./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0670_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0670_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6b275d471d235c565842a02c594b024c1203d73 .................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0670_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6b275d471d235c565842a02c594b024c1203d73 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 13:34:49,171 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:34:49,172 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:34:49,178 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:34:49,179 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:34:49,179 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:34:49,180 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:34:49,181 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:34:49,183 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:34:49,183 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:34:49,184 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:34:49,184 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:34:49,185 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:34:49,185 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:34:49,186 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:34:49,186 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:34:49,187 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:34:49,188 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:34:49,189 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:34:49,190 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:34:49,190 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:34:49,191 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:34:49,192 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:34:49,192 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:34:49,192 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:34:49,193 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:34:49,193 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:34:49,194 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:34:49,194 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:34:49,195 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:34:49,195 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:34:49,196 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:34:49,196 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:34:49,196 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:34:49,197 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:34:49,197 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:34:49,197 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 13:34:49,205 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:34:49,205 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:34:49,205 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:34:49,205 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:34:49,206 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:34:49,206 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:34:49,206 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:34:49,206 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:34:49,207 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:34:49,207 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:34:49,207 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:34:49,207 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:34:49,207 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:34:49,207 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:34:49,207 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:34:49,208 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:34:49,208 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:34:49,208 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:34:49,208 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:34:49,208 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:34:49,208 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:34:49,208 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:34:49,209 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:34:49,209 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:34:49,209 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:34:49,209 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:34:49,209 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:34:49,209 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:34:49,209 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:34:49,210 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 13:34:49,210 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_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6b275d471d235c565842a02c594b024c1203d73 [2018-11-28 13:34:49,233 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:34:49,240 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:34:49,242 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:34:49,243 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:34:49,243 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:34:49,244 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0670_true-unreach-call.c [2018-11-28 13:34:49,291 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/data/ba5164416/944b20e9ad8f4156840096e455cee0c7/FLAG9e0dd25ac [2018-11-28 13:34:49,698 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:34:49,699 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/sv-benchmarks/c/float-newlib/float_req_bl_0670_true-unreach-call.c [2018-11-28 13:34:49,703 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/data/ba5164416/944b20e9ad8f4156840096e455cee0c7/FLAG9e0dd25ac [2018-11-28 13:34:49,712 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/data/ba5164416/944b20e9ad8f4156840096e455cee0c7 [2018-11-28 13:34:49,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:34:49,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:34:49,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:34:49,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:34:49,718 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:34:49,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:34:49" (1/1) ... [2018-11-28 13:34:49,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e147400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:49, skipping insertion in model container [2018-11-28 13:34:49,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:34:49" (1/1) ... [2018-11-28 13:34:49,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:34:49,744 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:34:49,890 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:34:49,895 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:34:49,976 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:34:49,992 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:34:49,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:49 WrapperNode [2018-11-28 13:34:49,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:34:49,993 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:34:49,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:34:49,993 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:34:50,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:49" (1/1) ... [2018-11-28 13:34:50,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:49" (1/1) ... [2018-11-28 13:34:50,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:34:50,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:34:50,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:34:50,020 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:34:50,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:49" (1/1) ... [2018-11-28 13:34:50,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:49" (1/1) ... [2018-11-28 13:34:50,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:49" (1/1) ... [2018-11-28 13:34:50,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:49" (1/1) ... [2018-11-28 13:34:50,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:49" (1/1) ... [2018-11-28 13:34:50,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:49" (1/1) ... [2018-11-28 13:34:50,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:49" (1/1) ... [2018-11-28 13:34:50,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:34:50,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:34:50,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:34:50,065 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:34:50,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:34:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-11-28 13:34:50,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-11-28 13:34:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 13:34:50,111 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 13:34:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-28 13:34:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 13:34:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-28 13:34:50,112 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-28 13:34:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 13:34:50,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 13:34:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-28 13:34:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-28 13:34:50,112 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-28 13:34:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:34:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:34:50,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:34:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 13:34:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-11-28 13:34:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-28 13:34:50,114 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-28 13:34:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 13:34:50,554 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:34:50,555 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-11-28 13:34:50,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:34:50 BoogieIcfgContainer [2018-11-28 13:34:50,555 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:34:50,555 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:34:50,556 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:34:50,558 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:34:50,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:34:49" (1/3) ... [2018-11-28 13:34:50,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35cb9bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:34:50, skipping insertion in model container [2018-11-28 13:34:50,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:49" (2/3) ... [2018-11-28 13:34:50,560 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35cb9bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:34:50, skipping insertion in model container [2018-11-28 13:34:50,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:34:50" (3/3) ... [2018-11-28 13:34:50,561 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0670_true-unreach-call.c [2018-11-28 13:34:50,569 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:34:50,574 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 13:34:50,588 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 13:34:50,611 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:34:50,611 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:34:50,611 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:34:50,611 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:34:50,611 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:34:50,612 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:34:50,612 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:34:50,612 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:34:50,612 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:34:50,625 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2018-11-28 13:34:50,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-28 13:34:50,629 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:34:50,630 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:34:50,632 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:34:50,635 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:34:50,635 INFO L82 PathProgramCache]: Analyzing trace with hash -2098232351, now seen corresponding path program 1 times [2018-11-28 13:34:50,636 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:34:50,637 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:34:50,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:34:50,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:34:50,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:34:50,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:34:50,760 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:34:50,762 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:34:50,762 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 13:34:50,765 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 13:34:50,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 13:34:50,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 13:34:50,774 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2018-11-28 13:34:50,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:34:50,795 INFO L93 Difference]: Finished difference Result 208 states and 324 transitions. [2018-11-28 13:34:50,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 13:34:50,796 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 30 [2018-11-28 13:34:50,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:34:50,803 INFO L225 Difference]: With dead ends: 208 [2018-11-28 13:34:50,803 INFO L226 Difference]: Without dead ends: 106 [2018-11-28 13:34:50,805 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 [2018-11-28 13:34:50,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-11-28 13:34:50,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2018-11-28 13:34:50,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-11-28 13:34:50,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 148 transitions. [2018-11-28 13:34:50,839 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 148 transitions. Word has length 30 [2018-11-28 13:34:50,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:34:50,840 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 148 transitions. [2018-11-28 13:34:50,840 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 13:34:50,840 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 148 transitions. [2018-11-28 13:34:50,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-28 13:34:50,842 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:34:50,842 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:34:50,842 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:34:50,842 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:34:50,843 INFO L82 PathProgramCache]: Analyzing trace with hash 1945989656, now seen corresponding path program 1 times [2018-11-28 13:34:50,843 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:34:50,843 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:34:50,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:34:50,844 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:34:50,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:34:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:34:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 13:34:50,947 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 13:34:50,975 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418254 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-28 13:34:50,976 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418268 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-28 13:34:50,976 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418262 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-28 13:34:50,976 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418245 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-28 13:34:50,976 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418251 could not be translated for associated CType ARRAY#_4_~FLOAT# [2018-11-28 13:34:50,977 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418249 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-11-28 13:34:50,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:34:50 BoogieIcfgContainer [2018-11-28 13:34:50,990 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 13:34:50,991 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:34:50,991 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:34:50,991 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:34:50,995 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:34:50" (3/4) ... [2018-11-28 13:34:50,997 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 13:34:50,997 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:34:50,997 INFO L168 Benchmark]: Toolchain (without parser) took 1283.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 953.3 MB in the beginning and 1.0 GB in the end (delta: -84.2 MB). Peak memory consumption was 47.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:34:50,999 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:34:50,999 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -176.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2018-11-28 13:34:50,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.12 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:34:51,000 INFO L168 Benchmark]: Boogie Preprocessor took 44.81 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:34:51,000 INFO L168 Benchmark]: RCFGBuilder took 489.82 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: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. [2018-11-28 13:34:51,000 INFO L168 Benchmark]: TraceAbstraction took 434.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-28 13:34:51,001 INFO L168 Benchmark]: Witness Printer took 6.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:34:51,003 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 278.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -176.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.12 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.81 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 489.82 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: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 434.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Witness Printer took 6.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418254 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418268 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418262 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#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418251 could not be translated for associated CType ARRAY#_4_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418249 could not be translated for associated CType ARRAY#_11_~FLOAT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 234]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 13, overapproximation of someUnaryDOUBLEoperation at line 45, overapproximation of bitwiseAnd at line 136, overapproximation of someBinaryArithmeticFLOAToperation at line 138. Possible FailurePath: [L30-L35] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L37-L42] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L44-L48] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L50-L52] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L118-L119] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [\old(aT_atan)=null, \old(aT_atan)=null, \old(atanhi_atan)=null, \old(atanhi_atan)=null, \old(atanlo_atan)=null, \old(atanlo_atan)=null, \old(huge_atan)=10737418265, \old(one_atan)=10737418256, \old(pi)=10737418263, \old(pi_lo_atan2)=10737418253, \old(pi_o_2)=10737418241, \old(pi_o_4)=10737418260, \old(tiny_atan2)=10737418267, \old(zero_atan2)=10737418248, aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L224] float x = __VERIFIER_nondet_float(); [L225] float y = __VERIFIER_nondet_float(); [L227] CALL, EXPR isnan_float(x) VAL [\old(x)=10737418261, aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L13] return x != x; VAL [\old(x)=10737418261, \result=1, aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=10737418261, zero_atan2=0] [L227] RET, EXPR isnan_float(x) VAL [aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, isnan_float(x)=1, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=10737418261, y=10737418266, zero_atan2=0] [L227] isnan_float(x) || isnan_float(y) VAL [aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, isnan_float(x)=1, isnan_float(x) || isnan_float(y)=1, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=10737418261, y=10737418266, zero_atan2=0] [L227] COND TRUE isnan_float(x) || isnan_float(y) [L230] CALL, EXPR __ieee754_atan2f(y, x) VAL [\old(x)=10737418261, \old(y)=10737418266, aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L122] float z; [L123] __int32_t k, m, hx, hy, ix, iy; VAL [\old(x)=10737418261, \old(y)=10737418266, aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=10737418261, y=10737418266, zero_atan2=0] [L126] ieee_float_shape_type gf_u; [L127] gf_u.value = (x) [L128] EXPR gf_u.word [L128] (hx) = gf_u.word [L130] ix = hx & 0x7fffffff VAL [\old(x)=10737418261, \old(y)=10737418266, aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, 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=10737418261, y=10737418266, zero_atan2=0] [L132] ieee_float_shape_type gf_u; [L133] gf_u.value = (y) [L134] EXPR gf_u.word [L134] (hy) = gf_u.word [L136] iy = hy & 0x7fffffff VAL [\old(x)=10737418261, \old(y)=10737418266, aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, 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=10737418261, y=10737418266, zero_atan2=0] [L137] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L138] return x + y; VAL [\old(x)=10737418261, \old(y)=10737418266, aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, 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=10737418261, y=10737418266, zero_atan2=0] [L230] RET, EXPR __ieee754_atan2f(y, x) VAL [__ieee754_atan2f(y, x)=10737418244, aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=10737418261, y=10737418266, zero_atan2=0] [L230] float res = __ieee754_atan2f(y, x); [L233] CALL, EXPR isnan_float(res) VAL [\old(x)=10737418244, aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L13] return x != x; VAL [\old(x)=10737418244, \result=0, aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=10737418244, zero_atan2=0] [L233] RET, EXPR isnan_float(res) VAL [aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, isnan_float(res)=0, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10737418244, tiny_atan2=1/1000000000000000000000000000000, x=10737418261, y=10737418266, zero_atan2=0] [L233] COND TRUE !isnan_float(res) [L234] __VERIFIER_error() VAL [aT_atan={10737418250:0}, atanhi_atan={10737418252:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=10737418244, tiny_atan2=1/1000000000000000000000000000000, x=10737418261, y=10737418266, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 111 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 154 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 841 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-0cd3be1 [2018-11-28 13:34:52,542 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:34:52,543 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:34:52,552 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:34:52,552 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:34:52,553 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:34:52,554 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:34:52,555 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:34:52,557 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:34:52,558 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:34:52,558 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:34:52,559 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:34:52,559 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:34:52,560 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:34:52,561 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:34:52,562 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:34:52,562 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:34:52,564 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:34:52,566 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:34:52,567 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:34:52,568 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:34:52,569 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:34:52,572 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:34:52,572 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:34:52,572 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:34:52,573 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:34:52,574 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:34:52,575 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:34:52,576 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:34:52,576 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:34:52,577 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:34:52,577 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:34:52,578 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:34:52,578 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:34:52,579 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:34:52,580 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:34:52,580 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 13:34:52,593 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:34:52,593 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:34:52,594 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:34:52,594 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:34:52,595 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:34:52,595 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:34:52,595 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:34:52,596 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:34:52,596 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:34:52,596 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:34:52,596 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:34:52,596 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:34:52,596 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:34:52,597 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:34:52,597 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 13:34:52,597 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 13:34:52,597 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:34:52,597 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:34:52,597 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:34:52,597 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:34:52,598 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:34:52,598 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:34:52,598 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:34:52,598 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:34:52,600 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:34:52,600 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:34:52,600 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:34:52,600 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:34:52,600 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 13:34:52,600 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:34:52,601 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 13:34:52,601 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 13:34:52,601 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_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6b275d471d235c565842a02c594b024c1203d73 [2018-11-28 13:34:52,629 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:34:52,638 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:34:52,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:34:52,642 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:34:52,643 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:34:52,643 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0670_true-unreach-call.c [2018-11-28 13:34:52,684 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/data/131648fa0/5822372569084eb590f321e61fab3631/FLAG85d3d3a4b [2018-11-28 13:34:53,031 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:34:53,032 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/sv-benchmarks/c/float-newlib/float_req_bl_0670_true-unreach-call.c [2018-11-28 13:34:53,037 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/data/131648fa0/5822372569084eb590f321e61fab3631/FLAG85d3d3a4b [2018-11-28 13:34:53,458 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/data/131648fa0/5822372569084eb590f321e61fab3631 [2018-11-28 13:34:53,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:34:53,461 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:34:53,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:34:53,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:34:53,464 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:34:53,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:34:53" (1/1) ... [2018-11-28 13:34:53,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@326ac725 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:53, skipping insertion in model container [2018-11-28 13:34:53,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:34:53" (1/1) ... [2018-11-28 13:34:53,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:34:53,488 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:34:53,639 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:34:53,648 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:34:53,686 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:34:53,712 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:34:53,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:53 WrapperNode [2018-11-28 13:34:53,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:34:53,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:34:53,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:34:53,714 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:34:53,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:53" (1/1) ... [2018-11-28 13:34:53,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:53" (1/1) ... [2018-11-28 13:34:53,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:34:53,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:34:53,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:34:53,775 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:34:53,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:53" (1/1) ... [2018-11-28 13:34:53,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:53" (1/1) ... [2018-11-28 13:34:53,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:53" (1/1) ... [2018-11-28 13:34:53,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:53" (1/1) ... [2018-11-28 13:34:53,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:53" (1/1) ... [2018-11-28 13:34:53,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:53" (1/1) ... [2018-11-28 13:34:53,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:53" (1/1) ... [2018-11-28 13:34:53,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:34:53,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:34:53,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:34:53,814 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:34:53,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:34:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-11-28 13:34:53,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-11-28 13:34:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-11-28 13:34:53,845 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 13:34:53,846 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 13:34:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-28 13:34:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-28 13:34:53,846 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-28 13:34:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 13:34:53,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 13:34:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-28 13:34:53,846 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-28 13:34:53,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:34:53,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 13:34:53,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:34:53,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:34:53,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-28 13:34:53,847 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-28 13:34:53,847 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-28 13:34:53,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 13:34:53,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 13:34:54,025 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:34:54,105 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:34:54,204 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:34:54,808 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:34:54,822 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:34:54,842 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:35:01,317 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:35:01,317 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-11-28 13:35:01,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:35:01 BoogieIcfgContainer [2018-11-28 13:35:01,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:35:01,318 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:35:01,318 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:35:01,320 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:35:01,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:34:53" (1/3) ... [2018-11-28 13:35:01,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cb79f19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:35:01, skipping insertion in model container [2018-11-28 13:35:01,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:34:53" (2/3) ... [2018-11-28 13:35:01,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cb79f19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:35:01, skipping insertion in model container [2018-11-28 13:35:01,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:35:01" (3/3) ... [2018-11-28 13:35:01,323 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0670_true-unreach-call.c [2018-11-28 13:35:01,329 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:35:01,335 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 13:35:01,350 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 13:35:01,372 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:35:01,372 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:35:01,372 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:35:01,373 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:35:01,373 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:35:01,373 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:35:01,373 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:35:01,373 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:35:01,373 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:35:01,386 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2018-11-28 13:35:01,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-28 13:35:01,391 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:35:01,392 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:35:01,393 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:35:01,397 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:35:01,397 INFO L82 PathProgramCache]: Analyzing trace with hash 1831451699, now seen corresponding path program 1 times [2018-11-28 13:35:01,401 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 13:35:01,401 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-28 13:35:01,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:35:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:35:01,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:35:01,565 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:35:01,565 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 13:35:01,580 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:35:01,581 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 13:35:01,584 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 13:35:01,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 13:35:01,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 13:35:01,594 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 2 states. [2018-11-28 13:35:01,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:35:01,622 INFO L93 Difference]: Finished difference Result 206 states and 322 transitions. [2018-11-28 13:35:01,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 13:35:01,623 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 29 [2018-11-28 13:35:01,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:35:01,634 INFO L225 Difference]: With dead ends: 206 [2018-11-28 13:35:01,634 INFO L226 Difference]: Without dead ends: 105 [2018-11-28 13:35:01,638 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 13:35:01,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-11-28 13:35:01,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2018-11-28 13:35:01,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2018-11-28 13:35:01,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 147 transitions. [2018-11-28 13:35:01,678 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 147 transitions. Word has length 29 [2018-11-28 13:35:01,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:35:01,679 INFO L480 AbstractCegarLoop]: Abstraction has 105 states and 147 transitions. [2018-11-28 13:35:01,679 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 13:35:01,680 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 147 transitions. [2018-11-28 13:35:01,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-28 13:35:01,681 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:35:01,681 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:35:01,682 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:35:01,682 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:35:01,682 INFO L82 PathProgramCache]: Analyzing trace with hash 462865180, now seen corresponding path program 1 times [2018-11-28 13:35:01,682 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 13:35:01,683 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-11-28 13:35:01,687 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:35:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:35:01,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:35:04,227 WARN L180 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2018-11-28 13:35:08,758 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 13:35:08,758 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 13:35:08,774 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:35:08,774 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-11-28 13:35:08,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-28 13:35:08,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-28 13:35:08,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=90, Unknown=1, NotChecked=0, Total=110 [2018-11-28 13:35:08,776 INFO L87 Difference]: Start difference. First operand 105 states and 147 transitions. Second operand 11 states. [2018-11-28 13:35:14,859 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-28 13:35:15,823 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-28 13:35:17,898 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-28 13:35:37,600 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-28 13:35:43,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:35:43,868 INFO L93 Difference]: Finished difference Result 119 states and 163 transitions. [2018-11-28 13:35:43,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-28 13:35:43,869 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 31 [2018-11-28 13:35:43,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:35:43,873 INFO L225 Difference]: With dead ends: 119 [2018-11-28 13:35:43,873 INFO L226 Difference]: Without dead ends: 114 [2018-11-28 13:35:43,874 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 11.4s TimeCoverageRelationStatistics Valid=47, Invalid=224, Unknown=1, NotChecked=0, Total=272 [2018-11-28 13:35:43,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-11-28 13:35:43,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 109. [2018-11-28 13:35:43,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-11-28 13:35:43,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 152 transitions. [2018-11-28 13:35:43,890 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 152 transitions. Word has length 31 [2018-11-28 13:35:43,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:35:43,890 INFO L480 AbstractCegarLoop]: Abstraction has 109 states and 152 transitions. [2018-11-28 13:35:43,890 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-28 13:35:43,890 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 152 transitions. [2018-11-28 13:35:43,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-28 13:35:43,892 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:35:43,892 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:35:43,893 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:35:43,893 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:35:43,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1221687855, now seen corresponding path program 1 times [2018-11-28 13:35:43,894 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 13:35:43,894 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-11-28 13:35:43,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:35:44,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:35:44,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:35:50,076 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-28 13:35:50,076 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 13:35:50,091 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:35:50,091 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-11-28 13:35:50,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-28 13:35:50,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-28 13:35:50,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-11-28 13:35:50,092 INFO L87 Difference]: Start difference. First operand 109 states and 152 transitions. Second operand 11 states. [2018-11-28 13:35:53,148 WARN L180 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-28 13:36:12,908 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-28 13:36:15,842 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-28 13:36:16,461 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-28 13:36:17,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:36:17,189 INFO L93 Difference]: Finished difference Result 121 states and 165 transitions. [2018-11-28 13:36:17,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 13:36:17,190 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 36 [2018-11-28 13:36:17,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:36:17,192 INFO L225 Difference]: With dead ends: 121 [2018-11-28 13:36:17,192 INFO L226 Difference]: Without dead ends: 114 [2018-11-28 13:36:17,193 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-28 13:36:17,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-11-28 13:36:17,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 109. [2018-11-28 13:36:17,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-11-28 13:36:17,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 151 transitions. [2018-11-28 13:36:17,205 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 151 transitions. Word has length 36 [2018-11-28 13:36:17,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:36:17,205 INFO L480 AbstractCegarLoop]: Abstraction has 109 states and 151 transitions. [2018-11-28 13:36:17,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-28 13:36:17,205 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 151 transitions. [2018-11-28 13:36:17,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-28 13:36:17,207 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:36:17,207 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:36:17,207 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:36:17,208 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:36:17,208 INFO L82 PathProgramCache]: Analyzing trace with hash -32850571, now seen corresponding path program 1 times [2018-11-28 13:36:17,208 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 13:36:17,208 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-11-28 13:36:17,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:36:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:36:17,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:36:17,499 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:36:17,499 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 13:36:17,507 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:36:17,507 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-28 13:36:17,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 13:36:17,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 13:36:17,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-28 13:36:17,508 INFO L87 Difference]: Start difference. First operand 109 states and 151 transitions. Second operand 10 states. [2018-11-28 13:36:18,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:36:18,105 INFO L93 Difference]: Finished difference Result 117 states and 158 transitions. [2018-11-28 13:36:18,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 13:36:18,106 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 36 [2018-11-28 13:36:18,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:36:18,107 INFO L225 Difference]: With dead ends: 117 [2018-11-28 13:36:18,107 INFO L226 Difference]: Without dead ends: 105 [2018-11-28 13:36:18,108 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2018-11-28 13:36:18,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-11-28 13:36:18,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2018-11-28 13:36:18,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2018-11-28 13:36:18,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 144 transitions. [2018-11-28 13:36:18,116 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 144 transitions. Word has length 36 [2018-11-28 13:36:18,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:36:18,116 INFO L480 AbstractCegarLoop]: Abstraction has 105 states and 144 transitions. [2018-11-28 13:36:18,116 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 13:36:18,116 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 144 transitions. [2018-11-28 13:36:18,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-28 13:36:18,118 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:36:18,119 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:36:18,119 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:36:18,119 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:36:18,119 INFO L82 PathProgramCache]: Analyzing trace with hash -634242304, now seen corresponding path program 1 times [2018-11-28 13:36:18,119 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 13:36:18,119 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-28 13:36:18,124 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:36:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:36:18,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:36:18,403 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 13:36:18,403 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 13:36:18,412 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:36:18,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-28 13:36:18,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 13:36:18,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 13:36:18,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-28 13:36:18,413 INFO L87 Difference]: Start difference. First operand 105 states and 144 transitions. Second operand 10 states. [2018-11-28 13:36:19,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:36:19,334 INFO L93 Difference]: Finished difference Result 108 states and 146 transitions. [2018-11-28 13:36:19,335 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 13:36:19,335 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 41 [2018-11-28 13:36:19,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:36:19,336 INFO L225 Difference]: With dead ends: 108 [2018-11-28 13:36:19,336 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 13:36:19,337 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2018-11-28 13:36:19,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 13:36:19,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 13:36:19,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 13:36:19,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 13:36:19,337 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2018-11-28 13:36:19,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:36:19,338 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:36:19,338 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 13:36:19,338 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 13:36:19,338 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 13:36:19,341 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 13:36:20,015 WARN L180 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-11-28 13:36:20,056 INFO L448 ceAbstractionStarter]: For program point isnan_floatFINAL(line 13) no Hoare annotation was computed. [2018-11-28 13:36:20,056 INFO L451 ceAbstractionStarter]: At program point isnan_floatENTRY(line 13) the Hoare annotation is: true [2018-11-28 13:36:20,056 INFO L448 ceAbstractionStarter]: For program point isnan_floatEXIT(line 13) no Hoare annotation was computed. [2018-11-28 13:36:20,056 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:36:20,056 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-28 13:36:20,056 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:36:20,057 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 181) no Hoare annotation was computed. [2018-11-28 13:36:20,057 INFO L448 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2018-11-28 13:36:20,057 INFO L448 ceAbstractionStarter]: For program point __ieee754_atan2fEXIT(lines 121 216) no Hoare annotation was computed. [2018-11-28 13:36:20,057 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 153) no Hoare annotation was computed. [2018-11-28 13:36:20,057 INFO L448 ceAbstractionStarter]: For program point L143-2(lines 121 216) no Hoare annotation was computed. [2018-11-28 13:36:20,057 INFO L444 ceAbstractionStarter]: At program point L193(line 193) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (bvsgt (bvand (_ bv2147483647 32) __ieee754_atan2f_~hx~1) (_ bv2139095040 32))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (not (bvsgt (bvand (_ bv2147483647 32) __ieee754_atan2f_~hy~0) (_ bv2139095040 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))))) (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))))) (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| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) [2018-11-28 13:36:20,057 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 169) no Hoare annotation was computed. [2018-11-28 13:36:20,058 INFO L444 ceAbstractionStarter]: At program point L193-1(line 193) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (bvsgt (bvand (_ bv2147483647 32) __ieee754_atan2f_~hx~1) (_ bv2139095040 32))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (not (bvsgt (bvand (_ bv2147483647 32) __ieee754_atan2f_~hy~0) (_ bv2139095040 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))))) (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))))) (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| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) [2018-11-28 13:36:20,058 INFO L448 ceAbstractionStarter]: For program point L193-2(line 193) no Hoare annotation was computed. [2018-11-28 13:36:20,058 INFO L448 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2018-11-28 13:36:20,058 INFO L448 ceAbstractionStarter]: For program point L185-2(line 185) no Hoare annotation was computed. [2018-11-28 13:36:20,058 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 152) no Hoare annotation was computed. [2018-11-28 13:36:20,058 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 215) no Hoare annotation was computed. [2018-11-28 13:36:20,058 INFO L448 ceAbstractionStarter]: For program point L161(line 161) no Hoare annotation was computed. [2018-11-28 13:36:20,058 INFO L448 ceAbstractionStarter]: For program point L211(line 211) no Hoare annotation was computed. [2018-11-28 13:36:20,058 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-28 13:36:20,058 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-28 13:36:20,059 INFO L448 ceAbstractionStarter]: For program point L145-2(line 145) no Hoare annotation was computed. [2018-11-28 13:36:20,059 INFO L448 ceAbstractionStarter]: For program point L137(lines 137 138) no Hoare annotation was computed. [2018-11-28 13:36:20,059 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-11-28 13:36:20,059 INFO L448 ceAbstractionStarter]: For program point L146(line 146) no Hoare annotation was computed. [2018-11-28 13:36:20,059 INFO L448 ceAbstractionStarter]: For program point L204(lines 204 208) no Hoare annotation was computed. [2018-11-28 13:36:20,059 INFO L448 ceAbstractionStarter]: For program point L171(lines 171 180) no Hoare annotation was computed. [2018-11-28 13:36:20,059 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 197 209) no Hoare annotation was computed. [2018-11-28 13:36:20,059 INFO L448 ceAbstractionStarter]: For program point L204-2(lines 204 208) no Hoare annotation was computed. [2018-11-28 13:36:20,059 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-28 13:36:20,059 INFO L448 ceAbstractionStarter]: For program point L188(lines 188 193) no Hoare annotation was computed. [2018-11-28 13:36:20,060 INFO L448 ceAbstractionStarter]: For program point L213(line 213) no Hoare annotation was computed. [2018-11-28 13:36:20,060 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-28 13:36:20,060 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 140) no Hoare annotation was computed. [2018-11-28 13:36:20,060 INFO L448 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-28 13:36:20,060 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 131 135) no Hoare annotation was computed. [2018-11-28 13:36:20,060 INFO L444 ceAbstractionStarter]: At program point L131-2(lines 131 135) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) __ieee754_atan2f_~hx~1) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) [2018-11-28 13:36:20,060 INFO L448 ceAbstractionStarter]: For program point L131-3(lines 131 135) no Hoare annotation was computed. [2018-11-28 13:36:20,060 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-28 13:36:20,060 INFO L448 ceAbstractionStarter]: For program point L156-2(line 156) no Hoare annotation was computed. [2018-11-28 13:36:20,061 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-28 13:36:20,061 INFO L444 ceAbstractionStarter]: At program point L140(line 140) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (bvsgt (bvand (_ bv2147483647 32) __ieee754_atan2f_~hx~1) (_ bv2139095040 32))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (not (bvsgt (bvand (_ bv2147483647 32) __ieee754_atan2f_~hy~0) (_ bv2139095040 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))))) (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))))) (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| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) [2018-11-28 13:36:20,061 INFO L448 ceAbstractionStarter]: For program point L140-1(line 140) no Hoare annotation was computed. [2018-11-28 13:36:20,061 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-28 13:36:20,061 INFO L448 ceAbstractionStarter]: For program point L190(lines 190 193) no Hoare annotation was computed. [2018-11-28 13:36:20,061 INFO L448 ceAbstractionStarter]: For program point L190-2(lines 188 193) no Hoare annotation was computed. [2018-11-28 13:36:20,061 INFO L448 ceAbstractionStarter]: For program point __ieee754_atan2fFINAL(lines 121 216) no Hoare annotation was computed. [2018-11-28 13:36:20,061 INFO L451 ceAbstractionStarter]: At program point __ieee754_atan2fENTRY(lines 121 216) the Hoare annotation is: true [2018-11-28 13:36:20,062 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-11-28 13:36:20,062 INFO L448 ceAbstractionStarter]: For program point L199-1(lines 199 203) no Hoare annotation was computed. [2018-11-28 13:36:20,062 INFO L444 ceAbstractionStarter]: At program point L199-2(lines 199 203) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (bvsgt (bvand (_ bv2147483647 32) __ieee754_atan2f_~hx~1) (_ bv2139095040 32))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (not (bvsgt (bvand (_ bv2147483647 32) __ieee754_atan2f_~hy~0) (_ bv2139095040 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))))) (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))))) (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| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) [2018-11-28 13:36:20,062 INFO L448 ceAbstractionStarter]: For program point L158(lines 158 182) no Hoare annotation was computed. [2018-11-28 13:36:20,062 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 121 216) no Hoare annotation was computed. [2018-11-28 13:36:20,062 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2018-11-28 13:36:20,062 INFO L444 ceAbstractionStarter]: At program point L125-2(lines 125 129) the Hoare annotation is: (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) [2018-11-28 13:36:20,063 INFO L448 ceAbstractionStarter]: For program point L125-3(lines 125 129) no Hoare annotation was computed. [2018-11-28 13:36:20,063 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-11-28 13:36:20,063 INFO L448 ceAbstractionStarter]: For program point L167(line 167) no Hoare annotation was computed. [2018-11-28 13:36:20,063 INFO L448 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 15 28) no Hoare annotation was computed. [2018-11-28 13:36:20,063 INFO L448 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 15 28) no Hoare annotation was computed. [2018-11-28 13:36:20,063 INFO L451 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 15 28) the Hoare annotation is: true [2018-11-28 13:36:20,063 INFO L448 ceAbstractionStarter]: For program point L22(lines 22 26) no Hoare annotation was computed. [2018-11-28 13:36:20,063 INFO L448 ceAbstractionStarter]: For program point L22-1(lines 15 28) no Hoare annotation was computed. [2018-11-28 13:36:20,063 INFO L448 ceAbstractionStarter]: For program point L22-2(lines 22 26) no Hoare annotation was computed. [2018-11-28 13:36:20,064 INFO L448 ceAbstractionStarter]: For program point L17-1(lines 17 21) no Hoare annotation was computed. [2018-11-28 13:36:20,064 INFO L451 ceAbstractionStarter]: At program point L17-2(lines 17 21) the Hoare annotation is: true [2018-11-28 13:36:20,064 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:36:20,064 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-28 13:36:20,064 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 13:36:20,064 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:36:20,064 INFO L448 ceAbstractionStarter]: For program point L227-2(line 227) no Hoare annotation was computed. [2018-11-28 13:36:20,064 INFO L444 ceAbstractionStarter]: At program point L227-4(line 227) the Hoare annotation is: (let ((.cse0 (fp.eq main_~x~0 main_~x~0))) (let ((.cse1 (not .cse0))) (and (or (and (not |main_#t~short46|) .cse0) (and .cse1 |main_#t~short46|)) (or (and .cse0 (= |main_#t~ret44| (_ bv0 32))) (and (= (bvadd |main_#t~ret44| (_ bv4294967295 32)) (_ bv0 32)) .cse1))))) [2018-11-28 13:36:20,065 INFO L448 ceAbstractionStarter]: For program point L227-5(line 227) no Hoare annotation was computed. [2018-11-28 13:36:20,065 INFO L448 ceAbstractionStarter]: For program point L227-6(lines 227 237) no Hoare annotation was computed. [2018-11-28 13:36:20,065 INFO L448 ceAbstractionStarter]: For program point L227-8(lines 227 237) no Hoare annotation was computed. [2018-11-28 13:36:20,065 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 218 240) no Hoare annotation was computed. [2018-11-28 13:36:20,065 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 218 240) no Hoare annotation was computed. [2018-11-28 13:36:20,065 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 234) no Hoare annotation was computed. [2018-11-28 13:36:20,065 INFO L448 ceAbstractionStarter]: For program point L234(line 234) no Hoare annotation was computed. [2018-11-28 13:36:20,065 INFO L444 ceAbstractionStarter]: At program point L230(line 230) the Hoare annotation is: (or (not (fp.eq main_~x~0 main_~x~0)) (not (fp.eq main_~y~0 main_~y~0))) [2018-11-28 13:36:20,065 INFO L448 ceAbstractionStarter]: For program point L230-1(line 230) no Hoare annotation was computed. [2018-11-28 13:36:20,066 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 218 240) the Hoare annotation is: true [2018-11-28 13:36:20,066 INFO L444 ceAbstractionStarter]: At program point L233(line 233) the Hoare annotation is: (or (and (exists ((main_~x~0 (_ FloatingPoint 8 24)) (__ieee754_atan2f_~y (_ FloatingPoint 8 24))) (and (= main_~res~0 (fp.add roundNearestTiesToEven main_~x~0 __ieee754_atan2f_~y)) (not (fp.eq main_~x~0 main_~x~0)))) (not (fp.eq main_~x~0 main_~x~0))) (and (exists ((main_~y~0 (_ FloatingPoint 8 24)) (__ieee754_atan2f_~x (_ FloatingPoint 8 24))) (and (= (fp.add roundNearestTiesToEven __ieee754_atan2f_~x main_~y~0) main_~res~0) (not (fp.eq main_~y~0 main_~y~0)))) (not (fp.eq main_~y~0 main_~y~0)))) [2018-11-28 13:36:20,066 INFO L448 ceAbstractionStarter]: For program point L233-1(lines 233 236) no Hoare annotation was computed. [2018-11-28 13:36:20,066 INFO L451 ceAbstractionStarter]: At program point L227(line 227) the Hoare annotation is: true [2018-11-28 13:36:20,066 INFO L448 ceAbstractionStarter]: For program point L227-1(line 227) no Hoare annotation was computed. [2018-11-28 13:36:20,066 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 71) no Hoare annotation was computed. [2018-11-28 13:36:20,067 INFO L451 ceAbstractionStarter]: At program point atan_floatENTRY(lines 54 116) the Hoare annotation is: true [2018-11-28 13:36:20,067 INFO L448 ceAbstractionStarter]: For program point atan_floatFINAL(lines 54 116) no Hoare annotation was computed. [2018-11-28 13:36:20,067 INFO L448 ceAbstractionStarter]: For program point L89(lines 89 95) no Hoare annotation was computed. [2018-11-28 13:36:20,067 INFO L448 ceAbstractionStarter]: For program point L89-2(lines 72 97) no Hoare annotation was computed. [2018-11-28 13:36:20,067 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-11-28 13:36:20,067 INFO L448 ceAbstractionStarter]: For program point L81(lines 81 87) no Hoare annotation was computed. [2018-11-28 13:36:20,067 INFO L448 ceAbstractionStarter]: For program point L114-2(line 114) no Hoare annotation was computed. [2018-11-28 13:36:20,067 INFO L448 ceAbstractionStarter]: For program point L110(lines 110 115) no Hoare annotation was computed. [2018-11-28 13:36:20,067 INFO L448 ceAbstractionStarter]: For program point L73(lines 73 76) no Hoare annotation was computed. [2018-11-28 13:36:20,067 INFO L448 ceAbstractionStarter]: For program point L73-2(lines 73 76) no Hoare annotation was computed. [2018-11-28 13:36:20,068 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 66) no Hoare annotation was computed. [2018-11-28 13:36:20,068 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 75) no Hoare annotation was computed. [2018-11-28 13:36:20,068 INFO L448 ceAbstractionStarter]: For program point L58-1(lines 58 62) no Hoare annotation was computed. [2018-11-28 13:36:20,068 INFO L451 ceAbstractionStarter]: At program point L58-2(lines 58 62) the Hoare annotation is: true [2018-11-28 13:36:20,068 INFO L448 ceAbstractionStarter]: For program point L58-3(lines 58 62) no Hoare annotation was computed. [2018-11-28 13:36:20,068 INFO L451 ceAbstractionStarter]: At program point L79(line 79) the Hoare annotation is: true [2018-11-28 13:36:20,068 INFO L448 ceAbstractionStarter]: For program point L79-1(line 79) no Hoare annotation was computed. [2018-11-28 13:36:20,068 INFO L448 ceAbstractionStarter]: For program point L67(lines 67 70) no Hoare annotation was computed. [2018-11-28 13:36:20,068 INFO L448 ceAbstractionStarter]: For program point atan_floatEXIT(lines 54 116) no Hoare annotation was computed. [2018-11-28 13:36:20,068 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 96) no Hoare annotation was computed. [2018-11-28 13:36:20,068 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 97) no Hoare annotation was computed. [2018-11-28 13:36:20,075 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,076 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,076 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,076 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,076 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,076 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,077 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,077 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,077 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,077 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,077 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,077 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,078 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,078 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,078 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,078 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,083 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,084 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,084 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,084 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,084 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,084 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,084 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,085 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,085 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,085 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,085 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,085 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,085 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,086 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,086 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,086 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,087 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,087 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,087 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,088 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,088 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,088 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,088 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,088 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:36:20 BoogieIcfgContainer [2018-11-28 13:36:20,090 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 13:36:20,091 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:36:20,091 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:36:20,091 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:36:20,091 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:35:01" (3/4) ... [2018-11-28 13:36:20,094 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 13:36:20,099 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-11-28 13:36:20,099 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 13:36:20,099 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2f [2018-11-28 13:36:20,099 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-11-28 13:36:20,099 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 13:36:20,099 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-11-28 13:36:20,106 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2018-11-28 13:36:20,106 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-11-28 13:36:20,107 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 13:36:20,107 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 13:36:20,127 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x && \old(y) == y [2018-11-28 13:36:20,127 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]) [2018-11-28 13:36:20,128 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: !~bvsgt32(~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1), 2139095040bv32) && \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 :: !~bvsgt32(~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0), 2139095040bv32) && \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) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~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) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) [2018-11-28 13:36:20,162 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_20ca51c4-f057-471b-b1e2-2a4d212183e8/bin-2019/uautomizer/witness.graphml [2018-11-28 13:36:20,162 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:36:20,163 INFO L168 Benchmark]: Toolchain (without parser) took 86702.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 212.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -138.3 MB). Peak memory consumption was 74.1 MB. Max. memory is 11.5 GB. [2018-11-28 13:36:20,163 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-11-28 13:36:20,164 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.64 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 921.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-28 13:36:20,164 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -224.3 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2018-11-28 13:36:20,164 INFO L168 Benchmark]: Boogie Preprocessor took 38.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:36:20,164 INFO L168 Benchmark]: RCFGBuilder took 7504.00 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: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. [2018-11-28 13:36:20,165 INFO L168 Benchmark]: TraceAbstraction took 78772.48 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 55.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.3 MB). Peak memory consumption was 61.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:36:20,165 INFO L168 Benchmark]: Witness Printer took 71.65 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-28 13:36:20,166 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 251.64 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 921.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 921.9 MB in the beginning and 1.1 GB in the end (delta: -224.3 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 7504.00 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: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 78772.48 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 55.1 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.3 MB). Peak memory consumption was 61.4 MB. Max. memory is 11.5 GB. * Witness Printer took 71.65 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 234]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 199]: Loop Invariant [2018-11-28 13:36:20,170 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,170 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,170 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,170 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,170 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,171 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,171 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,171 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,171 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,171 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,171 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,171 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,171 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,171 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,171 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,171 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,172 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,172 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,172 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,172 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,172 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,172 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,172 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,172 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,172 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,172 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,173 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,173 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-11-28 13:36:20,173 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,173 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,173 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,173 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: ((((((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: !~bvsgt32(~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1), 2139095040bv32) && \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 :: !~bvsgt32(~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0), 2139095040bv32) && \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) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~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) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 131]: Loop Invariant [2018-11-28 13:36:20,173 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,173 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,173 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,174 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,174 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,174 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,174 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-11-28 13:36:20,174 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: ((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: \old(x) == x && \old(y) == y - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 110 locations, 1 error locations. SAFE Result, 78.7s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 63.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 678 SDtfs, 710 SDslu, 3712 SDs, 0 SdLazy, 557 SolverSat, 35 SolverUnsat, 9 SolverUnknown, 0 SolverNotchecked, 53.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 188 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 22.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=110occurred 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, 5 MinimizatonAttempts, 10 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 49 PreInvPairs, 70 NumberOfFragments, 491 HoareAnnotationTreeSize, 49 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 21 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 13.4s InterpolantComputationTime, 173 NumberOfCodeBlocks, 173 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 168 ConstructedInterpolants, 27 QuantifiedInterpolants, 33299 SizeOfPredicates, 28 NumberOfNonLiveVariables, 838 ConjunctsInSsa, 59 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 27/27 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...