./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0663a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0663a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4efa6b9ac5f17994ac853fda671607d1380ebffe ......................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0663a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4efa6b9ac5f17994ac853fda671607d1380ebffe ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 14:28:40,377 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:28:40,378 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:28:40,384 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:28:40,384 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:28:40,385 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:28:40,385 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:28:40,386 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:28:40,387 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:28:40,387 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:28:40,388 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:28:40,388 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:28:40,389 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:28:40,389 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:28:40,390 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:28:40,390 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:28:40,391 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:28:40,392 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:28:40,393 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:28:40,393 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:28:40,394 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:28:40,395 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:28:40,396 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:28:40,396 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:28:40,396 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:28:40,397 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:28:40,397 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:28:40,398 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:28:40,398 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:28:40,399 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:28:40,399 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:28:40,399 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:28:40,399 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:28:40,400 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:28:40,400 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:28:40,401 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:28:40,401 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 14:28:40,408 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:28:40,408 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:28:40,409 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:28:40,409 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 14:28:40,409 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 14:28:40,409 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 14:28:40,409 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 14:28:40,409 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 14:28:40,410 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 14:28:40,410 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 14:28:40,410 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 14:28:40,410 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 14:28:40,410 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 14:28:40,410 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:28:40,411 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:28:40,411 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:28:40,411 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:28:40,411 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:28:40,411 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:28:40,411 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:28:40,411 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:28:40,411 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:28:40,411 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:28:40,412 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:28:40,412 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:28:40,412 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 14:28:40,412 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:28:40,412 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 14:28:40,412 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:28:40,412 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:28:40,413 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:28:40,413 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:28:40,413 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 14:28:40,413 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:28:40,413 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 14:28:40,413 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 14:28:40,413 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_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4efa6b9ac5f17994ac853fda671607d1380ebffe [2018-12-02 14:28:40,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:28:40,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:28:40,439 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:28:40,440 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:28:40,441 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:28:40,441 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0663a_true-unreach-call.c [2018-12-02 14:28:40,473 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/data/9ba509f13/815786de478b4d8caecb6f5852d44c85/FLAGc04e362ef [2018-12-02 14:28:40,906 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:28:40,906 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/sv-benchmarks/c/float-newlib/float_req_bl_0663a_true-unreach-call.c [2018-12-02 14:28:40,910 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/data/9ba509f13/815786de478b4d8caecb6f5852d44c85/FLAGc04e362ef [2018-12-02 14:28:40,918 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/data/9ba509f13/815786de478b4d8caecb6f5852d44c85 [2018-12-02 14:28:40,920 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:28:40,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:28:40,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:28:40,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:28:40,923 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:28:40,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:28:40" (1/1) ... [2018-12-02 14:28:40,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ab3c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:40, skipping insertion in model container [2018-12-02 14:28:40,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:28:40" (1/1) ... [2018-12-02 14:28:40,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:28:40,943 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:28:41,055 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:28:41,059 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:28:41,116 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:28:41,131 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:28:41,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:41 WrapperNode [2018-12-02 14:28:41,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:28:41,131 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:28:41,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:28:41,132 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:28:41,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:41" (1/1) ... [2018-12-02 14:28:41,144 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:41" (1/1) ... [2018-12-02 14:28:41,148 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:28:41,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:28:41,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:28:41,149 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:28:41,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:41" (1/1) ... [2018-12-02 14:28:41,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:41" (1/1) ... [2018-12-02 14:28:41,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:41" (1/1) ... [2018-12-02 14:28:41,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:41" (1/1) ... [2018-12-02 14:28:41,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:41" (1/1) ... [2018-12-02 14:28:41,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:41" (1/1) ... [2018-12-02 14:28:41,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:41" (1/1) ... [2018-12-02 14:28:41,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:28:41,178 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:28:41,178 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:28:41,179 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:28:41,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/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 [2018-12-02 14:28:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-12-02 14:28:41,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-12-02 14:28:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 14:28:41,210 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 14:28:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 14:28:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 14:28:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 14:28:41,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 14:28:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 14:28:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-02 14:28:41,210 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-02 14:28:41,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 14:28:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:28:41,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:28:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 14:28:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 14:28:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-12-02 14:28:41,211 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-12-02 14:28:41,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 14:28:41,492 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:28:41,492 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-02 14:28:41,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:28:41 BoogieIcfgContainer [2018-12-02 14:28:41,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:28:41,493 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 14:28:41,493 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 14:28:41,495 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 14:28:41,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:28:40" (1/3) ... [2018-12-02 14:28:41,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@195dc2a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:28:41, skipping insertion in model container [2018-12-02 14:28:41,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:41" (2/3) ... [2018-12-02 14:28:41,497 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@195dc2a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:28:41, skipping insertion in model container [2018-12-02 14:28:41,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:28:41" (3/3) ... [2018-12-02 14:28:41,498 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0663a_true-unreach-call.c [2018-12-02 14:28:41,504 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 14:28:41,509 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 14:28:41,519 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 14:28:41,538 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 14:28:41,539 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 14:28:41,539 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 14:28:41,539 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 14:28:41,539 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 14:28:41,539 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 14:28:41,539 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 14:28:41,539 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 14:28:41,551 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2018-12-02 14:28:41,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 14:28:41,554 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:28:41,555 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:28:41,556 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:28:41,560 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:28:41,560 INFO L82 PathProgramCache]: Analyzing trace with hash -1526168591, now seen corresponding path program 1 times [2018-12-02 14:28:41,562 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:28:41,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:28:41,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:28:41,590 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:28:41,591 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:28:41,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:28:41,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:28:41,655 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:28:41,656 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 14:28:41,656 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 14:28:41,659 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 14:28:41,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 14:28:41,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 14:28:41,668 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 2 states. [2018-12-02 14:28:41,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:28:41,687 INFO L93 Difference]: Finished difference Result 193 states and 306 transitions. [2018-12-02 14:28:41,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 14:28:41,688 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-12-02 14:28:41,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:28:41,694 INFO L225 Difference]: With dead ends: 193 [2018-12-02 14:28:41,694 INFO L226 Difference]: Without dead ends: 96 [2018-12-02 14:28:41,696 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 [2018-12-02 14:28:41,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-12-02 14:28:41,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-12-02 14:28:41,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-12-02 14:28:41,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 135 transitions. [2018-12-02 14:28:41,724 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 135 transitions. Word has length 19 [2018-12-02 14:28:41,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:28:41,724 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 135 transitions. [2018-12-02 14:28:41,724 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 14:28:41,724 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 135 transitions. [2018-12-02 14:28:41,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 14:28:41,725 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:28:41,725 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] [2018-12-02 14:28:41,725 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:28:41,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:28:41,725 INFO L82 PathProgramCache]: Analyzing trace with hash 1732400538, now seen corresponding path program 1 times [2018-12-02 14:28:41,725 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 14:28:41,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:28:41,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:28:41,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:28:41,726 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 14:28:41,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:28:41,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:28:41,791 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-02 14:28:41,807 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418259 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-12-02 14:28:41,808 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418245 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-02 14:28:41,808 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418252 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-02 14:28:41,808 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418265 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-12-02 14:28:41,809 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418243 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-12-02 14:28:41,809 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418247 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-12-02 14:28:41,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:28:41 BoogieIcfgContainer [2018-12-02 14:28:41,817 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 14:28:41,817 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 14:28:41,817 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 14:28:41,817 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 14:28:41,818 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:28:41" (3/4) ... [2018-12-02 14:28:41,820 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 14:28:41,820 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 14:28:41,820 INFO L168 Benchmark]: Toolchain (without parser) took 900.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.3 MB). Free memory was 961.4 MB in the beginning and 998.2 MB in the end (delta: -36.8 MB). Peak memory consumption was 55.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:28:41,821 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-12-02 14:28:41,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 209.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.3 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -122.1 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:28:41,822 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:28:41,822 INFO L168 Benchmark]: Boogie Preprocessor took 29.42 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:28:41,822 INFO L168 Benchmark]: RCFGBuilder took 314.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 11.5 GB. [2018-12-02 14:28:41,823 INFO L168 Benchmark]: TraceAbstraction took 323.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 998.2 MB in the end (delta: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. [2018-12-02 14:28:41,823 INFO L168 Benchmark]: Witness Printer took 2.87 ms. Allocated memory is still 1.1 GB. Free memory is still 998.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:28:41,825 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 209.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.3 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -122.1 MB). Peak memory consumption was 29.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.42 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 314.49 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 323.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 998.2 MB in the end (delta: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. * Witness Printer took 2.87 ms. Allocated memory is still 1.1 GB. Free memory is still 998.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418259 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 10737418252 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418265 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# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418247 could not be translated for associated CType ARRAY#_4_~FLOAT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 229]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 228, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someUnaryFLOAToperation at line 216, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] 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); [L228] 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] [L229] __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 [2018-12-02 14:28:43,156 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:28:43,157 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:28:43,163 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:28:43,163 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:28:43,164 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:28:43,164 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:28:43,165 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:28:43,166 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:28:43,166 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:28:43,167 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:28:43,167 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:28:43,167 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:28:43,168 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:28:43,168 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:28:43,169 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:28:43,169 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:28:43,170 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:28:43,171 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:28:43,172 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:28:43,172 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:28:43,173 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:28:43,174 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:28:43,174 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:28:43,174 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:28:43,175 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:28:43,175 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:28:43,176 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:28:43,176 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:28:43,177 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:28:43,177 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:28:43,177 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:28:43,177 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:28:43,177 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:28:43,178 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:28:43,178 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:28:43,178 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-02 14:28:43,186 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:28:43,186 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:28:43,186 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:28:43,186 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 14:28:43,187 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 14:28:43,187 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 14:28:43,187 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 14:28:43,187 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 14:28:43,187 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 14:28:43,187 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 14:28:43,188 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:28:43,188 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:28:43,188 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:28:43,188 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:28:43,188 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:28:43,188 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:28:43,188 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:28:43,188 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 14:28:43,189 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 14:28:43,189 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:28:43,189 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:28:43,189 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:28:43,189 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:28:43,189 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:28:43,189 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 14:28:43,190 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:28:43,190 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 14:28:43,190 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:28:43,190 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:28:43,190 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:28:43,190 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:28:43,190 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 14:28:43,190 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:28:43,191 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 14:28:43,191 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 14:28:43,191 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_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4efa6b9ac5f17994ac853fda671607d1380ebffe [2018-12-02 14:28:43,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:28:43,219 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:28:43,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:28:43,223 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:28:43,223 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:28:43,224 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0663a_true-unreach-call.c [2018-12-02 14:28:43,271 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/data/968872681/95a274b3d81543aa8154fb9f90f3a4e3/FLAGfb0680e37 [2018-12-02 14:28:43,600 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:28:43,601 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/sv-benchmarks/c/float-newlib/float_req_bl_0663a_true-unreach-call.c [2018-12-02 14:28:43,607 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/data/968872681/95a274b3d81543aa8154fb9f90f3a4e3/FLAGfb0680e37 [2018-12-02 14:28:43,615 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/data/968872681/95a274b3d81543aa8154fb9f90f3a4e3 [2018-12-02 14:28:43,616 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:28:43,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:28:43,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:28:43,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:28:43,621 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:28:43,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:28:43" (1/1) ... [2018-12-02 14:28:43,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671d23f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:43, skipping insertion in model container [2018-12-02 14:28:43,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:28:43" (1/1) ... [2018-12-02 14:28:43,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:28:43,647 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:28:43,780 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:28:43,786 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:28:43,824 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:28:43,846 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:28:43,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:43 WrapperNode [2018-12-02 14:28:43,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:28:43,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:28:43,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:28:43,847 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:28:43,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:43" (1/1) ... [2018-12-02 14:28:43,889 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:43" (1/1) ... [2018-12-02 14:28:43,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:28:43,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:28:43,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:28:43,894 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:28:43,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:43" (1/1) ... [2018-12-02 14:28:43,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:43" (1/1) ... [2018-12-02 14:28:43,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:43" (1/1) ... [2018-12-02 14:28:43,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:43" (1/1) ... [2018-12-02 14:28:43,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:43" (1/1) ... [2018-12-02 14:28:43,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:43" (1/1) ... [2018-12-02 14:28:43,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:43" (1/1) ... [2018-12-02 14:28:43,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:28:43,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:28:43,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:28:43,925 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:28:43,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/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 [2018-12-02 14:28:43,956 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-12-02 14:28:43,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-12-02 14:28:43,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-02 14:28:43,956 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 14:28:43,956 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 14:28:43,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 14:28:43,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 14:28:43,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 14:28:43,957 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-02 14:28:43,957 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-02 14:28:43,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 14:28:43,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 14:28:43,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:28:43,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:28:43,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 14:28:43,958 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-12-02 14:28:43,958 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-12-02 14:28:43,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 14:28:43,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 14:28:44,113 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 14:28:44,178 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 14:28:44,262 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 14:28:44,752 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 14:28:44,769 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 14:28:52,592 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 14:28:52,602 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:28:52,602 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-02 14:28:52,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:28:52 BoogieIcfgContainer [2018-12-02 14:28:52,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:28:52,603 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 14:28:52,603 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 14:28:52,605 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 14:28:52,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:28:43" (1/3) ... [2018-12-02 14:28:52,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@274c1b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:28:52, skipping insertion in model container [2018-12-02 14:28:52,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:28:43" (2/3) ... [2018-12-02 14:28:52,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@274c1b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:28:52, skipping insertion in model container [2018-12-02 14:28:52,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:28:52" (3/3) ... [2018-12-02 14:28:52,607 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0663a_true-unreach-call.c [2018-12-02 14:28:52,613 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 14:28:52,617 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 14:28:52,626 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 14:28:52,643 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 14:28:52,644 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 14:28:52,644 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 14:28:52,644 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 14:28:52,644 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 14:28:52,644 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 14:28:52,645 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 14:28:52,645 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 14:28:52,645 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 14:28:52,657 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2018-12-02 14:28:52,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 14:28:52,660 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:28:52,661 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:28:52,662 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:28:52,665 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:28:52,665 INFO L82 PathProgramCache]: Analyzing trace with hash -1526168591, now seen corresponding path program 1 times [2018-12-02 14:28:52,668 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:28:52,668 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/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 [2018-12-02 14:28:52,673 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:28:52,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:28:52,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:28:52,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:28:52,803 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:28:52,813 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:28:52,814 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 14:28:52,816 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 14:28:52,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 14:28:52,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 14:28:52,825 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 2 states. [2018-12-02 14:28:52,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:28:52,844 INFO L93 Difference]: Finished difference Result 193 states and 306 transitions. [2018-12-02 14:28:52,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 14:28:52,845 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-12-02 14:28:52,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:28:52,851 INFO L225 Difference]: With dead ends: 193 [2018-12-02 14:28:52,851 INFO L226 Difference]: Without dead ends: 96 [2018-12-02 14:28:52,853 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 [2018-12-02 14:28:52,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-12-02 14:28:52,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-12-02 14:28:52,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-12-02 14:28:52,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 135 transitions. [2018-12-02 14:28:52,881 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 135 transitions. Word has length 19 [2018-12-02 14:28:52,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:28:52,881 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 135 transitions. [2018-12-02 14:28:52,881 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 14:28:52,881 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 135 transitions. [2018-12-02 14:28:52,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 14:28:52,882 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:28:52,882 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] [2018-12-02 14:28:52,882 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:28:52,882 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:28:52,882 INFO L82 PathProgramCache]: Analyzing trace with hash 1732400538, now seen corresponding path program 1 times [2018-12-02 14:28:52,883 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:28:52,883 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/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 [2018-12-02 14:28:52,886 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:28:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:28:53,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:28:53,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:28:53,291 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:28:53,300 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:28:53,300 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-02 14:28:53,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 14:28:53,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 14:28:53,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-02 14:28:53,301 INFO L87 Difference]: Start difference. First operand 96 states and 135 transitions. Second operand 10 states. [2018-12-02 14:28:53,799 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-12-02 14:28:56,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:28:56,546 INFO L93 Difference]: Finished difference Result 102 states and 140 transitions. [2018-12-02 14:28:56,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 14:28:56,547 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 21 [2018-12-02 14:28:56,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:28:56,548 INFO L225 Difference]: With dead ends: 102 [2018-12-02 14:28:56,549 INFO L226 Difference]: Without dead ends: 96 [2018-12-02 14:28:56,549 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 [2018-12-02 14:28:56,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-12-02 14:28:56,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-12-02 14:28:56,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-12-02 14:28:56,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 134 transitions. [2018-12-02 14:28:56,560 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 134 transitions. Word has length 21 [2018-12-02 14:28:56,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:28:56,560 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 134 transitions. [2018-12-02 14:28:56,561 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 14:28:56,561 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 134 transitions. [2018-12-02 14:28:56,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 14:28:56,561 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:28:56,562 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] [2018-12-02 14:28:56,562 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:28:56,562 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:28:56,562 INFO L82 PathProgramCache]: Analyzing trace with hash -1918760219, now seen corresponding path program 1 times [2018-12-02 14:28:56,562 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:28:56,562 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/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 [2018-12-02 14:28:56,565 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:28:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:28:56,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:28:56,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:28:56,732 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:28:56,743 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:28:56,743 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 14:28:56,744 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 14:28:56,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 14:28:56,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 14:28:56,744 INFO L87 Difference]: Start difference. First operand 96 states and 134 transitions. Second operand 7 states. [2018-12-02 14:28:57,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:28:57,419 INFO L93 Difference]: Finished difference Result 185 states and 263 transitions. [2018-12-02 14:28:57,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:28:57,420 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-12-02 14:28:57,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:28:57,421 INFO L225 Difference]: With dead ends: 185 [2018-12-02 14:28:57,421 INFO L226 Difference]: Without dead ends: 90 [2018-12-02 14:28:57,422 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 [2018-12-02 14:28:57,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-12-02 14:28:57,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2018-12-02 14:28:57,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-12-02 14:28:57,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 123 transitions. [2018-12-02 14:28:57,428 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 123 transitions. Word has length 26 [2018-12-02 14:28:57,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:28:57,428 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 123 transitions. [2018-12-02 14:28:57,428 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 14:28:57,428 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 123 transitions. [2018-12-02 14:28:57,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 14:28:57,429 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:28:57,429 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] [2018-12-02 14:28:57,429 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:28:57,429 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:28:57,429 INFO L82 PathProgramCache]: Analyzing trace with hash -2037917021, now seen corresponding path program 1 times [2018-12-02 14:28:57,430 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:28:57,430 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/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 [2018-12-02 14:28:57,433 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:28:57,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:28:57,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:28:57,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:28:57,577 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:28:57,585 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:28:57,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 14:28:57,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 14:28:57,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 14:28:57,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 14:28:57,586 INFO L87 Difference]: Start difference. First operand 90 states and 123 transitions. Second operand 6 states. [2018-12-02 14:28:58,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:28:58,135 INFO L93 Difference]: Finished difference Result 98 states and 130 transitions. [2018-12-02 14:28:58,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 14:28:58,136 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-12-02 14:28:58,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:28:58,137 INFO L225 Difference]: With dead ends: 98 [2018-12-02 14:28:58,137 INFO L226 Difference]: Without dead ends: 90 [2018-12-02 14:28:58,137 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 [2018-12-02 14:28:58,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2018-12-02 14:28:58,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2018-12-02 14:28:58,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-12-02 14:28:58,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 121 transitions. [2018-12-02 14:28:58,143 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 121 transitions. Word has length 26 [2018-12-02 14:28:58,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:28:58,143 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 121 transitions. [2018-12-02 14:28:58,143 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 14:28:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 121 transitions. [2018-12-02 14:28:58,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 14:28:58,144 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:28:58,144 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] [2018-12-02 14:28:58,144 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:28:58,144 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:28:58,144 INFO L82 PathProgramCache]: Analyzing trace with hash -262909659, now seen corresponding path program 1 times [2018-12-02 14:28:58,144 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:28:58,145 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/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 [2018-12-02 14:28:58,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:28:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:28:58,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:28:58,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:28:58,592 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:28:58,601 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:28:58,601 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 14:28:58,602 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 14:28:58,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 14:28:58,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 14:28:58,602 INFO L87 Difference]: Start difference. First operand 90 states and 121 transitions. Second operand 7 states. [2018-12-02 14:29:00,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:29:00,932 INFO L93 Difference]: Finished difference Result 96 states and 126 transitions. [2018-12-02 14:29:00,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:29:00,933 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 26 [2018-12-02 14:29:00,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:29:00,933 INFO L225 Difference]: With dead ends: 96 [2018-12-02 14:29:00,934 INFO L226 Difference]: Without dead ends: 88 [2018-12-02 14:29:00,934 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 14:29:00,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-12-02 14:29:00,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2018-12-02 14:29:00,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2018-12-02 14:29:00,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 118 transitions. [2018-12-02 14:29:00,941 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 118 transitions. Word has length 26 [2018-12-02 14:29:00,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:29:00,941 INFO L480 AbstractCegarLoop]: Abstraction has 88 states and 118 transitions. [2018-12-02 14:29:00,942 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 14:29:00,942 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 118 transitions. [2018-12-02 14:29:00,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 14:29:00,942 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:29:00,942 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] [2018-12-02 14:29:00,943 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:29:00,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:29:00,943 INFO L82 PathProgramCache]: Analyzing trace with hash -558827431, now seen corresponding path program 1 times [2018-12-02 14:29:00,943 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 14:29:00,943 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/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 [2018-12-02 14:29:00,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:29:01,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:01,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:29:01,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:01,127 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 14:29:01,136 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:29:01,136 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 14:29:01,136 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 14:29:01,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 14:29:01,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 14:29:01,136 INFO L87 Difference]: Start difference. First operand 88 states and 118 transitions. Second operand 7 states. [2018-12-02 14:29:01,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:29:01,502 INFO L93 Difference]: Finished difference Result 88 states and 118 transitions. [2018-12-02 14:29:01,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:29:01,502 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2018-12-02 14:29:01,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:29:01,503 INFO L225 Difference]: With dead ends: 88 [2018-12-02 14:29:01,503 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 14:29:01,504 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 [2018-12-02 14:29:01,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 14:29:01,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 14:29:01,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 14:29:01,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 14:29:01,504 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-12-02 14:29:01,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:29:01,504 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 14:29:01,504 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 14:29:01,505 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 14:29:01,505 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 14:29:01,508 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 14:29:02,019 WARN L180 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2018-12-02 14:29:02,173 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2018-12-02 14:29:02,642 WARN L180 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2018-12-02 14:29:03,064 WARN L180 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2018-12-02 14:29:03,075 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:29:03,075 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-02 14:29:03,075 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:29:03,075 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-02 14:29:03,075 INFO L448 ceAbstractionStarter]: For program point __ieee754_atan2fEXIT(lines 118 213) no Hoare annotation was computed. [2018-12-02 14:29:03,076 INFO L448 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-12-02 14:29:03,076 INFO L448 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2018-12-02 14:29:03,076 INFO L448 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2018-12-02 14:29:03,076 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2018-12-02 14:29:03,076 INFO L448 ceAbstractionStarter]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2018-12-02 14:29:03,076 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-02 14:29:03,076 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2018-12-02 14:29:03,076 INFO L448 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-12-02 14:29:03,076 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-02 14:29:03,076 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2018-12-02 14:29:03,076 INFO L448 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-12-02 14:29:03,077 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2018-12-02 14:29:03,077 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))) [2018-12-02 14:29:03,077 INFO L448 ceAbstractionStarter]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2018-12-02 14:29:03,077 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-02 14:29:03,077 INFO L448 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2018-12-02 14:29:03,077 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-02 14:29:03,077 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))) [2018-12-02 14:29:03,077 INFO L448 ceAbstractionStarter]: For program point L137-1(line 137) no Hoare annotation was computed. [2018-12-02 14:29:03,077 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-02 14:29:03,077 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2018-12-02 14:29:03,078 INFO L448 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2018-12-02 14:29:03,078 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-02 14:29:03,078 INFO L448 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2018-12-02 14:29:03,078 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)))) [2018-12-02 14:29:03,078 INFO L448 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2018-12-02 14:29:03,078 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2018-12-02 14:29:03,078 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2018-12-02 14:29:03,078 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))) [2018-12-02 14:29:03,078 INFO L448 ceAbstractionStarter]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2018-12-02 14:29:03,078 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-02 14:29:03,078 INFO L448 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-12-02 14:29:03,078 INFO L448 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2018-12-02 14:29:03,079 INFO L448 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-12-02 14:29:03,079 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2018-12-02 14:29:03,079 INFO L448 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2018-12-02 14:29:03,079 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)))) [2018-12-02 14:29:03,079 INFO L448 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2018-12-02 14:29:03,079 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)))) [2018-12-02 14:29:03,079 INFO L448 ceAbstractionStarter]: For program point L190-2(line 190) no Hoare annotation was computed. [2018-12-02 14:29:03,079 INFO L448 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-12-02 14:29:03,079 INFO L448 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point __ieee754_atan2fFINAL(lines 118 213) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L451 ceAbstractionStarter]: At program point __ieee754_atan2fENTRY(lines 118 213) the Hoare annotation is: true [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 12 25) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 12 25) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L451 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 12 25) the Hoare annotation is: true [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2018-12-02 14:29:03,080 INFO L451 ceAbstractionStarter]: At program point L14-2(lines 14 18) the Hoare annotation is: true [2018-12-02 14:29:03,080 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:29:03,080 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))))) [2018-12-02 14:29:03,081 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 14:29:03,081 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:29:03,081 INFO L444 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (or (and (fp.gt main_~y~0 (_ +zero 8 24)) (= main_~x~0 (fp.neg (_ +zero 8 24)))) (not (= ~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))) [2018-12-02 14:29:03,081 INFO L448 ceAbstractionStarter]: For program point L224(lines 224 232) no Hoare annotation was computed. [2018-12-02 14:29:03,081 INFO L448 ceAbstractionStarter]: For program point L225-1(line 225) no Hoare annotation was computed. [2018-12-02 14:29:03,081 INFO L448 ceAbstractionStarter]: For program point L224-2(lines 224 232) no Hoare annotation was computed. [2018-12-02 14:29:03,081 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 215 234) the Hoare annotation is: true [2018-12-02 14:29:03,081 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 215 234) no Hoare annotation was computed. [2018-12-02 14:29:03,081 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 215 234) no Hoare annotation was computed. [2018-12-02 14:29:03,081 INFO L448 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2018-12-02 14:29:03,081 INFO L448 ceAbstractionStarter]: For program point L228(lines 228 231) no Hoare annotation was computed. [2018-12-02 14:29:03,081 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 229) no Hoare annotation was computed. [2018-12-02 14:29:03,081 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2018-12-02 14:29:03,081 INFO L451 ceAbstractionStarter]: At program point atan_floatENTRY(lines 51 113) the Hoare annotation is: true [2018-12-02 14:29:03,081 INFO L448 ceAbstractionStarter]: For program point atan_floatFINAL(lines 51 113) no Hoare annotation was computed. [2018-12-02 14:29:03,081 INFO L448 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2018-12-02 14:29:03,081 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2018-12-02 14:29:03,082 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2018-12-02 14:29:03,082 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2018-12-02 14:29:03,082 INFO L448 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2018-12-02 14:29:03,082 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-02 14:29:03,082 INFO L448 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2018-12-02 14:29:03,082 INFO L448 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2018-12-02 14:29:03,082 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2018-12-02 14:29:03,082 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2018-12-02 14:29:03,082 INFO L448 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2018-12-02 14:29:03,082 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2018-12-02 14:29:03,082 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2018-12-02 14:29:03,082 INFO L448 ceAbstractionStarter]: For program point atan_floatEXIT(lines 51 113) no Hoare annotation was computed. [2018-12-02 14:29:03,082 INFO L448 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2018-12-02 14:29:03,083 INFO L451 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: true [2018-12-02 14:29:03,083 INFO L448 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2018-12-02 14:29:03,083 INFO L451 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: true [2018-12-02 14:29:03,083 INFO L448 ceAbstractionStarter]: For program point L76-1(line 76) no Hoare annotation was computed. [2018-12-02 14:29:03,087 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,088 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,088 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,088 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,090 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,090 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,091 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,091 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,093 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,094 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,094 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,094 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,094 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,094 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,094 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,095 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,095 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,095 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,096 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,096 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,096 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,096 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,097 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,097 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,098 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,098 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,098 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,099 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,099 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,099 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,099 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,099 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,099 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,100 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,100 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,100 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,100 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,100 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,100 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,101 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,101 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,101 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,101 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,101 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,101 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,102 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,102 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,102 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,102 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,102 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,102 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,103 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,103 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,104 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,104 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,104 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,104 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,104 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,105 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,105 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,105 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,105 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,105 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,105 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,105 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,105 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,105 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,105 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,106 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,106 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,106 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,106 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,106 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,106 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,106 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,106 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,106 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,106 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,106 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,107 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:29:03 BoogieIcfgContainer [2018-12-02 14:29:03,109 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 14:29:03,109 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 14:29:03,109 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 14:29:03,109 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 14:29:03,110 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:28:52" (3/4) ... [2018-12-02 14:29:03,113 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 14:29:03,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 14:29:03,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2f [2018-12-02 14:29:03,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-12-02 14:29:03,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 14:29:03,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-12-02 14:29:03,124 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-12-02 14:29:03,124 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-02 14:29:03,124 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 14:29:03,125 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 14:29:03,141 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) [2018-12-02 14:29:03,141 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) [2018-12-02 14:29:03,143 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) [2018-12-02 14:29:03,171 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_198ac020-0204-4c47-b35e-81c13806c37f/bin-2019/utaipan/witness.graphml [2018-12-02 14:29:03,171 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 14:29:03,171 INFO L168 Benchmark]: Toolchain (without parser) took 19554.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 208.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -126.4 MB). Peak memory consumption was 82.2 MB. Max. memory is 11.5 GB. [2018-12-02 14:29:03,172 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-12-02 14:29:03,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.00 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 921.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2018-12-02 14:29:03,172 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -213.3 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-12-02 14:29:03,172 INFO L168 Benchmark]: Boogie Preprocessor took 30.47 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. [2018-12-02 14:29:03,172 INFO L168 Benchmark]: RCFGBuilder took 8677.87 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: 57.5 MB). Peak memory consumption was 57.5 MB. Max. memory is 11.5 GB. [2018-12-02 14:29:03,172 INFO L168 Benchmark]: TraceAbstraction took 10505.99 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -625.6 kB). Peak memory consumption was 61.2 MB. Max. memory is 11.5 GB. [2018-12-02 14:29:03,173 INFO L168 Benchmark]: Witness Printer took 61.66 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. [2018-12-02 14:29:03,174 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 229.00 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 921.9 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -213.3 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.47 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 8677.87 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: 57.5 MB). Peak memory consumption was 57.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10505.99 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -625.6 kB). Peak memory consumption was 61.2 MB. Max. memory is 11.5 GB. * Witness Printer took 61.66 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: 229]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 128]: Loop Invariant [2018-12-02 14:29:03,176 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,177 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,177 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,177 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,177 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,177 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,177 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,177 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,178 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,178 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,178 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,178 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,178 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,178 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,178 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,178 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 [2018-12-02 14:29:03,179 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,179 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,179 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,179 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,179 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,179 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,179 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,179 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 [2018-12-02 14:29:03,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,181 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,181 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,181 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,181 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,181 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,181 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,181 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,182 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,182 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,182 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,182 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,183 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,183 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,183 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,183 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,183 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-12-02 14:29:03,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-12-02 14:29:03,186 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,186 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,186 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 14:29:03,186 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, 10.4s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 7.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 733 SDtfs, 1073 SDslu, 1919 SDs, 0 SdLazy, 353 SolverSat, 57 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 5.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 111 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.4s 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, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 139 ConstructedInterpolants, 29 QuantifiedInterpolants, 27734 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...