annotation was computed. [2018-10-26 21:02:08,627 INFO L425 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-10-26 21:02:08,627 INFO L425 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2018-10-26 21:02:08,627 INFO L425 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2018-10-26 21:02:08,627 INFO L425 ceAbstractionStarter]: For program point L201-2(lines 194 206) no Hoare annotation was computed. [2018-10-26 21:02:08,627 INFO L425 ceAbstractionStarter]: For program point L201-3(lines 201 205) no Hoare annotation was computed. [2018-10-26 21:02:08,627 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-26 21:02:08,629 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2018-10-26 21:02:08,629 INFO L425 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-10-26 21:02:08,629 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-26 21:02:08,629 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2018-10-26 21:02:08,629 INFO L425 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-10-26 21:02:08,629 INFO L425 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2018-10-26 21:02:08,630 INFO L421 ceAbstractionStarter]: At program point L128-3(lines 128 132) the Hoare annotation is: (or (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (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))))) [2018-10-26 21:02:08,630 INFO L425 ceAbstractionStarter]: For program point L128-4(lines 128 132) no Hoare annotation was computed. [2018-10-26 21:02:08,630 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-10-26 21:02:08,630 INFO L425 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2018-10-26 21:02:08,630 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-26 21:02:08,630 INFO L421 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (or (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))))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (_ bv0 32) (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 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| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))))) (= |__ieee754_atan2f_#in~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)))) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0)))))) [2018-10-26 21:02:08,631 INFO L425 ceAbstractionStarter]: For program point L137-1(line 137) no Hoare annotation was computed. [2018-10-26 21:02:08,631 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-10-26 21:02:08,631 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2018-10-26 21:02:08,631 INFO L425 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2018-10-26 21:02:08,631 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-10-26 21:02:08,631 INFO L425 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2018-10-26 21:02:08,631 INFO L421 ceAbstractionStarter]: At program point L196-3(lines 196 200) the Hoare annotation is: (let ((.cse0 (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x)) (.cse1 (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)))))) (.cse2 (= |__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)))) (.cse3 (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)))))) (.cse4 (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) (.cse5 (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (or (and .cse0 .cse1 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (_ bv0 32) (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 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))))) .cse2 .cse3 .cse4 .cse5) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (and .cse0 .cse1 .cse2 .cse3 (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))) (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv0 32)))) .cse4 .cse5))) [2018-10-26 21:02:08,632 INFO L425 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2018-10-26 21:02:08,632 INFO L425 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2018-10-26 21:02:08,632 INFO L425 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2018-10-26 21:02:08,632 INFO L421 ceAbstractionStarter]: At program point L122-3(lines 122 126) the Hoare annotation is: (or (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y))) [2018-10-26 21:02:08,632 INFO L425 ceAbstractionStarter]: For program point L122-4(lines 122 126) no Hoare annotation was computed. [2018-10-26 21:02:08,632 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-10-26 21:02:08,632 INFO L425 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-10-26 21:02:08,632 INFO L425 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2018-10-26 21:02:08,633 INFO L425 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-10-26 21:02:08,633 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2018-10-26 21:02:08,633 INFO L425 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2018-10-26 21:02:08,633 INFO L421 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (let ((.cse0 (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x)) (.cse1 (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)))))) (.cse2 (= |__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)))) (.cse3 (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)))))) (.cse4 (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) (.cse5 (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (or (and .cse0 .cse1 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (_ bv0 32) (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 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))))) .cse2 .cse3 .cse4 .cse5) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (and .cse0 .cse1 .cse2 .cse3 (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))) (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv0 32)))) .cse4 .cse5))) [2018-10-26 21:02:08,633 INFO L425 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2018-10-26 21:02:08,634 INFO L421 ceAbstractionStarter]: At program point L190-1(line 190) the Hoare annotation is: (let ((.cse0 (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x)) (.cse1 (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)))))) (.cse2 (= |__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)))) (.cse3 (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)))))) (.cse4 (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) (.cse5 (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (or (and .cse0 .cse1 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (_ bv0 32) (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 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))))) .cse2 .cse3 .cse4 .cse5) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (and .cse0 .cse1 .cse2 .cse3 (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))) (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv0 32)))) .cse4 .cse5))) [2018-10-26 21:02:08,634 INFO L425 ceAbstractionStarter]: For program point L190-2(line 190) no Hoare annotation was computed. [2018-10-26 21:02:08,634 INFO L425 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-10-26 21:02:08,634 INFO L425 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2018-10-26 21:02:08,634 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2fFINAL(lines 118 213) no Hoare annotation was computed. [2018-10-26 21:02:08,634 INFO L428 ceAbstractionStarter]: At program point __ieee754_atan2fENTRY(lines 118 213) the Hoare annotation is: true [2018-10-26 21:02:08,634 INFO L425 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2018-10-26 21:02:08,634 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2018-10-26 21:02:08,634 INFO L425 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-10-26 21:02:08,635 INFO L425 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2018-10-26 21:02:08,635 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-26 21:02:08,635 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-26 21:02:08,635 INFO L425 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2018-10-26 21:02:08,635 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2018-10-26 21:02:08,635 INFO L425 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 12 25) no Hoare annotation was computed. [2018-10-26 21:02:08,650 INFO L425 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2018-10-26 21:02:08,651 INFO L425 ceAbstractionStarter]: For program point L19-2(lines 12 25) no Hoare annotation was computed. [2018-10-26 21:02:08,651 INFO L425 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2018-10-26 21:02:08,651 INFO L425 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 12 25) no Hoare annotation was computed. [2018-10-26 21:02:08,651 INFO L428 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 12 25) the Hoare annotation is: true [2018-10-26 21:02:08,651 INFO L425 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2018-10-26 21:02:08,651 INFO L428 ceAbstractionStarter]: At program point L14-3(lines 14 18) the Hoare annotation is: true [2018-10-26 21:02:08,651 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:02:08,651 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0)))) (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) [2018-10-26 21:02:08,652 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 21:02:08,652 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:02:08,652 INFO L421 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (or (and (fp.gt main_~y~0 (_ +zero 8 24)) (= main_~x~0 (fp.neg (_ +zero 8 24)))) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0)))))) [2018-10-26 21:02:08,652 INFO L425 ceAbstractionStarter]: For program point L224(lines 224 232) no Hoare annotation was computed. [2018-10-26 21:02:08,652 INFO L425 ceAbstractionStarter]: For program point L225-1(line 225) no Hoare annotation was computed. [2018-10-26 21:02:08,652 INFO L425 ceAbstractionStarter]: For program point L224-2(lines 224 232) no Hoare annotation was computed. [2018-10-26 21:02:08,652 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 215 234) the Hoare annotation is: true [2018-10-26 21:02:08,652 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 215 234) no Hoare annotation was computed. [2018-10-26 21:02:08,653 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 229) no Hoare annotation was computed. [2018-10-26 21:02:08,653 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 215 234) no Hoare annotation was computed. [2018-10-26 21:02:08,653 INFO L425 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2018-10-26 21:02:08,653 INFO L425 ceAbstractionStarter]: For program point L228(lines 228 231) no Hoare annotation was computed. [2018-10-26 21:02:08,653 INFO L425 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2018-10-26 21:02:08,653 INFO L428 ceAbstractionStarter]: At program point atan_floatENTRY(lines 51 113) the Hoare annotation is: true [2018-10-26 21:02:08,653 INFO L425 ceAbstractionStarter]: For program point atan_floatFINAL(lines 51 113) no Hoare annotation was computed. [2018-10-26 21:02:08,653 INFO L425 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2018-10-26 21:02:08,653 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2018-10-26 21:02:08,653 INFO L425 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2018-10-26 21:02:08,653 INFO L425 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2018-10-26 21:02:08,654 INFO L425 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2018-10-26 21:02:08,654 INFO L425 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-10-26 21:02:08,654 INFO L425 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2018-10-26 21:02:08,654 INFO L425 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2018-10-26 21:02:08,654 INFO L425 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2018-10-26 21:02:08,654 INFO L425 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2018-10-26 21:02:08,654 INFO L425 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2018-10-26 21:02:08,654 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2018-10-26 21:02:08,654 INFO L425 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2018-10-26 21:02:08,654 INFO L425 ceAbstractionStarter]: For program point atan_floatEXIT(lines 51 113) no Hoare annotation was computed. [2018-10-26 21:02:08,655 INFO L425 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2018-10-26 21:02:08,655 INFO L428 ceAbstractionStarter]: At program point L55-3(lines 55 59) the Hoare annotation is: true [2018-10-26 21:02:08,655 INFO L425 ceAbstractionStarter]: For program point L55-4(lines 55 59) no Hoare annotation was computed. [2018-10-26 21:02:08,655 INFO L428 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: true [2018-10-26 21:02:08,655 INFO L425 ceAbstractionStarter]: For program point L76-1(line 76) no Hoare annotation was computed. [2018-10-26 21:02:08,669 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,670 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,671 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,671 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,671 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,671 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,672 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,672 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,672 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,672 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,672 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,673 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,684 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,684 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,685 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,685 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,685 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,685 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,685 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,686 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,686 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,686 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,686 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,686 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,687 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,687 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,687 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,687 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,692 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,692 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,692 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,692 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,693 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,693 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,693 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,693 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,694 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,694 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,694 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,694 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,694 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,695 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,695 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,695 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,695 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,695 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,696 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,696 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,696 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,696 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,697 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,697 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,697 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,697 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,697 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,698 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,708 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,708 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,708 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,708 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,708 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,709 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,709 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,709 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,710 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,710 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,710 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,710 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,710 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,711 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,711 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,711 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,712 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,712 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,712 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,712 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,713 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,713 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,713 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,713 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 09:02:08 BoogieIcfgContainer [2018-10-26 21:02:08,716 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 21:02:08,716 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 21:02:08,716 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 21:02:08,716 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 21:02:08,717 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:01:48" (3/4) ... [2018-10-26 21:02:08,729 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 21:02:08,737 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 21:02:08,737 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2f [2018-10-26 21:02:08,737 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-10-26 21:02:08,738 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 21:02:08,738 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-10-26 21:02:08,751 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 180 nodes and edges [2018-10-26 21:02:08,752 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 102 nodes and edges [2018-10-26 21:02:08,753 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2018-10-26 21:02:08,753 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-10-26 21:02:08,785 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || (\old(x) == x && \old(y) == y) [2018-10-26 21:02:08,786 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || (((\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])) [2018-10-26 21:02:08,789 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]))) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: !(0bv32 == ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32)) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) || !(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000)))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || ((((((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == 0bv32)) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) [2018-10-26 21:02:08,855 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ab848101-6137-4719-8fe5-0e05b636aa83/bin-2019/utaipan/witness.graphml [2018-10-26 21:02:08,856 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 21:02:08,857 INFO L168 Benchmark]: Toolchain (without parser) took 31739.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 219.7 MB). Free memory was 953.2 MB in the beginning and 1.0 GB in the end (delta: -91.7 MB). Peak memory consumption was 128.0 MB. Max. memory is 11.5 GB. [2018-10-26 21:02:08,857 INFO L168 Benchmark]: CDTParser took 0.48 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. [2018-10-26 21:02:08,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.31 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 931.8 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 21:02:08,858 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.87 ms. Allocated memory is still 1.0 GB. Free memory was 931.8 MB in the beginning and 926.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 21:02:08,858 INFO L168 Benchmark]: Boogie Preprocessor took 92.98 ms. Allocated memory is still 1.0 GB. Free memory is still 926.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:02:08,858 INFO L168 Benchmark]: RCFGBuilder took 11113.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -150.1 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-10-26 21:02:08,858 INFO L168 Benchmark]: TraceAbstraction took 19873.68 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 52.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 69.5 MB. Max. memory is 11.5 GB. [2018-10-26 21:02:08,859 INFO L168 Benchmark]: Witness Printer took 139.61 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: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-10-26 21:02:08,864 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 432.31 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 931.8 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 82.87 ms. Allocated memory is still 1.0 GB. Free memory was 931.8 MB in the beginning and 926.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 92.98 ms. Allocated memory is still 1.0 GB. Free memory is still 926.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 11113.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -150.1 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 19873.68 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 52.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 69.5 MB. Max. memory is 11.5 GB. * Witness Printer took 139.61 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: 14.5 MB). Peak memory consumption was 14.5 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_~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_~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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 229]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant [2018-10-26 21:02:08,870 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,870 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,870 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,871 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,871 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,871 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,883 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,884 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,884 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,884 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,884 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,884 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,885 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,885 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,885 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,885 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,885 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,885 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,887 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,887 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,887 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,887 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,888 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,890 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,890 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,890 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,890 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,890 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,891 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,891 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,891 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,891 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,891 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,891 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-10-26 21:02:08,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: ((((((((\old(x) == x && (\exists __ieee754_atan2f_~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]))) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: !(0bv32 == ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32)) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) || !(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000)))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || ((((((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == 0bv32)) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant [2018-10-26 21:02:08,894 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,895 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,895 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,895 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,903 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,904 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,904 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,905 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,905 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,905 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,905 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,905 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,905 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,905 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-10-26 21:02:08,906 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: (!(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || (((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) - InvariantResult [Line: 122]: Loop Invariant [2018-10-26 21:02:08,906 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,906 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,906 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,907 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,907 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,907 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,907 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 21:02:08,907 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (!(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || (\old(x) == x && \old(y) == y) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 101 locations, 1 error locations. SAFE Result, 19.7s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 13.1s AutomataDifference, 0.0s DeadEndRemovalTime, 2.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 748 SDtfs, 1087 SDslu, 1968 SDs, 0 SdLazy, 355 SolverSat, 57 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 111 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 44 PreInvPairs, 62 NumberOfFragments, 705 HoareAnnotationTreeSize, 44 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 17 FomulaSimplificationsInter, 357 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 139 ConstructedInterpolants, 29 QuantifiedInterpolants, 27734 SizeOfPredicates, 54 NumberOfNonLiveVariables, 1021 ConjunctsInSsa, 63 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...