./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/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 1990b587e642aad15e3e0c0d5b368810c379f55e ........................................................................................................................................................................................................................................................................................................................................................................... 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_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/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 1990b587e642aad15e3e0c0d5b368810c379f55e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:33:02,822 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:33:02,823 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:33:02,830 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:33:02,830 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:33:02,830 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:33:02,831 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:33:02,832 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:33:02,833 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:33:02,834 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:33:02,835 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:33:02,835 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:33:02,835 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:33:02,836 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:33:02,837 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:33:02,837 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:33:02,838 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:33:02,839 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:33:02,840 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:33:02,841 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:33:02,842 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:33:02,842 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:33:02,844 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:33:02,844 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:33:02,844 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:33:02,845 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:33:02,845 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:33:02,846 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:33:02,846 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:33:02,847 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:33:02,847 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:33:02,848 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:33:02,848 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:33:02,848 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:33:02,848 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:33:02,849 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:33:02,849 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 14:33:02,857 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:33:02,858 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:33:02,858 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:33:02,858 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 14:33:02,858 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 14:33:02,858 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 14:33:02,859 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 14:33:02,859 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 14:33:02,859 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 14:33:02,859 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 14:33:02,859 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 14:33:02,859 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 14:33:02,859 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 14:33:02,860 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:33:02,860 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:33:02,860 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:33:02,860 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:33:02,860 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:33:02,860 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:33:02,861 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:33:02,861 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:33:02,861 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:33:02,861 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:33:02,861 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:33:02,861 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:33:02,861 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:33:02,862 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:33:02,862 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:33:02,862 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:33:02,862 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:33:02,862 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:33:02,862 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:33:02,862 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:33:02,862 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 14:33:02,863 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:33:02,863 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:33:02,863 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 14:33:02,863 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_a79530d3-719b-40f1-a36d-f841917fca0a/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 -> 1990b587e642aad15e3e0c0d5b368810c379f55e [2018-11-18 14:33:02,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:33:02,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:33:02,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:33:02,897 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:33:02,897 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:33:02,898 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c [2018-11-18 14:33:02,932 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/data/d15afdcf3/2af06d72c05748d9b6fe2af6e263f4f4/FLAGfc3854cc7 [2018-11-18 14:33:03,236 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:33:03,236 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c [2018-11-18 14:33:03,241 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/data/d15afdcf3/2af06d72c05748d9b6fe2af6e263f4f4/FLAGfc3854cc7 [2018-11-18 14:33:03,248 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/data/d15afdcf3/2af06d72c05748d9b6fe2af6e263f4f4 [2018-11-18 14:33:03,250 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:33:03,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:33:03,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:33:03,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:33:03,254 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:33:03,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:33:03" (1/1) ... [2018-11-18 14:33:03,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ac16c30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:03, skipping insertion in model container [2018-11-18 14:33:03,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:33:03" (1/1) ... [2018-11-18 14:33:03,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:33:03,279 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:33:03,424 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:33:03,430 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:33:03,467 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:33:03,523 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:33:03,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:03 WrapperNode [2018-11-18 14:33:03,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:33:03,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:33:03,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:33:03,524 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:33:03,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:03" (1/1) ... [2018-11-18 14:33:03,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:03" (1/1) ... [2018-11-18 14:33:03,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:33:03,546 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:33:03,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:33:03,546 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:33:03,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:03" (1/1) ... [2018-11-18 14:33:03,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:03" (1/1) ... [2018-11-18 14:33:03,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:03" (1/1) ... [2018-11-18 14:33:03,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:03" (1/1) ... [2018-11-18 14:33:03,574 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:03" (1/1) ... [2018-11-18 14:33:03,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:03" (1/1) ... [2018-11-18 14:33:03,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:03" (1/1) ... [2018-11-18 14:33:03,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:33:03,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:33:03,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:33:03,588 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:33:03,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:33:03,624 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-11-18 14:33:03,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-11-18 14:33:03,624 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:33:03,624 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:33:03,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 14:33:03,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 14:33:03,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:33:03,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:33:03,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:33:03,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 14:33:03,626 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-18 14:33:03,626 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-18 14:33:03,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:33:03,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:33:03,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:33:03,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:33:03,626 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-11-18 14:33:03,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-11-18 14:33:03,627 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-18 14:33:03,627 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-18 14:33:03,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:33:04,031 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:33:04,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:33:04 BoogieIcfgContainer [2018-11-18 14:33:04,032 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:33:04,032 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:33:04,032 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:33:04,034 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:33:04,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:33:03" (1/3) ... [2018-11-18 14:33:04,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b3cbf09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:33:04, skipping insertion in model container [2018-11-18 14:33:04,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:03" (2/3) ... [2018-11-18 14:33:04,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b3cbf09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:33:04, skipping insertion in model container [2018-11-18 14:33:04,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:33:04" (3/3) ... [2018-11-18 14:33:04,036 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0681a_true-unreach-call.c [2018-11-18 14:33:04,041 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:33:04,046 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:33:04,054 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:33:04,075 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:33:04,075 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:33:04,075 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:33:04,075 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:33:04,075 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:33:04,075 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:33:04,075 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:33:04,075 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:33:04,087 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states. [2018-11-18 14:33:04,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 14:33:04,092 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:33:04,092 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:33:04,094 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:33:04,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:04,097 INFO L82 PathProgramCache]: Analyzing trace with hash -505495126, now seen corresponding path program 1 times [2018-11-18 14:33:04,098 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:33:04,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:33:04,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:04,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:33:04,126 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:33:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:04,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:33:04,211 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:33:04,211 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:33:04,211 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 14:33:04,214 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:33:04,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:33:04,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:33:04,223 INFO L87 Difference]: Start difference. First operand 108 states. Second operand 2 states. [2018-11-18 14:33:04,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:33:04,247 INFO L93 Difference]: Finished difference Result 208 states and 327 transitions. [2018-11-18 14:33:04,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:33:04,248 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-11-18 14:33:04,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:33:04,254 INFO L225 Difference]: With dead ends: 208 [2018-11-18 14:33:04,254 INFO L226 Difference]: Without dead ends: 104 [2018-11-18 14:33:04,256 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:33:04,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-11-18 14:33:04,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2018-11-18 14:33:04,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-11-18 14:33:04,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 144 transitions. [2018-11-18 14:33:04,286 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 144 transitions. Word has length 19 [2018-11-18 14:33:04,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:33:04,286 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 144 transitions. [2018-11-18 14:33:04,286 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:33:04,286 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 144 transitions. [2018-11-18 14:33:04,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 14:33:04,287 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:33:04,287 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] [2018-11-18 14:33:04,287 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:33:04,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:04,288 INFO L82 PathProgramCache]: Analyzing trace with hash -482567072, now seen corresponding path program 1 times [2018-11-18 14:33:04,288 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 14:33:04,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:33:04,289 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:04,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:33:04,289 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 14:33:04,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:33:04,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:33:04,372 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 14:33:04,394 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418244 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-18 14:33:04,395 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418259 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-18 14:33:04,395 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418254 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-18 14:33:04,396 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418269 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-18 14:33:04,396 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418250 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-18 14:33:04,396 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418248 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-18 14:33:04,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:33:04 BoogieIcfgContainer [2018-11-18 14:33:04,408 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:33:04,409 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:33:04,409 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:33:04,409 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:33:04,410 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:33:04" (3/4) ... [2018-11-18 14:33:04,413 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 14:33:04,413 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:33:04,413 INFO L168 Benchmark]: Toolchain (without parser) took 1162.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -91.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:04,415 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:33:04,415 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:04,416 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.15 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:04,416 INFO L168 Benchmark]: Boogie Preprocessor took 41.62 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:04,417 INFO L168 Benchmark]: RCFGBuilder took 443.49 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: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:04,417 INFO L168 Benchmark]: TraceAbstraction took 376.36 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: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:04,417 INFO L168 Benchmark]: Witness Printer took 3.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:33:04,420 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 272.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.15 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.62 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: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 443.49 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: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 376.36 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: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.98 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418244 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418259 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# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418269 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418250 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418248 could not be translated for associated CType ARRAY#_11_~FLOAT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 239]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 238, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someUnaryFLOAToperation at line 234, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] FCALL static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] FCALL static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] FCALL 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)=10737418261, \old(pi_lo_atan2)=10737418253, \old(pi_o_2)=10737418241, \old(pi_o_4)=10737418258, \old(tiny_atan2)=10737418266, \old(zero_atan2)=10737418247, aT_atan={10737418249:0}, 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] [L233] float x = 0.0f; [L234] float y = -0.0f; VAL [aT_atan={10737418249:0}, 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=0, zero_atan2=0] [L235] CALL, EXPR __ieee754_atan2f(y, x) VAL [\old(x)=0, \old(y)=10737418252, aT_atan={10737418249:0}, 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 [\old(x)=0, \old(y)=10737418252, aT_atan={10737418249:0}, 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=0, y=10737418252, zero_atan2=0] [L123] FCALL ieee_float_shape_type gf_u; [L124] FCALL gf_u.value = (x) [L125] EXPR, FCALL gf_u.word [L125] (hx) = gf_u.word [L126] COND FALSE !(0) VAL [\old(x)=0, \old(y)=10737418252, aT_atan={10737418249:0}, atanhi_atan={10737418251:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=10737418252, zero_atan2=0] [L127] ix = hx & 0x7fffffff VAL [\old(x)=0, \old(y)=10737418252, aT_atan={10737418249:0}, atanhi_atan={10737418251:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=10737418252, zero_atan2=0] [L129] FCALL ieee_float_shape_type gf_u; [L130] FCALL gf_u.value = (y) [L131] EXPR, FCALL gf_u.word [L131] (hy) = gf_u.word [L132] COND FALSE !(0) VAL [\old(x)=0, \old(y)=10737418252, aT_atan={10737418249:0}, atanhi_atan={10737418251:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, hx=-2147483648, hy=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=10737418252, zero_atan2=0] [L133] iy = hy & 0x7fffffff VAL [\old(x)=0, \old(y)=10737418252, aT_atan={10737418249:0}, atanhi_atan={10737418251:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, hx=-2147483648, hy=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=10737418252, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] RET return x + y; VAL [\old(x)=0, \old(y)=10737418252, aT_atan={10737418249:0}, atanhi_atan={10737418251:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, hx=-2147483648, hy=-2147483648, ix=2139095041, iy=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=0, y=10737418252, zero_atan2=0] [L235] EXPR __ieee754_atan2f(y, x) VAL [__ieee754_atan2f(y, x)=10737418243, aT_atan={10737418249:0}, 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=0, y=10737418252, zero_atan2=0] [L235] float res = __ieee754_atan2f(y, x); [L238] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [aT_atan={10737418249:0}, 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=10737418243, res == -0.0f && __signbit_float(res) == 1=0, tiny_atan2=1/1000000000000000000000000000000, x=0, y=10737418252, zero_atan2=0] [L238] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L239] __VERIFIER_error() VAL [aT_atan={10737418249:0}, 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=10737418243, tiny_atan2=1/1000000000000000000000000000000, x=0, y=10737418252, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 108 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 148 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=108occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 0.1.23-5842f4b [2018-11-18 14:33:05,838 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:33:05,839 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:33:05,848 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:33:05,848 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:33:05,849 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:33:05,850 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:33:05,851 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:33:05,852 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:33:05,852 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:33:05,853 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:33:05,853 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:33:05,854 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:33:05,855 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:33:05,855 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:33:05,856 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:33:05,856 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:33:05,857 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:33:05,859 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:33:05,860 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:33:05,861 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:33:05,861 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:33:05,863 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:33:05,863 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:33:05,863 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:33:05,864 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:33:05,865 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:33:05,865 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:33:05,866 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:33:05,867 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:33:05,867 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:33:05,867 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:33:05,867 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:33:05,867 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:33:05,868 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:33:05,869 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:33:05,869 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 14:33:05,879 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:33:05,879 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:33:05,880 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:33:05,880 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 14:33:05,880 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 14:33:05,880 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 14:33:05,880 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 14:33:05,880 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 14:33:05,881 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 14:33:05,881 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 14:33:05,881 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:33:05,881 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:33:05,881 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:33:05,882 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:33:05,882 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:33:05,882 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:33:05,882 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:33:05,882 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 14:33:05,882 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 14:33:05,882 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:33:05,883 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:33:05,883 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:33:05,883 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:33:05,883 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:33:05,883 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:33:05,883 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:33:05,883 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:33:05,884 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:33:05,884 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:33:05,884 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:33:05,884 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:33:05,884 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 14:33:05,884 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:33:05,884 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 14:33:05,885 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 14:33:05,885 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_a79530d3-719b-40f1-a36d-f841917fca0a/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 -> 1990b587e642aad15e3e0c0d5b368810c379f55e [2018-11-18 14:33:05,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:33:05,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:33:05,925 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:33:05,926 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:33:05,926 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:33:05,927 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c [2018-11-18 14:33:05,969 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/data/a29c59821/95a49e4969234f39a39dd06b47dacd2c/FLAGd118bdfef [2018-11-18 14:33:06,303 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:33:06,304 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/sv-benchmarks/c/float-newlib/float_req_bl_0681a_true-unreach-call.c [2018-11-18 14:33:06,308 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/data/a29c59821/95a49e4969234f39a39dd06b47dacd2c/FLAGd118bdfef [2018-11-18 14:33:06,736 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/data/a29c59821/95a49e4969234f39a39dd06b47dacd2c [2018-11-18 14:33:06,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:33:06,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:33:06,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:33:06,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:33:06,743 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:33:06,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:33:06" (1/1) ... [2018-11-18 14:33:06,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6695060c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:06, skipping insertion in model container [2018-11-18 14:33:06,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:33:06" (1/1) ... [2018-11-18 14:33:06,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:33:06,774 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:33:06,936 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:33:06,943 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:33:06,984 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:33:07,009 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:33:07,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:07 WrapperNode [2018-11-18 14:33:07,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:33:07,010 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:33:07,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:33:07,010 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:33:07,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:07" (1/1) ... [2018-11-18 14:33:07,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:07" (1/1) ... [2018-11-18 14:33:07,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:33:07,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:33:07,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:33:07,067 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:33:07,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:07" (1/1) ... [2018-11-18 14:33:07,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:07" (1/1) ... [2018-11-18 14:33:07,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:07" (1/1) ... [2018-11-18 14:33:07,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:07" (1/1) ... [2018-11-18 14:33:07,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:07" (1/1) ... [2018-11-18 14:33:07,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:07" (1/1) ... [2018-11-18 14:33:07,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:07" (1/1) ... [2018-11-18 14:33:07,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:33:07,111 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:33:07,111 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:33:07,111 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:33:07,112 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:33:07,143 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-11-18 14:33:07,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-11-18 14:33:07,144 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:33:07,144 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:33:07,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 14:33:07,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:33:07,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:33:07,144 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-18 14:33:07,145 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-18 14:33:07,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:33:07,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 14:33:07,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-18 14:33:07,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:33:07,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:33:07,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 14:33:07,146 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-11-18 14:33:07,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-11-18 14:33:07,146 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-18 14:33:07,146 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-18 14:33:07,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 14:33:07,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:33:07,291 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:33:08,383 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:33:08,413 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:33:16,441 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:33:16,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:33:16 BoogieIcfgContainer [2018-11-18 14:33:16,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:33:16,442 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:33:16,442 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:33:16,445 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:33:16,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:33:06" (1/3) ... [2018-11-18 14:33:16,445 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6398d604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:33:16, skipping insertion in model container [2018-11-18 14:33:16,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:33:07" (2/3) ... [2018-11-18 14:33:16,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6398d604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:33:16, skipping insertion in model container [2018-11-18 14:33:16,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:33:16" (3/3) ... [2018-11-18 14:33:16,447 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0681a_true-unreach-call.c [2018-11-18 14:33:16,452 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:33:16,457 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:33:16,466 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:33:16,485 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 14:33:16,485 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:33:16,485 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:33:16,485 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:33:16,485 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:33:16,485 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:33:16,486 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:33:16,486 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:33:16,486 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:33:16,497 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states. [2018-11-18 14:33:16,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 14:33:16,501 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:33:16,502 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:33:16,503 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:33:16,506 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:16,507 INFO L82 PathProgramCache]: Analyzing trace with hash -505495126, now seen corresponding path program 1 times [2018-11-18 14:33:16,510 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 14:33:16,510 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-18 14:33:16,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:16,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:33:16,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:33:16,660 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 14:33:16,673 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:33:16,673 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:33:16,675 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:33:16,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:33:16,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:33:16,684 INFO L87 Difference]: Start difference. First operand 108 states. Second operand 2 states. [2018-11-18 14:33:16,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:33:16,709 INFO L93 Difference]: Finished difference Result 208 states and 327 transitions. [2018-11-18 14:33:16,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:33:16,710 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-11-18 14:33:16,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:33:16,717 INFO L225 Difference]: With dead ends: 208 [2018-11-18 14:33:16,718 INFO L226 Difference]: Without dead ends: 104 [2018-11-18 14:33:16,720 INFO L604 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 [2018-11-18 14:33:16,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-11-18 14:33:16,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2018-11-18 14:33:16,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-11-18 14:33:16,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 144 transitions. [2018-11-18 14:33:16,748 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 144 transitions. Word has length 19 [2018-11-18 14:33:16,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:33:16,748 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 144 transitions. [2018-11-18 14:33:16,749 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:33:16,749 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 144 transitions. [2018-11-18 14:33:16,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 14:33:16,750 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:33:16,750 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] [2018-11-18 14:33:16,750 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:33:16,751 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:16,751 INFO L82 PathProgramCache]: Analyzing trace with hash -482567072, now seen corresponding path program 1 times [2018-11-18 14:33:16,752 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 14:33:16,752 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-11-18 14:33:16,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:16,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:33:17,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:33:17,221 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 14:33:17,235 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:33:17,235 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 14:33:17,236 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 14:33:17,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 14:33:17,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:33:17,237 INFO L87 Difference]: Start difference. First operand 104 states and 144 transitions. Second operand 9 states. [2018-11-18 14:33:17,782 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-11-18 14:33:19,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:33:19,086 INFO L93 Difference]: Finished difference Result 119 states and 159 transitions. [2018-11-18 14:33:19,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 14:33:19,087 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 21 [2018-11-18 14:33:19,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:33:19,088 INFO L225 Difference]: With dead ends: 119 [2018-11-18 14:33:19,088 INFO L226 Difference]: Without dead ends: 104 [2018-11-18 14:33:19,089 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2018-11-18 14:33:19,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-11-18 14:33:19,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2018-11-18 14:33:19,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-11-18 14:33:19,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 143 transitions. [2018-11-18 14:33:19,098 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 143 transitions. Word has length 21 [2018-11-18 14:33:19,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:33:19,098 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 143 transitions. [2018-11-18 14:33:19,098 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 14:33:19,099 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 143 transitions. [2018-11-18 14:33:19,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 14:33:19,099 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:33:19,099 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] [2018-11-18 14:33:19,100 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:33:19,100 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:19,100 INFO L82 PathProgramCache]: Analyzing trace with hash -880135415, now seen corresponding path program 1 times [2018-11-18 14:33:19,100 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 14:33:19,100 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-11-18 14:33:19,103 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:19,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:19,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:33:19,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:33:19,293 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 14:33:19,308 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:33:19,309 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:33:19,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:33:19,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:33:19,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:33:19,310 INFO L87 Difference]: Start difference. First operand 104 states and 143 transitions. Second operand 7 states. [2018-11-18 14:33:20,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:33:20,074 INFO L93 Difference]: Finished difference Result 146 states and 202 transitions. [2018-11-18 14:33:20,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:33:20,075 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-11-18 14:33:20,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:33:20,076 INFO L225 Difference]: With dead ends: 146 [2018-11-18 14:33:20,076 INFO L226 Difference]: Without dead ends: 97 [2018-11-18 14:33:20,077 INFO L604 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 [2018-11-18 14:33:20,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-11-18 14:33:20,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-11-18 14:33:20,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-11-18 14:33:20,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 128 transitions. [2018-11-18 14:33:20,086 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 128 transitions. Word has length 26 [2018-11-18 14:33:20,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:33:20,087 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 128 transitions. [2018-11-18 14:33:20,087 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:33:20,087 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 128 transitions. [2018-11-18 14:33:20,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 14:33:20,088 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:33:20,088 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] [2018-11-18 14:33:20,088 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:33:20,088 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:20,088 INFO L82 PathProgramCache]: Analyzing trace with hash -1481241849, now seen corresponding path program 1 times [2018-11-18 14:33:20,089 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 14:33:20,089 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-11-18 14:33:20,091 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:20,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:33:20,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:33:20,356 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 14:33:20,365 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:33:20,365 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 14:33:20,365 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 14:33:20,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 14:33:20,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:33:20,366 INFO L87 Difference]: Start difference. First operand 97 states and 128 transitions. Second operand 8 states. [2018-11-18 14:33:21,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:33:21,587 INFO L93 Difference]: Finished difference Result 146 states and 195 transitions. [2018-11-18 14:33:21,587 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 14:33:21,587 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 26 [2018-11-18 14:33:21,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:33:21,589 INFO L225 Difference]: With dead ends: 146 [2018-11-18 14:33:21,589 INFO L226 Difference]: Without dead ends: 99 [2018-11-18 14:33:21,589 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-11-18 14:33:21,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2018-11-18 14:33:21,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 97. [2018-11-18 14:33:21,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-11-18 14:33:21,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 125 transitions. [2018-11-18 14:33:21,596 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 125 transitions. Word has length 26 [2018-11-18 14:33:21,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:33:21,597 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 125 transitions. [2018-11-18 14:33:21,597 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 14:33:21,597 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 125 transitions. [2018-11-18 14:33:21,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 14:33:21,597 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:33:21,598 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] [2018-11-18 14:33:21,598 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:33:21,598 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:21,598 INFO L82 PathProgramCache]: Analyzing trace with hash -801183479, now seen corresponding path program 1 times [2018-11-18 14:33:21,598 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 14:33:21,599 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-18 14:33:21,602 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:21,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:33:21,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:33:21,734 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 14:33:21,742 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:33:21,742 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 14:33:21,742 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 14:33:21,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 14:33:21,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 14:33:21,743 INFO L87 Difference]: Start difference. First operand 97 states and 125 transitions. Second operand 7 states. [2018-11-18 14:33:22,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:33:22,609 INFO L93 Difference]: Finished difference Result 104 states and 132 transitions. [2018-11-18 14:33:22,610 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 14:33:22,610 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-11-18 14:33:22,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:33:22,611 INFO L225 Difference]: With dead ends: 104 [2018-11-18 14:33:22,611 INFO L226 Difference]: Without dead ends: 101 [2018-11-18 14:33:22,611 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-11-18 14:33:22,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2018-11-18 14:33:22,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2018-11-18 14:33:22,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2018-11-18 14:33:22,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 129 transitions. [2018-11-18 14:33:22,619 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 129 transitions. Word has length 26 [2018-11-18 14:33:22,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:33:22,619 INFO L480 AbstractCegarLoop]: Abstraction has 101 states and 129 transitions. [2018-11-18 14:33:22,619 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 14:33:22,619 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 129 transitions. [2018-11-18 14:33:22,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 14:33:22,620 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:33:22,620 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, 1] [2018-11-18 14:33:22,620 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:33:22,620 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:22,620 INFO L82 PathProgramCache]: Analyzing trace with hash -763035123, now seen corresponding path program 1 times [2018-11-18 14:33:22,621 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 14:33:22,621 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-11-18 14:33:22,624 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:22,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:22,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:33:23,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:33:23,154 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 14:33:23,163 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:33:23,163 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 14:33:23,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 14:33:23,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 14:33:23,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-11-18 14:33:23,164 INFO L87 Difference]: Start difference. First operand 101 states and 129 transitions. Second operand 9 states. [2018-11-18 14:33:24,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:33:24,104 INFO L93 Difference]: Finished difference Result 116 states and 144 transitions. [2018-11-18 14:33:24,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 14:33:24,104 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2018-11-18 14:33:24,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:33:24,105 INFO L225 Difference]: With dead ends: 116 [2018-11-18 14:33:24,105 INFO L226 Difference]: Without dead ends: 71 [2018-11-18 14:33:24,105 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2018-11-18 14:33:24,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-11-18 14:33:24,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2018-11-18 14:33:24,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-11-18 14:33:24,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 83 transitions. [2018-11-18 14:33:24,111 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 83 transitions. Word has length 28 [2018-11-18 14:33:24,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:33:24,111 INFO L480 AbstractCegarLoop]: Abstraction has 71 states and 83 transitions. [2018-11-18 14:33:24,111 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 14:33:24,111 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 83 transitions. [2018-11-18 14:33:24,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 14:33:24,112 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:33:24,112 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, 1, 1, 1, 1, 1] [2018-11-18 14:33:24,112 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:33:24,112 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:24,112 INFO L82 PathProgramCache]: Analyzing trace with hash 1202919842, now seen corresponding path program 1 times [2018-11-18 14:33:24,113 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 14:33:24,113 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-11-18 14:33:24,124 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:24,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:33:24,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:33:24,294 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 14:33:24,303 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:33:24,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 14:33:24,303 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 14:33:24,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 14:33:24,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 14:33:24,304 INFO L87 Difference]: Start difference. First operand 71 states and 83 transitions. Second operand 6 states. [2018-11-18 14:33:24,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:33:24,383 INFO L93 Difference]: Finished difference Result 82 states and 93 transitions. [2018-11-18 14:33:24,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 14:33:24,384 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2018-11-18 14:33:24,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:33:24,384 INFO L225 Difference]: With dead ends: 82 [2018-11-18 14:33:24,384 INFO L226 Difference]: Without dead ends: 35 [2018-11-18 14:33:24,385 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 14:33:24,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-11-18 14:33:24,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2018-11-18 14:33:24,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-11-18 14:33:24,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 34 transitions. [2018-11-18 14:33:24,387 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 34 transitions. Word has length 32 [2018-11-18 14:33:24,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:33:24,388 INFO L480 AbstractCegarLoop]: Abstraction has 35 states and 34 transitions. [2018-11-18 14:33:24,388 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 14:33:24,388 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 34 transitions. [2018-11-18 14:33:24,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 14:33:24,388 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:33:24,388 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, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:33:24,388 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:33:24,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:33:24,389 INFO L82 PathProgramCache]: Analyzing trace with hash 1591105335, now seen corresponding path program 1 times [2018-11-18 14:33:24,389 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 14:33:24,389 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-11-18 14:33:24,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:33:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:33:24,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:33:24,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:33:24,639 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 14:33:24,647 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:33:24,647 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-11-18 14:33:24,647 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 14:33:24,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 14:33:24,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2018-11-18 14:33:24,648 INFO L87 Difference]: Start difference. First operand 35 states and 34 transitions. Second operand 12 states. [2018-11-18 14:33:24,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:33:24,925 INFO L93 Difference]: Finished difference Result 35 states and 34 transitions. [2018-11-18 14:33:24,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 14:33:24,925 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 34 [2018-11-18 14:33:24,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:33:24,926 INFO L225 Difference]: With dead ends: 35 [2018-11-18 14:33:24,926 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:33:24,926 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2018-11-18 14:33:24,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:33:24,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:33:24,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:33:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:33:24,926 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2018-11-18 14:33:24,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:33:24,927 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:33:24,927 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 14:33:24,927 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:33:24,927 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:33:24,930 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:33:25,926 WARN L180 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2018-11-18 14:33:26,977 WARN L180 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2018-11-18 14:33:27,754 WARN L180 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 60 [2018-11-18 14:33:27,756 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:33:27,757 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:33:27,757 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:33:27,757 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-18 14:33:27,757 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2fEXIT(lines 118 213) no Hoare annotation was computed. [2018-11-18 14:33:27,757 INFO L425 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-11-18 14:33:27,757 INFO L425 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2018-11-18 14:33:27,757 INFO L425 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2018-11-18 14:33:27,757 INFO L425 ceAbstractionStarter]: For program point L201-2(lines 194 206) no Hoare annotation was computed. [2018-11-18 14:33:27,757 INFO L425 ceAbstractionStarter]: For program point L201-3(lines 201 205) no Hoare annotation was computed. [2018-11-18 14:33:27,757 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 14:33:27,757 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2018-11-18 14:33:27,758 INFO L425 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-11-18 14:33:27,758 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 14:33:27,758 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2018-11-18 14:33:27,758 INFO L425 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-11-18 14:33:27,758 INFO L425 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2018-11-18 14:33:27,758 INFO L421 ceAbstractionStarter]: At program point L128-3(lines 128 132) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hx~1) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) [2018-11-18 14:33:27,758 INFO L425 ceAbstractionStarter]: For program point L128-4(lines 128 132) no Hoare annotation was computed. [2018-11-18 14:33:27,758 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-18 14:33:27,758 INFO L425 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2018-11-18 14:33:27,758 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 14:33:27,759 INFO L421 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hy~0) __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| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hx~1) __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~x| (fp (_ bv0 1) (_ bv127 8) (_ bv0 23))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) [2018-11-18 14:33:27,759 INFO L425 ceAbstractionStarter]: For program point L137-1(line 137) no Hoare annotation was computed. [2018-11-18 14:33:27,759 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-11-18 14:33:27,759 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2018-11-18 14:33:27,759 INFO L425 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2018-11-18 14:33:27,759 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-18 14:33:27,759 INFO L425 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2018-11-18 14:33:27,759 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_~hy~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hy~0) __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)))))) (.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_~hx~1 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hx~1) __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)))))) (.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 .cse2 .cse3 .cse4 .cse5 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (not (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hy~0) (_ bv0 32))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))))) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ 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))) (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32))))))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ 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))) (= __ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)))))))) (and .cse0 .cse1 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (_ bv1 32) (bvor (bvand (_ bv1 32) (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)))))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) .cse2 .cse3 .cse4 .cse5 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ 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))) (= __ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr __ieee754_atan2f_~hx~1 (_ bv30 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)))))))) [2018-11-18 14:33:27,760 INFO L425 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2018-11-18 14:33:27,760 INFO L425 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2018-11-18 14:33:27,760 INFO L425 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2018-11-18 14:33:27,760 INFO L421 ceAbstractionStarter]: At program point L122-3(lines 122 126) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) [2018-11-18 14:33:27,760 INFO L425 ceAbstractionStarter]: For program point L122-4(lines 122 126) no Hoare annotation was computed. [2018-11-18 14:33:27,760 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-18 14:33:27,760 INFO L425 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-11-18 14:33:27,760 INFO L425 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2018-11-18 14:33:27,760 INFO L425 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-11-18 14:33:27,761 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2018-11-18 14:33:27,761 INFO L425 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2018-11-18 14:33:27,761 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_~hy~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hy~0) __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)))))) (.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_~hx~1 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hx~1) __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)))))) (.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 .cse2 .cse3 .cse4 .cse5 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (not (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hy~0) (_ bv0 32))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))))) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ 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))) (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32))))))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ 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))) (= __ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)))))))) (and .cse0 .cse1 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (_ bv1 32) (bvor (bvand (_ bv1 32) (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)))))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) .cse2 .cse3 .cse4 .cse5 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ 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))) (= __ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr __ieee754_atan2f_~hx~1 (_ bv30 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)))))))) [2018-11-18 14:33:27,761 INFO L425 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2018-11-18 14:33:27,762 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_~hy~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hy~0) __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)))))) (.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_~hx~1 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hx~1) __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)))))) (.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 .cse2 .cse3 .cse4 .cse5 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (not (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hy~0) (_ bv0 32))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))))) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ 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))) (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32))))))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ 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))) (= __ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)))))))) (and .cse0 .cse1 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (_ bv1 32) (bvor (bvand (_ bv1 32) (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)))))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) .cse2 .cse3 .cse4 .cse5 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ 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))) (= __ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr __ieee754_atan2f_~hx~1 (_ bv30 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)))))))) [2018-11-18 14:33:27,762 INFO L425 ceAbstractionStarter]: For program point L190-2(line 190) no Hoare annotation was computed. [2018-11-18 14:33:27,762 INFO L425 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-11-18 14:33:27,762 INFO L425 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2018-11-18 14:33:27,762 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2fFINAL(lines 118 213) no Hoare annotation was computed. [2018-11-18 14:33:27,762 INFO L428 ceAbstractionStarter]: At program point __ieee754_atan2fENTRY(lines 118 213) the Hoare annotation is: true [2018-11-18 14:33:27,762 INFO L425 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2018-11-18 14:33:27,762 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2018-11-18 14:33:27,762 INFO L425 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-11-18 14:33:27,762 INFO L425 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2018-11-18 14:33:27,762 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 14:33:27,762 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 14:33:27,762 INFO L425 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2018-11-18 14:33:27,763 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2018-11-18 14:33:27,763 INFO L425 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 12 25) no Hoare annotation was computed. [2018-11-18 14:33:27,763 INFO L425 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2018-11-18 14:33:27,763 INFO L425 ceAbstractionStarter]: For program point L19-2(lines 12 25) no Hoare annotation was computed. [2018-11-18 14:33:27,763 INFO L425 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2018-11-18 14:33:27,763 INFO L425 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 12 25) no Hoare annotation was computed. [2018-11-18 14:33:27,763 INFO L428 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 12 25) the Hoare annotation is: true [2018-11-18 14:33:27,763 INFO L425 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2018-11-18 14:33:27,763 INFO L428 ceAbstractionStarter]: At program point L14-3(lines 14 18) the Hoare annotation is: true [2018-11-18 14:33:27,763 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:33:27,763 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-18 14:33:27,763 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:33:27,763 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:33:27,763 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 227 244) the Hoare annotation is: true [2018-11-18 14:33:27,763 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 227 244) no Hoare annotation was computed. [2018-11-18 14:33:27,763 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 239) no Hoare annotation was computed. [2018-11-18 14:33:27,764 INFO L425 ceAbstractionStarter]: For program point L239(line 239) no Hoare annotation was computed. [2018-11-18 14:33:27,764 INFO L425 ceAbstractionStarter]: For program point L238(line 238) no Hoare annotation was computed. [2018-11-18 14:33:27,764 INFO L421 ceAbstractionStarter]: At program point L238-1(line 238) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= (_ +zero 8 24) main_~x~0) (= main_~res~0 .cse0) (= main_~y~0 .cse0) |main_#t~short46|)) [2018-11-18 14:33:27,764 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 227 244) no Hoare annotation was computed. [2018-11-18 14:33:27,764 INFO L425 ceAbstractionStarter]: For program point L238-2(line 238) no Hoare annotation was computed. [2018-11-18 14:33:27,764 INFO L421 ceAbstractionStarter]: At program point L235(line 235) the Hoare annotation is: (and (= (_ +zero 8 24) main_~x~0) (= main_~y~0 (fp.neg (_ +zero 8 24)))) [2018-11-18 14:33:27,764 INFO L425 ceAbstractionStarter]: For program point L235-1(line 235) no Hoare annotation was computed. [2018-11-18 14:33:27,764 INFO L425 ceAbstractionStarter]: For program point L238-4(lines 238 241) no Hoare annotation was computed. [2018-11-18 14:33:27,764 INFO L425 ceAbstractionStarter]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2018-11-18 14:33:27,764 INFO L425 ceAbstractionStarter]: For program point __signbit_floatFINAL(lines 215 225) no Hoare annotation was computed. [2018-11-18 14:33:27,764 INFO L421 ceAbstractionStarter]: At program point L218-3(lines 218 222) the Hoare annotation is: (= |__signbit_float_#in~x| __signbit_float_~x) [2018-11-18 14:33:27,764 INFO L425 ceAbstractionStarter]: For program point L218-4(lines 218 222) no Hoare annotation was computed. [2018-11-18 14:33:27,764 INFO L428 ceAbstractionStarter]: At program point __signbit_floatENTRY(lines 215 225) the Hoare annotation is: true [2018-11-18 14:33:27,764 INFO L425 ceAbstractionStarter]: For program point __signbit_floatEXIT(lines 215 225) no Hoare annotation was computed. [2018-11-18 14:33:27,764 INFO L425 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2018-11-18 14:33:27,764 INFO L428 ceAbstractionStarter]: At program point atan_floatENTRY(lines 51 113) the Hoare annotation is: true [2018-11-18 14:33:27,765 INFO L425 ceAbstractionStarter]: For program point atan_floatFINAL(lines 51 113) no Hoare annotation was computed. [2018-11-18 14:33:27,765 INFO L425 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2018-11-18 14:33:27,765 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2018-11-18 14:33:27,765 INFO L425 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2018-11-18 14:33:27,765 INFO L425 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2018-11-18 14:33:27,765 INFO L425 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2018-11-18 14:33:27,765 INFO L425 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-11-18 14:33:27,765 INFO L425 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2018-11-18 14:33:27,765 INFO L425 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2018-11-18 14:33:27,765 INFO L425 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2018-11-18 14:33:27,765 INFO L425 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2018-11-18 14:33:27,765 INFO L425 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2018-11-18 14:33:27,765 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2018-11-18 14:33:27,766 INFO L425 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2018-11-18 14:33:27,766 INFO L425 ceAbstractionStarter]: For program point atan_floatEXIT(lines 51 113) no Hoare annotation was computed. [2018-11-18 14:33:27,766 INFO L425 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2018-11-18 14:33:27,766 INFO L428 ceAbstractionStarter]: At program point L55-3(lines 55 59) the Hoare annotation is: true [2018-11-18 14:33:27,766 INFO L425 ceAbstractionStarter]: For program point L55-4(lines 55 59) no Hoare annotation was computed. [2018-11-18 14:33:27,766 INFO L428 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: true [2018-11-18 14:33:27,766 INFO L425 ceAbstractionStarter]: For program point L76-1(line 76) no Hoare annotation was computed. [2018-11-18 14:33:27,775 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,776 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,776 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,776 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,776 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,776 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,776 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,776 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,776 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,777 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,777 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,777 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,777 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,777 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,777 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,777 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,777 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,777 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,777 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,778 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,778 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,778 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,778 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,778 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,778 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,778 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,778 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,778 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,778 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,778 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,779 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,779 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,779 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,779 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,779 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,779 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,779 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,779 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,779 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,779 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,780 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,780 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,780 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,780 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,780 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,780 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,781 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,781 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,781 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,781 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,781 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,781 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,782 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,782 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,784 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,784 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,784 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,785 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,785 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,785 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,785 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,785 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,785 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,785 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,785 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,785 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,785 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,785 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,786 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,786 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,786 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,786 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,786 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,786 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,786 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,786 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,787 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,787 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,787 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,787 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,787 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,787 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,787 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,787 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,787 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,787 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,788 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,788 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,788 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,788 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,788 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,788 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,788 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,788 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,788 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,788 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,789 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,789 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,789 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,789 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,789 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,789 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,789 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,789 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,789 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,789 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,789 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,789 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,791 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,791 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,791 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,791 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,792 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,792 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,792 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,792 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:33:27 BoogieIcfgContainer [2018-11-18 14:33:27,794 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:33:27,794 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:33:27,794 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:33:27,794 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:33:27,795 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:33:16" (3/4) ... [2018-11-18 14:33:27,798 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:33:27,803 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:33:27,803 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2f [2018-11-18 14:33:27,803 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-11-18 14:33:27,804 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:33:27,804 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __signbit_float [2018-11-18 14:33:27,804 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-11-18 14:33:27,810 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2018-11-18 14:33:27,811 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2018-11-18 14:33:27,811 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 14:33:27,812 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 14:33:27,832 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x && \old(y) == y [2018-11-18 14:33:27,832 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-11-18 14:33:27,833 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) [2018-11-18 14:33:27,834 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\old(x) == x && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0) == 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) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1) == 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])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: !(~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0) == 0bv32) && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) || (((((((\old(x) == x && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0) == 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) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1) == 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])) && (\exists __ieee754_atan2f_~hy~0 : bv32, __ieee754_atan2f_~hx~1 : bv32 :: \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && 0bv32 == ~bvor32(~bvand32(1bv32, ~bvashr32(__ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(__ieee754_atan2f_~hx~1, 30bv32))))) && (\exists __ieee754_atan2f_~hy~0 : bv32, __ieee754_atan2f_~hx~1 : bv32 :: \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && m == ~bvor32(~bvand32(1bv32, ~bvashr32(__ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(__ieee754_atan2f_~hx~1, 30bv32)))))) || (((((((\old(x) == x && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0) == 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, __ieee754_atan2f_~hx~1 : bv32 :: (!(1bv32 == ~bvor32(~bvand32(1bv32, ~bvashr32(__ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(__ieee754_atan2f_~hx~1, 30bv32)))) && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0])) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1) == 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])) && (\exists __ieee754_atan2f_~hy~0 : bv32, __ieee754_atan2f_~hx~1 : bv32 :: (\old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && m == ~bvor32(~bvand32(1bv32, ~bvashr32(__ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(__ieee754_atan2f_~hx~1, 30bv32)))) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) [2018-11-18 14:33:27,877 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a79530d3-719b-40f1-a36d-f841917fca0a/bin-2019/utaipan/witness.graphml [2018-11-18 14:33:27,877 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:33:27,877 INFO L168 Benchmark]: Toolchain (without parser) took 21138.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 190.8 MB). Free memory was 949.7 MB in the beginning and 926.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 213.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:27,878 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:33:27,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 269.22 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 928.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:27,878 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -184.4 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:27,879 INFO L168 Benchmark]: Boogie Preprocessor took 43.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:33:27,879 INFO L168 Benchmark]: RCFGBuilder took 9330.78 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: 58.9 MB). Peak memory consumption was 58.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:27,879 INFO L168 Benchmark]: TraceAbstraction took 11351.87 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 66.1 MB). Free memory was 1.1 GB in the beginning and 934.1 MB in the end (delta: 119.7 MB). Peak memory consumption was 185.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:27,879 INFO L168 Benchmark]: Witness Printer took 82.63 ms. Allocated memory is still 1.2 GB. Free memory was 934.1 MB in the beginning and 926.8 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:33:27,881 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 269.22 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 928.3 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 57.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -184.4 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 9330.78 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: 58.9 MB). Peak memory consumption was 58.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11351.87 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 66.1 MB). Free memory was 1.1 GB in the beginning and 934.1 MB in the end (delta: 119.7 MB). Peak memory consumption was 185.8 MB. Max. memory is 11.5 GB. * Witness Printer took 82.63 ms. Allocated memory is still 1.2 GB. Free memory was 934.1 MB in the beginning and 926.8 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 239]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant [2018-11-18 14:33:27,885 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,885 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,885 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,885 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,886 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,887 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,887 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,887 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,887 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,887 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,887 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,887 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,888 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,888 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,888 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,888 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,888 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,888 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,888 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,888 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,889 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,890 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,890 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,890 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,890 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,890 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,890 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,891 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,891 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,891 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,891 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,891 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,891 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,891 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,891 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,892 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,893 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,894 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,894 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,894 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,894 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,894 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,894 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,894 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,895 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,896 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,896 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,896 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,896 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,896 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,896 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,896 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,897 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,897 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,897 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,897 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,897 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,897 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,897 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,897 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,898 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,898 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,898 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,898 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,898 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,898 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,898 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,899 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,899 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,899 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,899 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,899 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,899 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,899 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,900 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,900 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,900 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,900 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-18 14:33:27,900 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,900 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,900 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,900 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: (((((((\old(x) == x && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0) == 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) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1) == 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])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: !(~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0) == 0bv32) && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) || (((((((\old(x) == x && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0) == 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) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1) == 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])) && (\exists __ieee754_atan2f_~hy~0 : bv32, __ieee754_atan2f_~hx~1 : bv32 :: \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && 0bv32 == ~bvor32(~bvand32(1bv32, ~bvashr32(__ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(__ieee754_atan2f_~hx~1, 30bv32))))) && (\exists __ieee754_atan2f_~hy~0 : bv32, __ieee754_atan2f_~hx~1 : bv32 :: \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && m == ~bvor32(~bvand32(1bv32, ~bvashr32(__ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(__ieee754_atan2f_~hx~1, 30bv32)))))) || (((((((\old(x) == x && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0) == 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, __ieee754_atan2f_~hx~1 : bv32 :: (!(1bv32 == ~bvor32(~bvand32(1bv32, ~bvashr32(__ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(__ieee754_atan2f_~hx~1, 30bv32)))) && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0])) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1) == 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])) && (\exists __ieee754_atan2f_~hy~0 : bv32, __ieee754_atan2f_~hx~1 : bv32 :: (\old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && m == ~bvor32(~bvand32(1bv32, ~bvashr32(__ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(__ieee754_atan2f_~hx~1, 30bv32)))) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant [2018-11-18 14:33:27,901 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,901 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,902 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,902 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,902 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,902 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,902 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-18 14:33:27,902 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: ((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: \old(x) == x && \old(y) == y - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 108 locations, 1 error locations. SAFE Result, 11.2s OverallTime, 8 OverallIterations, 1 TraceHistogramMax, 6.0s AutomataDifference, 0.0s DeadEndRemovalTime, 2.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 828 SDtfs, 1542 SDslu, 2756 SDs, 0 SdLazy, 454 SolverSat, 97 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 232 GetRequests, 159 SyntacticMatches, 1 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred 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, 8 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 57 PreInvPairs, 83 NumberOfFragments, 1049 HoareAnnotationTreeSize, 57 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FomulaSimplificationsInter, 72 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 212 NumberOfCodeBlocks, 212 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 204 ConstructedInterpolants, 30 QuantifiedInterpolants, 36334 SizeOfPredicates, 37 NumberOfNonLiveVariables, 1113 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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...