./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0662a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0662a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/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 58979a63ecca2022c503dc4c3dc3df6fd25b6842 ........................................................................................................................................................................................................................................................................................................................................................................ 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_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0662a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/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 58979a63ecca2022c503dc4c3dc3df6fd25b6842 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 16:34:33,295 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 16:34:33,296 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 16:34:33,302 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 16:34:33,303 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 16:34:33,303 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 16:34:33,304 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 16:34:33,305 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 16:34:33,305 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 16:34:33,306 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 16:34:33,306 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 16:34:33,306 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 16:34:33,307 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 16:34:33,307 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 16:34:33,308 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 16:34:33,308 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 16:34:33,309 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 16:34:33,310 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 16:34:33,311 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 16:34:33,311 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 16:34:33,312 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 16:34:33,312 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 16:34:33,314 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 16:34:33,314 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 16:34:33,314 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 16:34:33,314 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 16:34:33,315 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 16:34:33,315 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 16:34:33,316 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 16:34:33,316 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 16:34:33,316 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 16:34:33,316 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 16:34:33,317 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 16:34:33,317 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 16:34:33,317 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 16:34:33,317 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 16:34:33,318 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 16:34:33,325 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 16:34:33,325 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 16:34:33,326 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 16:34:33,326 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 16:34:33,326 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 16:34:33,326 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 16:34:33,326 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 16:34:33,326 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 16:34:33,326 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 16:34:33,326 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 16:34:33,326 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 16:34:33,326 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 16:34:33,327 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 16:34:33,327 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 16:34:33,327 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 16:34:33,327 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 16:34:33,327 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 16:34:33,327 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 16:34:33,327 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 16:34:33,327 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 16:34:33,328 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 16:34:33,328 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 16:34:33,328 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 16:34:33,328 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 16:34:33,328 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 16:34:33,328 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 16:34:33,328 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 16:34:33,328 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 16:34:33,328 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 16:34:33,329 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 16:34:33,329 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 16:34:33,329 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 16:34:33,329 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 16:34:33,329 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 16:34:33,329 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 16:34:33,329 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 16:34:33,329 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_2bc5a5b4-56cd-40f6-973a-624ea661ba72/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 -> 58979a63ecca2022c503dc4c3dc3df6fd25b6842 [2018-12-09 16:34:33,346 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 16:34:33,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 16:34:33,354 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 16:34:33,355 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 16:34:33,355 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 16:34:33,356 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0662a_true-unreach-call.c [2018-12-09 16:34:33,392 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/data/3fd5ab5d4/1ec6dd935f034d99bb5608c6576a323f/FLAGf624451f1 [2018-12-09 16:34:33,808 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 16:34:33,809 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/sv-benchmarks/c/float-newlib/float_req_bl_0662a_true-unreach-call.c [2018-12-09 16:34:33,813 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/data/3fd5ab5d4/1ec6dd935f034d99bb5608c6576a323f/FLAGf624451f1 [2018-12-09 16:34:33,821 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/data/3fd5ab5d4/1ec6dd935f034d99bb5608c6576a323f [2018-12-09 16:34:33,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 16:34:33,823 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 16:34:33,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 16:34:33,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 16:34:33,826 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 16:34:33,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:34:33" (1/1) ... [2018-12-09 16:34:33,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c8dc319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:33, skipping insertion in model container [2018-12-09 16:34:33,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:34:33" (1/1) ... [2018-12-09 16:34:33,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 16:34:33,845 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 16:34:33,956 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:34:33,961 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 16:34:34,018 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:34:34,033 INFO L195 MainTranslator]: Completed translation [2018-12-09 16:34:34,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:34 WrapperNode [2018-12-09 16:34:34,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 16:34:34,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 16:34:34,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 16:34:34,034 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 16:34:34,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:34" (1/1) ... [2018-12-09 16:34:34,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:34" (1/1) ... [2018-12-09 16:34:34,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 16:34:34,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 16:34:34,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 16:34:34,051 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 16:34:34,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:34" (1/1) ... [2018-12-09 16:34:34,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:34" (1/1) ... [2018-12-09 16:34:34,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:34" (1/1) ... [2018-12-09 16:34:34,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:34" (1/1) ... [2018-12-09 16:34:34,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:34" (1/1) ... [2018-12-09 16:34:34,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:34" (1/1) ... [2018-12-09 16:34:34,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:34" (1/1) ... [2018-12-09 16:34:34,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 16:34:34,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 16:34:34,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 16:34:34,080 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 16:34:34,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/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 [2018-12-09 16:34:34,110 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-12-09 16:34:34,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-12-09 16:34:34,111 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 16:34:34,111 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 16:34:34,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 16:34:34,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 16:34:34,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 16:34:34,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 16:34:34,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 16:34:34,111 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-09 16:34:34,111 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-09 16:34:34,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 16:34:34,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 16:34:34,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 16:34:34,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 16:34:34,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-09 16:34:34,112 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-12-09 16:34:34,112 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-12-09 16:34:34,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 16:34:34,373 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 16:34:34,373 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 16:34:34,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:34:34 BoogieIcfgContainer [2018-12-09 16:34:34,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 16:34:34,374 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 16:34:34,374 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 16:34:34,376 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 16:34:34,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 04:34:33" (1/3) ... [2018-12-09 16:34:34,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f520534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:34:34, skipping insertion in model container [2018-12-09 16:34:34,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:34" (2/3) ... [2018-12-09 16:34:34,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f520534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:34:34, skipping insertion in model container [2018-12-09 16:34:34,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:34:34" (3/3) ... [2018-12-09 16:34:34,378 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0662a_true-unreach-call.c [2018-12-09 16:34:34,383 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 16:34:34,388 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 16:34:34,397 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 16:34:34,415 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 16:34:34,415 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 16:34:34,415 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 16:34:34,415 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 16:34:34,415 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 16:34:34,415 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 16:34:34,415 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 16:34:34,415 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 16:34:34,426 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2018-12-09 16:34:34,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 16:34:34,429 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:34:34,430 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 16:34:34,431 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:34:34,434 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:34:34,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1526168591, now seen corresponding path program 1 times [2018-12-09 16:34:34,435 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:34:34,463 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:34:34,463 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:34:34,463 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:34:34,463 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:34:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:34:34,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:34:34,525 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:34:34,525 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 16:34:34,525 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 16:34:34,528 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 16:34:34,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 16:34:34,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 16:34:34,537 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 2 states. [2018-12-09 16:34:34,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:34:34,555 INFO L93 Difference]: Finished difference Result 193 states and 306 transitions. [2018-12-09 16:34:34,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 16:34:34,556 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-12-09 16:34:34,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:34:34,562 INFO L225 Difference]: With dead ends: 193 [2018-12-09 16:34:34,562 INFO L226 Difference]: Without dead ends: 96 [2018-12-09 16:34:34,564 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 16:34:34,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-12-09 16:34:34,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-12-09 16:34:34,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-12-09 16:34:34,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 135 transitions. [2018-12-09 16:34:34,591 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 135 transitions. Word has length 19 [2018-12-09 16:34:34,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:34:34,591 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 135 transitions. [2018-12-09 16:34:34,591 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 16:34:34,592 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 135 transitions. [2018-12-09 16:34:34,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 16:34:34,592 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:34:34,592 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 16:34:34,592 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:34:34,593 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:34:34,593 INFO L82 PathProgramCache]: Analyzing trace with hash 1732400538, now seen corresponding path program 1 times [2018-12-09 16:34:34,593 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 16:34:34,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:34:34,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:34:34,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 16:34:34,594 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 16:34:34,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:34:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:34:34,655 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-09 16:34:34,671 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418265 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-12-09 16:34:34,671 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418252 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-09 16:34:34,672 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418247 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-12-09 16:34:34,672 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418245 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-09 16:34:34,672 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418259 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-12-09 16:34:34,672 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418243 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-12-09 16:34:34,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 04:34:34 BoogieIcfgContainer [2018-12-09 16:34:34,680 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 16:34:34,680 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 16:34:34,680 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 16:34:34,680 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 16:34:34,681 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:34:34" (3/4) ... [2018-12-09 16:34:34,683 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 16:34:34,683 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 16:34:34,684 INFO L168 Benchmark]: Toolchain (without parser) took 860.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 961.4 MB in the beginning and 1.0 GB in the end (delta: -72.6 MB). Peak memory consumption was 58.0 MB. Max. memory is 11.5 GB. [2018-12-09 16:34:34,685 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:34:34,685 INFO L168 Benchmark]: CACSL2BoogieTranslator took 209.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -160.4 MB). Peak memory consumption was 29.3 MB. Max. memory is 11.5 GB. [2018-12-09 16:34:34,685 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.86 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. [2018-12-09 16:34:34,685 INFO L168 Benchmark]: Boogie Preprocessor took 28.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-09 16:34:34,686 INFO L168 Benchmark]: RCFGBuilder took 293.83 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: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. [2018-12-09 16:34:34,686 INFO L168 Benchmark]: TraceAbstraction took 306.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. [2018-12-09 16:34:34,686 INFO L168 Benchmark]: Witness Printer took 3.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 16:34:34,688 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 209.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -160.4 MB). Peak memory consumption was 29.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 16.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 293.83 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: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 306.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418265 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418252 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418247 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418245 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418259 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418243 could not be translated for associated CType ARRAY#_4_~FLOAT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 228]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 227, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someUnaryFLOAToperation at line 216, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [\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)=10737418262, \old(one_atan)=10737418253, \old(pi)=10737418260, \old(pi_lo_atan2)=10737418251, \old(pi_o_2)=10737418241, \old(pi_o_4)=10737418258, \old(tiny_atan2)=10737418264, \old(zero_atan2)=10737418244, aT_atan={10737418246:0}, atanhi_atan={10737418248:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L216] float x = -0.0f; [L217] float y = __VERIFIER_nondet_float(); [L224] COND TRUE y < 0.0f VAL [aT_atan={10737418246:0}, atanhi_atan={10737418248:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, y=10737418263, zero_atan2=0] [L225] CALL, EXPR __ieee754_atan2f(y, x) VAL [\old(x)=10737418249, \old(y)=10737418263, aT_atan={10737418246:0}, atanhi_atan={10737418248:0}, 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)=10737418249, \old(y)=10737418263, aT_atan={10737418246:0}, atanhi_atan={10737418248:0}, 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=10737418249, y=10737418263, zero_atan2=0] [L123] ieee_float_shape_type gf_u; [L124] gf_u.value = (x) [L125] EXPR gf_u.word [L125] (hx) = gf_u.word [L127] ix = hx & 0x7fffffff VAL [\old(x)=10737418249, \old(y)=10737418263, aT_atan={10737418246:0}, atanhi_atan={10737418248:0}, 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=10737418249, y=10737418263, zero_atan2=0] [L129] ieee_float_shape_type gf_u; [L130] gf_u.value = (y) [L131] EXPR gf_u.word [L131] (hy) = gf_u.word [L133] iy = hy & 0x7fffffff VAL [\old(x)=10737418249, \old(y)=10737418263, aT_atan={10737418246:0}, atanhi_atan={10737418248:0}, 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=10737418249, y=10737418263, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] return x + y; VAL [\old(x)=10737418249, \old(y)=10737418263, aT_atan={10737418246:0}, atanhi_atan={10737418248:0}, 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=10737418249, y=10737418263, zero_atan2=0] [L225] RET, EXPR __ieee754_atan2f(y, x) VAL [__ieee754_atan2f(y, x)=10737418254, aT_atan={10737418246:0}, atanhi_atan={10737418248:0}, 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=10737418249, y=10737418263, zero_atan2=0] [L225] float res = __ieee754_atan2f(y, x); [L227] COND TRUE res != -pi_o_2 VAL [aT_atan={10737418246:0}, atanhi_atan={10737418248:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10737418254, tiny_atan2=1/1000000000000000000000000000000, x=10737418249, y=10737418263, zero_atan2=0] [L228] __VERIFIER_error() VAL [aT_atan={10737418246:0}, atanhi_atan={10737418248:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10737418254, tiny_atan2=1/1000000000000000000000000000000, x=10737418249, y=10737418263, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 101 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 141 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s 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 0.1.23-635dfa2 [2018-12-09 16:34:36,040 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 16:34:36,041 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 16:34:36,047 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 16:34:36,048 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 16:34:36,048 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 16:34:36,049 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 16:34:36,050 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 16:34:36,051 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 16:34:36,052 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 16:34:36,052 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 16:34:36,053 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 16:34:36,053 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 16:34:36,053 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 16:34:36,054 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 16:34:36,054 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 16:34:36,055 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 16:34:36,056 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 16:34:36,057 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 16:34:36,058 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 16:34:36,058 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 16:34:36,059 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 16:34:36,061 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 16:34:36,061 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 16:34:36,061 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 16:34:36,062 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 16:34:36,062 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 16:34:36,063 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 16:34:36,063 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 16:34:36,064 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 16:34:36,064 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 16:34:36,064 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 16:34:36,064 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 16:34:36,064 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 16:34:36,065 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 16:34:36,065 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 16:34:36,065 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-09 16:34:36,075 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 16:34:36,076 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 16:34:36,076 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 16:34:36,077 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 16:34:36,077 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 16:34:36,077 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 16:34:36,077 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 16:34:36,077 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 16:34:36,077 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 16:34:36,077 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 16:34:36,078 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 16:34:36,078 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 16:34:36,078 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 16:34:36,078 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 16:34:36,079 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 16:34:36,079 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 16:34:36,079 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 16:34:36,079 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 16:34:36,079 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 16:34:36,079 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 16:34:36,080 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 16:34:36,080 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 16:34:36,080 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 16:34:36,080 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 16:34:36,080 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 16:34:36,080 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 16:34:36,080 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 16:34:36,081 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 16:34:36,081 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 16:34:36,081 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 16:34:36,081 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 16:34:36,081 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 16:34:36,081 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 16:34:36,081 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 16:34:36,082 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 16:34:36,082 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_2bc5a5b4-56cd-40f6-973a-624ea661ba72/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 -> 58979a63ecca2022c503dc4c3dc3df6fd25b6842 [2018-12-09 16:34:36,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 16:34:36,111 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 16:34:36,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 16:34:36,114 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 16:34:36,115 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 16:34:36,115 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0662a_true-unreach-call.c [2018-12-09 16:34:36,149 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/data/b32dbf108/0571c34e39b44b199f942d674218eadd/FLAG5af974ba4 [2018-12-09 16:34:36,526 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 16:34:36,527 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/sv-benchmarks/c/float-newlib/float_req_bl_0662a_true-unreach-call.c [2018-12-09 16:34:36,531 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/data/b32dbf108/0571c34e39b44b199f942d674218eadd/FLAG5af974ba4 [2018-12-09 16:34:36,886 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/data/b32dbf108/0571c34e39b44b199f942d674218eadd [2018-12-09 16:34:36,888 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 16:34:36,889 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 16:34:36,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 16:34:36,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 16:34:36,893 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 16:34:36,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:34:36" (1/1) ... [2018-12-09 16:34:36,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bdc2159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:36, skipping insertion in model container [2018-12-09 16:34:36,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:34:36" (1/1) ... [2018-12-09 16:34:36,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 16:34:36,914 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 16:34:37,055 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:34:37,061 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 16:34:37,098 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:34:37,122 INFO L195 MainTranslator]: Completed translation [2018-12-09 16:34:37,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:37 WrapperNode [2018-12-09 16:34:37,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 16:34:37,123 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 16:34:37,123 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 16:34:37,123 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 16:34:37,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:37" (1/1) ... [2018-12-09 16:34:37,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:37" (1/1) ... [2018-12-09 16:34:37,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 16:34:37,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 16:34:37,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 16:34:37,174 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 16:34:37,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:37" (1/1) ... [2018-12-09 16:34:37,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:37" (1/1) ... [2018-12-09 16:34:37,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:37" (1/1) ... [2018-12-09 16:34:37,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:37" (1/1) ... [2018-12-09 16:34:37,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:37" (1/1) ... [2018-12-09 16:34:37,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:37" (1/1) ... [2018-12-09 16:34:37,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:37" (1/1) ... [2018-12-09 16:34:37,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 16:34:37,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 16:34:37,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 16:34:37,206 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 16:34:37,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/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 [2018-12-09 16:34:37,235 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-12-09 16:34:37,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-12-09 16:34:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-09 16:34:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 16:34:37,236 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 16:34:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 16:34:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 16:34:37,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 16:34:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-09 16:34:37,236 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-09 16:34:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 16:34:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 16:34:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 16:34:37,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 16:34:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 16:34:37,237 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-12-09 16:34:37,237 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-12-09 16:34:37,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 16:34:37,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 16:34:37,373 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:34:37,439 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:34:37,523 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:34:38,002 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:34:38,016 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:34:46,761 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 16:34:46,771 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 16:34:46,771 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 16:34:46,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:34:46 BoogieIcfgContainer [2018-12-09 16:34:46,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 16:34:46,772 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 16:34:46,772 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 16:34:46,774 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 16:34:46,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 04:34:36" (1/3) ... [2018-12-09 16:34:46,774 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@202d7521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:34:46, skipping insertion in model container [2018-12-09 16:34:46,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:34:37" (2/3) ... [2018-12-09 16:34:46,774 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@202d7521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:34:46, skipping insertion in model container [2018-12-09 16:34:46,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:34:46" (3/3) ... [2018-12-09 16:34:46,775 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0662a_true-unreach-call.c [2018-12-09 16:34:46,781 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 16:34:46,785 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 16:34:46,794 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 16:34:46,810 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 16:34:46,810 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 16:34:46,810 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 16:34:46,811 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 16:34:46,811 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 16:34:46,811 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 16:34:46,811 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 16:34:46,811 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 16:34:46,811 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 16:34:46,821 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2018-12-09 16:34:46,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 16:34:46,824 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:34:46,825 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 16:34:46,826 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:34:46,829 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:34:46,830 INFO L82 PathProgramCache]: Analyzing trace with hash -1526168591, now seen corresponding path program 1 times [2018-12-09 16:34:46,832 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 16:34:46,833 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/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 [2018-12-09 16:34:46,837 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:34:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:34:46,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:34:46,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:34:46,964 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 16:34:46,974 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:34:46,975 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-09 16:34:46,977 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-09 16:34:46,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-09 16:34:46,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-09 16:34:46,986 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 2 states. [2018-12-09 16:34:47,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:34:47,005 INFO L93 Difference]: Finished difference Result 193 states and 306 transitions. [2018-12-09 16:34:47,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-09 16:34:47,006 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-12-09 16:34:47,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:34:47,012 INFO L225 Difference]: With dead ends: 193 [2018-12-09 16:34:47,012 INFO L226 Difference]: Without dead ends: 96 [2018-12-09 16:34:47,014 INFO L631 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 [2018-12-09 16:34:47,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-12-09 16:34:47,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-12-09 16:34:47,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-12-09 16:34:47,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 135 transitions. [2018-12-09 16:34:47,041 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 135 transitions. Word has length 19 [2018-12-09 16:34:47,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:34:47,041 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 135 transitions. [2018-12-09 16:34:47,041 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-09 16:34:47,042 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 135 transitions. [2018-12-09 16:34:47,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 16:34:47,042 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:34:47,042 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 16:34:47,042 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:34:47,043 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:34:47,043 INFO L82 PathProgramCache]: Analyzing trace with hash 1732400538, now seen corresponding path program 1 times [2018-12-09 16:34:47,043 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 16:34:47,043 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/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 [2018-12-09 16:34:47,046 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:34:47,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:34:47,172 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:34:47,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:34:47,454 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 16:34:47,464 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:34:47,464 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-09 16:34:47,465 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 16:34:47,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 16:34:47,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-09 16:34:47,465 INFO L87 Difference]: Start difference. First operand 96 states and 135 transitions. Second operand 10 states. [2018-12-09 16:34:49,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:34:49,005 INFO L93 Difference]: Finished difference Result 102 states and 140 transitions. [2018-12-09 16:34:49,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 16:34:49,005 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 21 [2018-12-09 16:34:49,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:34:49,006 INFO L225 Difference]: With dead ends: 102 [2018-12-09 16:34:49,007 INFO L226 Difference]: Without dead ends: 96 [2018-12-09 16:34:49,007 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2018-12-09 16:34:49,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-12-09 16:34:49,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-12-09 16:34:49,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-12-09 16:34:49,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 134 transitions. [2018-12-09 16:34:49,015 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 134 transitions. Word has length 21 [2018-12-09 16:34:49,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:34:49,015 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 134 transitions. [2018-12-09 16:34:49,015 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 16:34:49,015 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 134 transitions. [2018-12-09 16:34:49,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 16:34:49,016 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:34:49,016 INFO L402 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] [2018-12-09 16:34:49,016 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:34:49,016 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:34:49,016 INFO L82 PathProgramCache]: Analyzing trace with hash -1918760219, now seen corresponding path program 1 times [2018-12-09 16:34:49,017 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 16:34:49,017 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/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 [2018-12-09 16:34:49,020 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:34:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:34:49,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:34:49,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:34:49,177 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 16:34:49,186 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:34:49,186 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 16:34:49,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 16:34:49,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 16:34:49,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 16:34:49,187 INFO L87 Difference]: Start difference. First operand 96 states and 134 transitions. Second operand 7 states. [2018-12-09 16:34:50,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:34:50,211 INFO L93 Difference]: Finished difference Result 185 states and 263 transitions. [2018-12-09 16:34:50,211 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 16:34:50,212 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-12-09 16:34:50,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:34:50,212 INFO L225 Difference]: With dead ends: 185 [2018-12-09 16:34:50,213 INFO L226 Difference]: Without dead ends: 90 [2018-12-09 16:34:50,213 INFO L631 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 [2018-12-09 16:34:50,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-12-09 16:34:50,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2018-12-09 16:34:50,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-12-09 16:34:50,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 123 transitions. [2018-12-09 16:34:50,219 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 123 transitions. Word has length 26 [2018-12-09 16:34:50,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:34:50,220 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 123 transitions. [2018-12-09 16:34:50,220 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 16:34:50,220 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 123 transitions. [2018-12-09 16:34:50,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 16:34:50,220 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:34:50,220 INFO L402 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] [2018-12-09 16:34:50,221 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:34:50,221 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:34:50,221 INFO L82 PathProgramCache]: Analyzing trace with hash -2037917021, now seen corresponding path program 1 times [2018-12-09 16:34:50,221 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 16:34:50,221 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/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 [2018-12-09 16:34:50,225 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:34:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:34:50,335 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:34:50,499 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-12-09 16:34:50,663 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-12-09 16:34:50,886 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-12-09 16:34:51,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:34:51,080 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 16:34:51,089 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:34:51,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 16:34:51,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 16:34:51,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 16:34:51,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 16:34:51,090 INFO L87 Difference]: Start difference. First operand 90 states and 123 transitions. Second operand 7 states. [2018-12-09 16:34:53,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:34:53,466 INFO L93 Difference]: Finished difference Result 97 states and 129 transitions. [2018-12-09 16:34:53,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 16:34:53,467 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-12-09 16:34:53,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:34:53,468 INFO L225 Difference]: With dead ends: 97 [2018-12-09 16:34:53,468 INFO L226 Difference]: Without dead ends: 90 [2018-12-09 16:34:53,468 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 16:34:53,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-12-09 16:34:53,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2018-12-09 16:34:53,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-12-09 16:34:53,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 122 transitions. [2018-12-09 16:34:53,474 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 122 transitions. Word has length 26 [2018-12-09 16:34:53,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:34:53,475 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 122 transitions. [2018-12-09 16:34:53,475 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 16:34:53,475 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 122 transitions. [2018-12-09 16:34:53,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 16:34:53,475 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:34:53,475 INFO L402 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] [2018-12-09 16:34:53,475 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:34:53,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:34:53,476 INFO L82 PathProgramCache]: Analyzing trace with hash -262909659, now seen corresponding path program 1 times [2018-12-09 16:34:53,476 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 16:34:53,476 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/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 [2018-12-09 16:34:53,479 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:34:53,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:34:53,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:34:53,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:34:53,634 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 16:34:53,643 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:34:53,643 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 16:34:53,643 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 16:34:53,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 16:34:53,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-09 16:34:53,643 INFO L87 Difference]: Start difference. First operand 90 states and 122 transitions. Second operand 6 states. [2018-12-09 16:34:54,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:34:54,411 INFO L93 Difference]: Finished difference Result 97 states and 128 transitions. [2018-12-09 16:34:54,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 16:34:54,412 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-12-09 16:34:54,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:34:54,413 INFO L225 Difference]: With dead ends: 97 [2018-12-09 16:34:54,413 INFO L226 Difference]: Without dead ends: 88 [2018-12-09 16:34:54,413 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 16:34:54,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-12-09 16:34:54,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2018-12-09 16:34:54,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2018-12-09 16:34:54,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 118 transitions. [2018-12-09 16:34:54,423 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 118 transitions. Word has length 26 [2018-12-09 16:34:54,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:34:54,423 INFO L480 AbstractCegarLoop]: Abstraction has 88 states and 118 transitions. [2018-12-09 16:34:54,424 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 16:34:54,424 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 118 transitions. [2018-12-09 16:34:54,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 16:34:54,424 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 16:34:54,425 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 16:34:54,425 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 16:34:54,425 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:34:54,425 INFO L82 PathProgramCache]: Analyzing trace with hash -558827431, now seen corresponding path program 1 times [2018-12-09 16:34:54,425 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-09 16:34:54,426 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/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 [2018-12-09 16:34:54,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 16:34:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:34:54,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:34:54,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:34:54,626 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 16:34:54,634 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 16:34:54,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-09 16:34:54,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 16:34:54,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 16:34:54,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 16:34:54,635 INFO L87 Difference]: Start difference. First operand 88 states and 118 transitions. Second operand 7 states. [2018-12-09 16:34:54,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 16:34:54,956 INFO L93 Difference]: Finished difference Result 88 states and 118 transitions. [2018-12-09 16:34:54,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 16:34:54,957 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2018-12-09 16:34:54,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 16:34:54,957 INFO L225 Difference]: With dead ends: 88 [2018-12-09 16:34:54,957 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 16:34:54,958 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-12-09 16:34:54,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 16:34:54,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 16:34:54,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 16:34:54,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 16:34:54,959 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-12-09 16:34:54,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 16:34:54,959 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 16:34:54,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 16:34:54,959 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 16:34:54,959 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 16:34:54,963 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 16:34:55,525 WARN L180 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2018-12-09 16:34:55,688 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2018-12-09 16:34:56,196 WARN L180 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2018-12-09 16:34:56,626 WARN L180 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2018-12-09 16:34:56,635 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 16:34:56,635 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-09 16:34:56,635 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 16:34:56,636 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-09 16:34:56,636 INFO L448 ceAbstractionStarter]: For program point __ieee754_atan2fEXIT(lines 118 213) no Hoare annotation was computed. [2018-12-09 16:34:56,636 INFO L448 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-12-09 16:34:56,636 INFO L448 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2018-12-09 16:34:56,636 INFO L448 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2018-12-09 16:34:56,636 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2018-12-09 16:34:56,636 INFO L448 ceAbstractionStarter]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2018-12-09 16:34:56,636 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-09 16:34:56,636 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2018-12-09 16:34:56,636 INFO L448 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-12-09 16:34:56,636 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-09 16:34:56,636 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2018-12-09 16:34:56,636 INFO L448 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-12-09 16:34:56,636 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2018-12-09 16:34:56,637 INFO L444 ceAbstractionStarter]: At program point L128-2(lines 128 132) the Hoare annotation is: (or (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)))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0))) [2018-12-09 16:34:56,637 INFO L448 ceAbstractionStarter]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2018-12-09 16:34:56,637 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-09 16:34:56,637 INFO L448 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2018-12-09 16:34:56,637 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-09 16:34:56,637 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (or (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hx~1) (_ bv0 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))))) (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~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0))) [2018-12-09 16:34:56,637 INFO L448 ceAbstractionStarter]: For program point L137-1(line 137) no Hoare annotation was computed. [2018-12-09 16:34:56,637 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-09 16:34:56,637 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2018-12-09 16:34:56,637 INFO L448 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2018-12-09 16:34:56,637 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-09 16:34:56,637 INFO L448 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2018-12-09 16:34:56,637 INFO L444 ceAbstractionStarter]: At program point L196-2(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 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hx~1) (_ bv0 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))))) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (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))))) .cse2 .cse3 .cse4 .cse5) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0)))) [2018-12-09 16:34:56,637 INFO L448 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2018-12-09 16:34:56,638 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2018-12-09 16:34:56,638 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2018-12-09 16:34:56,638 INFO L444 ceAbstractionStarter]: At program point L122-2(lines 122 126) the Hoare annotation is: (or (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0))) [2018-12-09 16:34:56,638 INFO L448 ceAbstractionStarter]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2018-12-09 16:34:56,638 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-09 16:34:56,638 INFO L448 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-12-09 16:34:56,638 INFO L448 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2018-12-09 16:34:56,638 INFO L448 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-12-09 16:34:56,638 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2018-12-09 16:34:56,638 INFO L448 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2018-12-09 16:34:56,639 INFO L444 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 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hx~1) (_ bv0 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))))) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (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))))) .cse2 .cse3 .cse4 .cse5) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0)))) [2018-12-09 16:34:56,639 INFO L448 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2018-12-09 16:34:56,639 INFO L444 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 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hx~1) (_ bv0 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))))) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (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))))) .cse2 .cse3 .cse4 .cse5) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0)))) [2018-12-09 16:34:56,639 INFO L448 ceAbstractionStarter]: For program point L190-2(line 190) no Hoare annotation was computed. [2018-12-09 16:34:56,639 INFO L448 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-12-09 16:34:56,639 INFO L448 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2018-12-09 16:34:56,639 INFO L448 ceAbstractionStarter]: For program point __ieee754_atan2fFINAL(lines 118 213) no Hoare annotation was computed. [2018-12-09 16:34:56,639 INFO L451 ceAbstractionStarter]: At program point __ieee754_atan2fENTRY(lines 118 213) the Hoare annotation is: true [2018-12-09 16:34:56,639 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2018-12-09 16:34:56,640 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2018-12-09 16:34:56,640 INFO L448 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-12-09 16:34:56,640 INFO L448 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2018-12-09 16:34:56,640 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-09 16:34:56,640 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-09 16:34:56,640 INFO L448 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2018-12-09 16:34:56,640 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2018-12-09 16:34:56,640 INFO L448 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 12 25) no Hoare annotation was computed. [2018-12-09 16:34:56,640 INFO L448 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 12 25) no Hoare annotation was computed. [2018-12-09 16:34:56,641 INFO L451 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 12 25) the Hoare annotation is: true [2018-12-09 16:34:56,641 INFO L448 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2018-12-09 16:34:56,641 INFO L448 ceAbstractionStarter]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2018-12-09 16:34:56,641 INFO L448 ceAbstractionStarter]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2018-12-09 16:34:56,641 INFO L448 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2018-12-09 16:34:56,641 INFO L451 ceAbstractionStarter]: At program point L14-2(lines 14 18) the Hoare annotation is: true [2018-12-09 16:34:56,641 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 16:34:56,641 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (= ~tiny_atan2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) [2018-12-09 16:34:56,641 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 16:34:56,641 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 16:34:56,641 INFO L444 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (or (and (= main_~x~0 (fp.neg (_ +zero 8 24))) (fp.lt main_~y~0 (_ +zero 8 24))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0))) [2018-12-09 16:34:56,642 INFO L448 ceAbstractionStarter]: For program point L224(lines 224 231) no Hoare annotation was computed. [2018-12-09 16:34:56,642 INFO L448 ceAbstractionStarter]: For program point L225-1(line 225) no Hoare annotation was computed. [2018-12-09 16:34:56,642 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 228) no Hoare annotation was computed. [2018-12-09 16:34:56,642 INFO L448 ceAbstractionStarter]: For program point L224-2(lines 224 231) no Hoare annotation was computed. [2018-12-09 16:34:56,642 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 215 234) the Hoare annotation is: true [2018-12-09 16:34:56,642 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 215 234) no Hoare annotation was computed. [2018-12-09 16:34:56,642 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 215 234) no Hoare annotation was computed. [2018-12-09 16:34:56,642 INFO L448 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2018-12-09 16:34:56,642 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 230) no Hoare annotation was computed. [2018-12-09 16:34:56,642 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2018-12-09 16:34:56,642 INFO L451 ceAbstractionStarter]: At program point atan_floatENTRY(lines 51 113) the Hoare annotation is: true [2018-12-09 16:34:56,642 INFO L448 ceAbstractionStarter]: For program point atan_floatFINAL(lines 51 113) no Hoare annotation was computed. [2018-12-09 16:34:56,643 INFO L448 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2018-12-09 16:34:56,643 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2018-12-09 16:34:56,643 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2018-12-09 16:34:56,643 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2018-12-09 16:34:56,643 INFO L448 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2018-12-09 16:34:56,643 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-09 16:34:56,643 INFO L448 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2018-12-09 16:34:56,643 INFO L448 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2018-12-09 16:34:56,643 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2018-12-09 16:34:56,644 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2018-12-09 16:34:56,644 INFO L448 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2018-12-09 16:34:56,644 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2018-12-09 16:34:56,644 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2018-12-09 16:34:56,644 INFO L448 ceAbstractionStarter]: For program point atan_floatEXIT(lines 51 113) no Hoare annotation was computed. [2018-12-09 16:34:56,644 INFO L448 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2018-12-09 16:34:56,644 INFO L451 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: true [2018-12-09 16:34:56,644 INFO L448 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2018-12-09 16:34:56,644 INFO L451 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: true [2018-12-09 16:34:56,645 INFO L448 ceAbstractionStarter]: For program point L76-1(line 76) no Hoare annotation was computed. [2018-12-09 16:34:56,649 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,650 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,650 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,650 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,652 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,652 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,652 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,652 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,655 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,655 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,655 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,655 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,657 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,657 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,657 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,657 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,658 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,658 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,658 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,658 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,659 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,659 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,660 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,660 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,660 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,660 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,660 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,660 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,661 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,661 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,661 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,661 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,661 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,662 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,662 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,662 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,662 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,662 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,662 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,663 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,663 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,663 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,663 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,663 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,663 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,663 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,664 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,664 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,664 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,665 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,665 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,665 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,665 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,665 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,665 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,665 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,666 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,666 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,666 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,666 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,666 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,666 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,667 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,667 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,667 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,667 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,667 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,668 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,668 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,668 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,668 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,668 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,668 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,668 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,668 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,669 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 04:34:56 BoogieIcfgContainer [2018-12-09 16:34:56,671 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 16:34:56,671 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 16:34:56,671 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 16:34:56,671 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 16:34:56,672 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:34:46" (3/4) ... [2018-12-09 16:34:56,675 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 16:34:56,679 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 16:34:56,679 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2f [2018-12-09 16:34:56,679 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-12-09 16:34:56,680 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 16:34:56,680 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-12-09 16:34:56,685 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-12-09 16:34:56,685 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-09 16:34:56,686 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 16:34:56,686 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 16:34:56,703 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(x) == x && \old(y) == y) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) == pi_o_2) [2018-12-09 16:34:56,704 WARN L221 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])) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) == pi_o_2) [2018-12-09 16:34:56,705 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: !(~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && (\exists __ieee754_atan2f_~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])) || ((((((\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 :: ~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(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]))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) == pi_o_2) [2018-12-09 16:34:56,733 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2bc5a5b4-56cd-40f6-973a-624ea661ba72/bin-2019/utaipan/witness.graphml [2018-12-09 16:34:56,733 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 16:34:56,733 INFO L168 Benchmark]: Toolchain (without parser) took 19845.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 198.7 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -110.8 MB). Peak memory consumption was 87.9 MB. Max. memory is 11.5 GB. [2018-12-09 16:34:56,734 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:34:56,734 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.55 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 921.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-09 16:34:56,734 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -194.2 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-09 16:34:56,734 INFO L168 Benchmark]: Boogie Preprocessor took 31.34 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. [2018-12-09 16:34:56,734 INFO L168 Benchmark]: RCFGBuilder took 9565.78 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: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 11.5 GB. [2018-12-09 16:34:56,735 INFO L168 Benchmark]: TraceAbstraction took 9899.12 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 64.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -4.1 MB). Peak memory consumption was 60.4 MB. Max. memory is 11.5 GB. [2018-12-09 16:34:56,735 INFO L168 Benchmark]: Witness Printer took 61.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-12-09 16:34:56,736 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 232.55 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 921.9 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 51.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -194.2 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.34 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 9565.78 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: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9899.12 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 64.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -4.1 MB). Peak memory consumption was 60.4 MB. Max. memory is 11.5 GB. * Witness Printer took 61.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 228]: 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: 128]: Loop Invariant [2018-12-09 16:34:56,739 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,739 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,739 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,739 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,739 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,739 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,740 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,740 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,740 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,740 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,740 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,740 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,740 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,740 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,741 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,741 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven 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])) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) == pi_o_2) - InvariantResult [Line: 122]: Loop Invariant [2018-12-09 16:34:56,741 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,741 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,741 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,741 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,741 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,742 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,742 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,742 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((\old(x) == x && \old(y) == y) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) == pi_o_2) - InvariantResult [Line: 196]: Loop Invariant [2018-12-09 16:34:56,742 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,742 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,742 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,742 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,742 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,742 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,742 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,743 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,743 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,743 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,743 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,743 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,743 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,743 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,744 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,744 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,744 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,744 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,744 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,744 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,745 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,745 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,745 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,745 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,745 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,745 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,745 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,745 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,746 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,746 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,746 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,746 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,747 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,747 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,747 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,747 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,747 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,747 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,747 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,747 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,747 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,749 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-09 16:34:56,749 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,749 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,749 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,749 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-09 16:34:56,749 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,749 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,750 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 16:34:56,750 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((((((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: !(~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1) == 0bv32) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && (\exists __ieee754_atan2f_~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])) || ((((((\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 :: ~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(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]))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) == pi_o_2) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 101 locations, 1 error locations. SAFE Result, 9.8s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 6.0s AutomataDifference, 0.0s DeadEndRemovalTime, 1.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 734 SDtfs, 1070 SDslu, 1918 SDs, 0 SdLazy, 362 SolverSat, 57 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 111 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 44 PreInvPairs, 62 NumberOfFragments, 705 HoareAnnotationTreeSize, 44 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 315 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 139 ConstructedInterpolants, 29 QuantifiedInterpolants, 27934 SizeOfPredicates, 22 NumberOfNonLiveVariables, 907 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...