./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0684a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0684a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/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 6f0e5ff08d8d375b1c12be7373d81b68e548344f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0684a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/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 6f0e5ff08d8d375b1c12be7373d81b68e548344f ................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:44:49,170 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:44:49,171 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:44:49,186 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:44:49,186 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:44:49,187 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:44:49,187 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:44:49,189 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:44:49,190 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:44:49,191 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:44:49,191 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:44:49,192 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:44:49,192 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:44:49,194 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:44:49,194 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:44:49,195 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:44:49,196 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:44:49,197 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:44:49,198 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:44:49,200 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:44:49,201 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:44:49,202 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:44:49,204 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:44:49,204 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:44:49,204 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:44:49,205 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:44:49,206 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:44:49,207 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:44:49,208 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:44:49,208 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:44:49,209 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:44:49,209 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:44:49,209 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:44:49,209 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:44:49,210 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:44:49,211 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:44:49,211 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 13:44:49,223 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:44:49,224 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:44:49,224 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:44:49,224 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:44:49,225 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:44:49,225 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:44:49,225 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 13:44:49,225 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:44:49,225 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:44:49,225 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:44:49,226 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:44:49,226 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:44:49,226 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:44:49,226 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:44:49,226 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:44:49,226 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:44:49,226 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:44:49,226 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:44:49,226 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:44:49,226 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:44:49,227 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:44:49,227 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:44:49,227 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:44:49,227 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:44:49,227 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:44:49,227 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:44:49,227 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:44:49,227 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 13:44:49,227 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:44:49,227 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:44:49,227 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_e4397eae-45aa-4ac5-a7da-1dfead346495/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 -> 6f0e5ff08d8d375b1c12be7373d81b68e548344f [2018-11-18 13:44:49,253 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:44:49,262 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:44:49,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:44:49,266 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:44:49,267 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:44:49,267 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0684a_true-unreach-call.c [2018-11-18 13:44:49,310 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/data/bc74e0290/83c00de0b71b427faac633a0609037bb/FLAG378d902ef [2018-11-18 13:44:49,703 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:44:49,704 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/sv-benchmarks/c/float-newlib/double_req_bl_0684a_true-unreach-call.c [2018-11-18 13:44:49,711 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/data/bc74e0290/83c00de0b71b427faac633a0609037bb/FLAG378d902ef [2018-11-18 13:44:50,110 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/data/bc74e0290/83c00de0b71b427faac633a0609037bb [2018-11-18 13:44:50,113 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:44:50,115 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 13:44:50,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:44:50,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:44:50,119 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:44:50,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:44:50" (1/1) ... [2018-11-18 13:44:50,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bea0e23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:50, skipping insertion in model container [2018-11-18 13:44:50,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:44:50" (1/1) ... [2018-11-18 13:44:50,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:44:50,154 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:44:50,334 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:44:50,340 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:44:50,383 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:44:50,467 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:44:50,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:50 WrapperNode [2018-11-18 13:44:50,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:44:50,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:44:50,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:44:50,469 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:44:50,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:50" (1/1) ... [2018-11-18 13:44:50,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:50" (1/1) ... [2018-11-18 13:44:50,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:50" (1/1) ... [2018-11-18 13:44:50,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:50" (1/1) ... [2018-11-18 13:44:50,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:50" (1/1) ... [2018-11-18 13:44:50,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:50" (1/1) ... [2018-11-18 13:44:50,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:50" (1/1) ... [2018-11-18 13:44:50,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:44:50,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:44:50,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:44:50,522 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:44:50,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/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 [2018-11-18 13:44:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:44:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:44:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-11-18 13:44:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-11-18 13:44:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2018-11-18 13:44:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-11-18 13:44:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2018-11-18 13:44:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:44:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 13:44:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 13:44:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-11-18 13:44:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:44:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 13:44:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 13:44:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:44:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 13:44:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 13:44:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-11-18 13:44:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2018-11-18 13:44:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-11-18 13:44:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2018-11-18 13:44:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:44:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:44:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 13:44:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:44:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 13:44:51,132 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:44:51,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:44:51 BoogieIcfgContainer [2018-11-18 13:44:51,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:44:51,133 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:44:51,133 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:44:51,135 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:44:51,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:44:50" (1/3) ... [2018-11-18 13:44:51,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@275bc5c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:44:51, skipping insertion in model container [2018-11-18 13:44:51,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:50" (2/3) ... [2018-11-18 13:44:51,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@275bc5c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:44:51, skipping insertion in model container [2018-11-18 13:44:51,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:44:51" (3/3) ... [2018-11-18 13:44:51,137 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0684a_true-unreach-call.c [2018-11-18 13:44:51,143 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:44:51,148 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 13:44:51,157 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 13:44:51,179 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:44:51,180 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:44:51,180 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:44:51,180 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:44:51,180 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:44:51,183 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:44:51,183 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:44:51,183 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:44:51,183 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:44:51,197 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states. [2018-11-18 13:44:51,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 13:44:51,202 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:44:51,203 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:44:51,205 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:44:51,208 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:51,208 INFO L82 PathProgramCache]: Analyzing trace with hash 30213299, now seen corresponding path program 1 times [2018-11-18 13:44:51,209 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:51,210 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:51,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:51,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:44:51,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:51,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:44:51,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:44:51,340 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:44:51,343 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 13:44:51,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 13:44:51,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 13:44:51,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:44:51,357 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 2 states. [2018-11-18 13:44:51,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:44:51,382 INFO L93 Difference]: Finished difference Result 232 states and 362 transitions. [2018-11-18 13:44:51,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 13:44:51,383 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 27 [2018-11-18 13:44:51,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:44:51,394 INFO L225 Difference]: With dead ends: 232 [2018-11-18 13:44:51,394 INFO L226 Difference]: Without dead ends: 115 [2018-11-18 13:44:51,398 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:44:51,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2018-11-18 13:44:51,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2018-11-18 13:44:51,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-11-18 13:44:51,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 155 transitions. [2018-11-18 13:44:51,436 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 155 transitions. Word has length 27 [2018-11-18 13:44:51,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:44:51,437 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 155 transitions. [2018-11-18 13:44:51,437 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 13:44:51,437 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 155 transitions. [2018-11-18 13:44:51,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 13:44:51,438 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:44:51,438 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:44:51,439 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:44:51,439 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:51,439 INFO L82 PathProgramCache]: Analyzing trace with hash 660387255, now seen corresponding path program 1 times [2018-11-18 13:44:51,439 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:51,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:51,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:51,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:44:51,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:51,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:44:51,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:44:51,521 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:44:51,521 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:44:51,522 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:44:51,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:44:51,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:44:51,523 INFO L87 Difference]: Start difference. First operand 115 states and 155 transitions. Second operand 3 states. [2018-11-18 13:44:51,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:44:51,549 INFO L93 Difference]: Finished difference Result 207 states and 286 transitions. [2018-11-18 13:44:51,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:44:51,549 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2018-11-18 13:44:51,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:44:51,551 INFO L225 Difference]: With dead ends: 207 [2018-11-18 13:44:51,551 INFO L226 Difference]: Without dead ends: 115 [2018-11-18 13:44:51,552 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:44:51,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2018-11-18 13:44:51,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2018-11-18 13:44:51,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-11-18 13:44:51,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 154 transitions. [2018-11-18 13:44:51,559 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 154 transitions. Word has length 30 [2018-11-18 13:44:51,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:44:51,560 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 154 transitions. [2018-11-18 13:44:51,560 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:44:51,560 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 154 transitions. [2018-11-18 13:44:51,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 13:44:51,561 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:44:51,561 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:44:51,561 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:44:51,561 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:44:51,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1242055180, now seen corresponding path program 1 times [2018-11-18 13:44:51,562 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:44:51,562 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:44:51,562 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:51,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:44:51,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:44:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:44:51,726 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 13:44:51,762 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418253 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 13:44:51,763 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418266 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 13:44:51,764 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418258 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2018-11-18 13:44:51,765 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418276 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 13:44:51,765 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418244 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 13:44:51,765 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418251 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2018-11-18 13:44:51,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 01:44:51 BoogieIcfgContainer [2018-11-18 13:44:51,803 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 13:44:51,803 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:44:51,804 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:44:51,804 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:44:51,804 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:44:51" (3/4) ... [2018-11-18 13:44:51,807 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 13:44:51,808 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:44:51,808 INFO L168 Benchmark]: Toolchain (without parser) took 1694.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 959.7 MB in the beginning and 1.0 GB in the end (delta: -45.2 MB). Peak memory consumption was 78.0 MB. Max. memory is 11.5 GB. [2018-11-18 13:44:51,814 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:44:51,814 INFO L168 Benchmark]: CACSL2BoogieTranslator took 352.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 959.7 MB in the beginning and 1.1 GB in the end (delta: -162.7 MB). Peak memory consumption was 35.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:44:51,815 INFO L168 Benchmark]: Boogie Preprocessor took 53.00 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:44:51,816 INFO L168 Benchmark]: RCFGBuilder took 610.67 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: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:44:51,817 INFO L168 Benchmark]: TraceAbstraction took 670.04 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: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:44:51,818 INFO L168 Benchmark]: Witness Printer took 4.27 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. [2018-11-18 13:44:51,821 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 352.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 959.7 MB in the beginning and 1.1 GB in the end (delta: -162.7 MB). Peak memory consumption was 35.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.00 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 610.67 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: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 670.04 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: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. * Witness Printer took 4.27 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 10737418253 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418266 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418258 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418276 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418244 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418251 could not be translated for associated CType ARRAY#_11_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 286]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 162, overapproximation of someUnaryDOUBLEoperation at line 52, overapproximation of someBinaryArithmeticDOUBLEoperation at line 163, overapproximation of bitwiseAnd at line 160, overapproximation of someBinaryDOUBLEComparisonOperation at line 285. Possible FailurePath: [L37-L42] FCALL static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L44-L49] FCALL static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L51-L58] FCALL static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L60-L62] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L139-L140] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; 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)=10737418274, \old(one_atan)=10737418260, \old(pi)=10737418269, \old(pi_lo_atan2)=10737418256, \old(pi_o_2)=10737418241, \old(pi_o_4)=10737418264, \old(tiny_atan2)=10737418275, \old(zero_atan2)=10737418249, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L276] double x = __VERIFIER_nondet_double(); [L277] double y = 1.0 / 0.0; VAL [aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, zero_atan2=0] [L280] CALL, EXPR isfinite_double(x) VAL [\old(x)=10737418265, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L260] __int32_t hx; VAL [\old(x)=10737418265, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, zero_atan2=0] [L262] FCALL ieee_double_shape_type gh_u; [L263] FCALL gh_u.value = (x) [L264] EXPR, FCALL gh_u.parts.msw [L264] (hx) = gh_u.parts.msw [L265] COND FALSE !(0) VAL [\old(x)=10737418265, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2147483647, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, zero_atan2=0] [L266] RET return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); VAL [\old(x)=10737418265, \result=-1, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2147483647, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, zero_atan2=0] [L280] EXPR isfinite_double(x) VAL [aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isfinite_double(x)=-1, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, zero_atan2=0] [L280] isfinite_double(x) && isinf_double(y) VAL [aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isfinite_double(x)=-1, isfinite_double(x) && isinf_double(y)=1, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, zero_atan2=0] [L280] CALL, EXPR isinf_double(y) VAL [\old(x)=10737418263, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L246] __int32_t hx, lx; VAL [\old(x)=10737418263, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418263, zero_atan2=0] [L248] FCALL ieee_double_shape_type ew_u; [L249] FCALL ew_u.value = (x) [L250] EXPR, FCALL ew_u.parts.msw [L250] (hx) = ew_u.parts.msw [L251] EXPR, FCALL ew_u.parts.lsw [L251] (lx) = ew_u.parts.lsw [L252] COND FALSE !(0) VAL [\old(x)=10737418263, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, lx=-2147483648, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418263, zero_atan2=0] [L253] hx &= 0x7fffffff [L254] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L255] hx = 0x7ff00000 - hx [L256] RET return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [\old(x)=10737418263, \result=2, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435073, lx=-2147483648, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418263, zero_atan2=0] [L280] EXPR isinf_double(y) VAL [aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isfinite_double(x)=-1, isfinite_double(x) && isinf_double(y)=1, isinf_double(y)=2, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, y=10737418263, zero_atan2=0] [L280] isfinite_double(x) && isinf_double(y) VAL [aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isfinite_double(x)=-1, isfinite_double(x) && isinf_double(y)=1, isinf_double(y)=2, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, y=10737418263, zero_atan2=0] [L280] COND TRUE isfinite_double(x) && isinf_double(y) [L282] CALL, EXPR __ieee754_atan2(y, x) VAL [\old(x)=10737418265, \old(y)=10737418263, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L143] double z; [L144] __int32_t k, m, hx, hy, ix, iy; [L145] __uint32_t lx, ly; VAL [\old(x)=10737418265, \old(y)=10737418263, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, y=10737418263, zero_atan2=0] [L148] FCALL ieee_double_shape_type ew_u; [L149] FCALL ew_u.value = (x) [L150] EXPR, FCALL ew_u.parts.msw [L150] (hx) = ew_u.parts.msw [L151] EXPR, FCALL ew_u.parts.lsw [L151] (lx) = ew_u.parts.lsw [L152] COND FALSE !(0) VAL [\old(x)=10737418265, \old(y)=10737418263, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, lx=10737418248, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, y=10737418263, zero_atan2=0] [L153] ix = hx & 0x7fffffff VAL [\old(x)=10737418265, \old(y)=10737418263, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, lx=10737418248, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, y=10737418263, zero_atan2=0] [L155] FCALL ieee_double_shape_type ew_u; [L156] FCALL ew_u.value = (y) [L157] EXPR, FCALL ew_u.parts.msw [L157] (hy) = ew_u.parts.msw [L158] EXPR, FCALL ew_u.parts.lsw [L158] (ly) = ew_u.parts.lsw [L159] COND FALSE !(0) VAL [\old(x)=10737418265, \old(y)=10737418263, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, hy=-2147483648, lx=10737418248, ly=10737418277, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, y=10737418263, zero_atan2=0] [L160] iy = hy & 0x7fffffff VAL [\old(x)=10737418265, \old(y)=10737418263, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, hy=-2147483648, lx=10737418248, ly=10737418277, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, y=10737418263, zero_atan2=0] [L161-L162] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L163] RET return x + y; VAL [\old(x)=10737418265, \old(y)=10737418263, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, hy=-2147483648, lx=10737418248, ly=10737418277, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, y=10737418263, zero_atan2=0] [L282] EXPR __ieee754_atan2(y, x) VAL [__ieee754_atan2(y, x)=10737418257, aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, y=10737418263, zero_atan2=0] [L282] double res = __ieee754_atan2(y, x); [L285] COND TRUE res != pi_o_2 VAL [aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=10737418257, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, y=10737418263, zero_atan2=0] [L286] __VERIFIER_error() VAL [aT_atan={10737418252:0}, atanhi_atan={10737418254:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=10737418257, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418265, y=10737418263, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 120 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 316 SDtfs, 0 SDslu, 150 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=120occurred 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 95 NumberOfCodeBlocks, 95 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 1546 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 13:44:53,472 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:44:53,474 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:44:53,483 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:44:53,483 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:44:53,484 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:44:53,485 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:44:53,487 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:44:53,488 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:44:53,489 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:44:53,490 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:44:53,490 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:44:53,491 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:44:53,491 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:44:53,492 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:44:53,493 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:44:53,494 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:44:53,495 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:44:53,497 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:44:53,499 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:44:53,500 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:44:53,501 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:44:53,503 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:44:53,503 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:44:53,504 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:44:53,505 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:44:53,505 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:44:53,506 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:44:53,507 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:44:53,508 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:44:53,508 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:44:53,509 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:44:53,510 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:44:53,510 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:44:53,511 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:44:53,511 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:44:53,511 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 13:44:53,521 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:44:53,522 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:44:53,522 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:44:53,522 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:44:53,523 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:44:53,523 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:44:53,523 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 13:44:53,523 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:44:53,524 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:44:53,524 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:44:53,524 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:44:53,524 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:44:53,524 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:44:53,524 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:44:53,525 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 13:44:53,526 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 13:44:53,526 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:44:53,526 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:44:53,526 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:44:53,526 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:44:53,526 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:44:53,526 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:44:53,527 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:44:53,527 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:44:53,527 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:44:53,527 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:44:53,527 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:44:53,527 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:44:53,527 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 13:44:53,527 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:44:53,528 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 13:44:53,528 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 13:44:53,528 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_e4397eae-45aa-4ac5-a7da-1dfead346495/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 -> 6f0e5ff08d8d375b1c12be7373d81b68e548344f [2018-11-18 13:44:53,584 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:44:53,598 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:44:53,602 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:44:53,603 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:44:53,603 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:44:53,604 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0684a_true-unreach-call.c [2018-11-18 13:44:53,678 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/data/f6b14558a/9192996302d8402b88870061cfc53aeb/FLAGe4c5dfac9 [2018-11-18 13:44:54,040 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:44:54,040 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/sv-benchmarks/c/float-newlib/double_req_bl_0684a_true-unreach-call.c [2018-11-18 13:44:54,046 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/data/f6b14558a/9192996302d8402b88870061cfc53aeb/FLAGe4c5dfac9 [2018-11-18 13:44:54,057 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/data/f6b14558a/9192996302d8402b88870061cfc53aeb [2018-11-18 13:44:54,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:44:54,061 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 13:44:54,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:44:54,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:44:54,065 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:44:54,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:44:54" (1/1) ... [2018-11-18 13:44:54,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b637ad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:54, skipping insertion in model container [2018-11-18 13:44:54,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:44:54" (1/1) ... [2018-11-18 13:44:54,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:44:54,104 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:44:54,293 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:44:54,303 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:44:54,369 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:44:54,398 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:44:54,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:54 WrapperNode [2018-11-18 13:44:54,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:44:54,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:44:54,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:44:54,399 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:44:54,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:54" (1/1) ... [2018-11-18 13:44:54,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:54" (1/1) ... [2018-11-18 13:44:54,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:54" (1/1) ... [2018-11-18 13:44:54,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:54" (1/1) ... [2018-11-18 13:44:54,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:54" (1/1) ... [2018-11-18 13:44:54,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:54" (1/1) ... [2018-11-18 13:44:54,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:54" (1/1) ... [2018-11-18 13:44:54,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:44:54,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:44:54,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:44:54,511 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:44:54,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/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 [2018-11-18 13:44:54,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:44:54,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:44:54,549 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-11-18 13:44:54,549 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-11-18 13:44:54,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2018-11-18 13:44:54,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-11-18 13:44:54,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2018-11-18 13:44:54,549 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:44:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 13:44:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 13:44:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-11-18 13:44:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:44:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 13:44:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 13:44:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:44:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 13:44:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 13:44:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-11-18 13:44:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2018-11-18 13:44:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-11-18 13:44:54,552 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2018-11-18 13:44:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:44:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:44:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-18 13:44:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:44:54,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 13:44:54,738 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:44:54,795 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:44:56,212 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:44:56,504 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:44:56,626 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:44:56,652 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:44:57,193 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:44:57,217 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:44:57,290 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:45:02,381 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:45:12,930 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 13:45:13,049 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:45:13,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:45:13 BoogieIcfgContainer [2018-11-18 13:45:13,050 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:45:13,051 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:45:13,051 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:45:13,053 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:45:13,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:44:54" (1/3) ... [2018-11-18 13:45:13,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c74ee27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:45:13, skipping insertion in model container [2018-11-18 13:45:13,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:44:54" (2/3) ... [2018-11-18 13:45:13,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c74ee27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:45:13, skipping insertion in model container [2018-11-18 13:45:13,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:45:13" (3/3) ... [2018-11-18 13:45:13,056 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0684a_true-unreach-call.c [2018-11-18 13:45:13,064 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:45:13,069 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 13:45:13,081 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 13:45:13,105 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:45:13,106 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:45:13,106 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:45:13,106 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:45:13,107 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:45:13,107 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:45:13,107 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:45:13,107 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:45:13,107 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:45:13,122 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states. [2018-11-18 13:45:13,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 13:45:13,127 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:45:13,128 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:45:13,129 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:45:13,134 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:45:13,134 INFO L82 PathProgramCache]: Analyzing trace with hash 30213299, now seen corresponding path program 1 times [2018-11-18 13:45:13,138 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 13:45:13,138 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/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 [2018-11-18 13:45:13,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:45:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:13,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:45:13,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:13,313 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 13:45:13,329 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:45:13,329 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 13:45:13,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 13:45:13,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 13:45:13,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:45:13,345 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 2 states. [2018-11-18 13:45:13,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:45:13,365 INFO L93 Difference]: Finished difference Result 120 states and 182 transitions. [2018-11-18 13:45:13,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 13:45:13,366 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 27 [2018-11-18 13:45:13,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:45:13,371 INFO L225 Difference]: With dead ends: 120 [2018-11-18 13:45:13,371 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 13:45:13,374 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:45:13,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 13:45:13,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 13:45:13,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 13:45:13,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 13:45:13,396 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-11-18 13:45:13,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:45:13,397 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:45:13,397 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 13:45:13,397 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 13:45:13,397 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:45:13,402 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 13:45:13,550 INFO L425 ceAbstractionStarter]: For program point fabs_doubleEXIT(lines 17 31) no Hoare annotation was computed. [2018-11-18 13:45:13,550 INFO L425 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-11-18 13:45:13,550 INFO L428 ceAbstractionStarter]: At program point L19-3(lines 19 23) the Hoare annotation is: true [2018-11-18 13:45:13,550 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 29) no Hoare annotation was computed. [2018-11-18 13:45:13,550 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 17 31) no Hoare annotation was computed. [2018-11-18 13:45:13,551 INFO L428 ceAbstractionStarter]: At program point fabs_doubleENTRY(lines 17 31) the Hoare annotation is: true [2018-11-18 13:45:13,551 INFO L425 ceAbstractionStarter]: For program point L24-3(lines 24 29) no Hoare annotation was computed. [2018-11-18 13:45:13,551 INFO L425 ceAbstractionStarter]: For program point fabs_doubleFINAL(lines 17 31) no Hoare annotation was computed. [2018-11-18 13:45:13,551 INFO L425 ceAbstractionStarter]: For program point L261-4(lines 261 265) no Hoare annotation was computed. [2018-11-18 13:45:13,551 INFO L425 ceAbstractionStarter]: For program point isfinite_doubleFINAL(lines 259 267) no Hoare annotation was computed. [2018-11-18 13:45:13,551 INFO L425 ceAbstractionStarter]: For program point isfinite_doubleEXIT(lines 259 267) no Hoare annotation was computed. [2018-11-18 13:45:13,551 INFO L425 ceAbstractionStarter]: For program point L261-1(lines 261 265) no Hoare annotation was computed. [2018-11-18 13:45:13,551 INFO L428 ceAbstractionStarter]: At program point isfinite_doubleENTRY(lines 259 267) the Hoare annotation is: true [2018-11-18 13:45:13,551 INFO L428 ceAbstractionStarter]: At program point L261-3(lines 261 265) the Hoare annotation is: true [2018-11-18 13:45:13,551 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:45:13,551 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 13:45:13,552 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:45:13,552 INFO L428 ceAbstractionStarter]: At program point L68-3(lines 68 72) the Hoare annotation is: true [2018-11-18 13:45:13,552 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 103) no Hoare annotation was computed. [2018-11-18 13:45:13,552 INFO L425 ceAbstractionStarter]: For program point L68-4(lines 68 72) no Hoare annotation was computed. [2018-11-18 13:45:13,552 INFO L425 ceAbstractionStarter]: For program point L130-2(line 130) no Hoare annotation was computed. [2018-11-18 13:45:13,552 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 131) no Hoare annotation was computed. [2018-11-18 13:45:13,552 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 92) no Hoare annotation was computed. [2018-11-18 13:45:13,552 INFO L425 ceAbstractionStarter]: For program point L89-2(lines 89 92) no Hoare annotation was computed. [2018-11-18 13:45:13,552 INFO L425 ceAbstractionStarter]: For program point L90(lines 90 91) no Hoare annotation was computed. [2018-11-18 13:45:13,553 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 87) no Hoare annotation was computed. [2018-11-18 13:45:13,553 INFO L428 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: true [2018-11-18 13:45:13,553 INFO L425 ceAbstractionStarter]: For program point L95-1(line 95) no Hoare annotation was computed. [2018-11-18 13:45:13,553 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 86) no Hoare annotation was computed. [2018-11-18 13:45:13,553 INFO L425 ceAbstractionStarter]: For program point atan_doubleEXIT(lines 64 132) no Hoare annotation was computed. [2018-11-18 13:45:13,553 INFO L425 ceAbstractionStarter]: For program point L96(lines 96 112) no Hoare annotation was computed. [2018-11-18 13:45:13,553 INFO L428 ceAbstractionStarter]: At program point atan_doubleENTRY(lines 64 132) the Hoare annotation is: true [2018-11-18 13:45:13,553 INFO L425 ceAbstractionStarter]: For program point L88(lines 88 113) no Hoare annotation was computed. [2018-11-18 13:45:13,553 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2018-11-18 13:45:13,554 INFO L425 ceAbstractionStarter]: For program point atan_doubleFINAL(lines 64 132) no Hoare annotation was computed. [2018-11-18 13:45:13,554 INFO L428 ceAbstractionStarter]: At program point L76-3(lines 76 80) the Hoare annotation is: true [2018-11-18 13:45:13,554 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 111) no Hoare annotation was computed. [2018-11-18 13:45:13,554 INFO L425 ceAbstractionStarter]: For program point L76-4(lines 74 87) no Hoare annotation was computed. [2018-11-18 13:45:13,554 INFO L425 ceAbstractionStarter]: For program point L105-2(lines 88 113) no Hoare annotation was computed. [2018-11-18 13:45:13,554 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2018-11-18 13:45:13,554 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 13:45:13,554 INFO L425 ceAbstractionStarter]: For program point L247-1(lines 247 252) no Hoare annotation was computed. [2018-11-18 13:45:13,555 INFO L428 ceAbstractionStarter]: At program point L247-3(lines 247 252) the Hoare annotation is: true [2018-11-18 13:45:13,555 INFO L425 ceAbstractionStarter]: For program point L247-4(lines 247 252) no Hoare annotation was computed. [2018-11-18 13:45:13,555 INFO L425 ceAbstractionStarter]: For program point isinf_doubleFINAL(lines 245 257) no Hoare annotation was computed. [2018-11-18 13:45:13,555 INFO L425 ceAbstractionStarter]: For program point isinf_doubleEXIT(lines 245 257) no Hoare annotation was computed. [2018-11-18 13:45:13,555 INFO L428 ceAbstractionStarter]: At program point isinf_doubleENTRY(lines 245 257) the Hoare annotation is: true [2018-11-18 13:45:13,555 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:45:13,555 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 13:45:13,555 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 13:45:13,556 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:45:13,556 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 288) no Hoare annotation was computed. [2018-11-18 13:45:13,556 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 269 292) no Hoare annotation was computed. [2018-11-18 13:45:13,556 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 269 292) no Hoare annotation was computed. [2018-11-18 13:45:13,556 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 286) no Hoare annotation was computed. [2018-11-18 13:45:13,556 INFO L425 ceAbstractionStarter]: For program point L286(line 286) no Hoare annotation was computed. [2018-11-18 13:45:13,556 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 269 292) the Hoare annotation is: true [2018-11-18 13:45:13,557 INFO L428 ceAbstractionStarter]: At program point L282(line 282) the Hoare annotation is: true [2018-11-18 13:45:13,557 INFO L425 ceAbstractionStarter]: For program point L282-1(line 282) no Hoare annotation was computed. [2018-11-18 13:45:13,557 INFO L428 ceAbstractionStarter]: At program point L280(line 280) the Hoare annotation is: true [2018-11-18 13:45:13,557 INFO L425 ceAbstractionStarter]: For program point L280-1(line 280) no Hoare annotation was computed. [2018-11-18 13:45:13,557 INFO L425 ceAbstractionStarter]: For program point L280-2(line 280) no Hoare annotation was computed. [2018-11-18 13:45:13,557 INFO L428 ceAbstractionStarter]: At program point L280-3(line 280) the Hoare annotation is: true [2018-11-18 13:45:13,557 INFO L425 ceAbstractionStarter]: For program point L280-4(line 280) no Hoare annotation was computed. [2018-11-18 13:45:13,557 INFO L425 ceAbstractionStarter]: For program point L280-6(lines 280 289) no Hoare annotation was computed. [2018-11-18 13:45:13,557 INFO L425 ceAbstractionStarter]: For program point L280-8(lines 280 289) no Hoare annotation was computed. [2018-11-18 13:45:13,558 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-18 13:45:13,558 INFO L428 ceAbstractionStarter]: At program point __ieee754_atan2ENTRY(lines 142 242) the Hoare annotation is: true [2018-11-18 13:45:13,558 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 206) no Hoare annotation was computed. [2018-11-18 13:45:13,558 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2FINAL(lines 142 242) no Hoare annotation was computed. [2018-11-18 13:45:13,558 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-18 13:45:13,558 INFO L425 ceAbstractionStarter]: For program point L168(lines 168 178) no Hoare annotation was computed. [2018-11-18 13:45:13,558 INFO L425 ceAbstractionStarter]: For program point L168-2(lines 142 242) no Hoare annotation was computed. [2018-11-18 13:45:13,558 INFO L428 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: true [2018-11-18 13:45:13,559 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 194) no Hoare annotation was computed. [2018-11-18 13:45:13,559 INFO L428 ceAbstractionStarter]: At program point L218-1(line 218) the Hoare annotation is: true [2018-11-18 13:45:13,559 INFO L425 ceAbstractionStarter]: For program point L218-2(line 218) no Hoare annotation was computed. [2018-11-18 13:45:13,559 INFO L425 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-11-18 13:45:13,559 INFO L425 ceAbstractionStarter]: For program point L210-2(line 210) no Hoare annotation was computed. [2018-11-18 13:45:13,559 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 177) no Hoare annotation was computed. [2018-11-18 13:45:13,559 INFO L425 ceAbstractionStarter]: For program point L161(lines 161 163) no Hoare annotation was computed. [2018-11-18 13:45:13,559 INFO L425 ceAbstractionStarter]: For program point L219(lines 219 241) no Hoare annotation was computed. [2018-11-18 13:45:13,559 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-18 13:45:13,560 INFO L425 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-11-18 13:45:13,560 INFO L425 ceAbstractionStarter]: For program point L170(line 170) no Hoare annotation was computed. [2018-11-18 13:45:13,560 INFO L425 ceAbstractionStarter]: For program point L170-2(line 170) no Hoare annotation was computed. [2018-11-18 13:45:13,560 INFO L425 ceAbstractionStarter]: For program point L220(line 220) no Hoare annotation was computed. [2018-11-18 13:45:13,560 INFO L425 ceAbstractionStarter]: For program point L154-1(lines 154 159) no Hoare annotation was computed. [2018-11-18 13:45:13,560 INFO L428 ceAbstractionStarter]: At program point L154-3(lines 154 159) the Hoare annotation is: true [2018-11-18 13:45:13,560 INFO L425 ceAbstractionStarter]: For program point L154-4(lines 154 159) no Hoare annotation was computed. [2018-11-18 13:45:13,560 INFO L425 ceAbstractionStarter]: For program point L237(line 237) no Hoare annotation was computed. [2018-11-18 13:45:13,561 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-18 13:45:13,561 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 234) no Hoare annotation was computed. [2018-11-18 13:45:13,561 INFO L425 ceAbstractionStarter]: For program point L196(lines 196 205) no Hoare annotation was computed. [2018-11-18 13:45:13,561 INFO L425 ceAbstractionStarter]: For program point L229-2(lines 222 235) no Hoare annotation was computed. [2018-11-18 13:45:13,561 INFO L425 ceAbstractionStarter]: For program point L229-3(lines 229 234) no Hoare annotation was computed. [2018-11-18 13:45:13,561 INFO L425 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-11-18 13:45:13,561 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 218) no Hoare annotation was computed. [2018-11-18 13:45:13,562 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 147 152) no Hoare annotation was computed. [2018-11-18 13:45:13,562 INFO L428 ceAbstractionStarter]: At program point L147-3(lines 147 152) the Hoare annotation is: true [2018-11-18 13:45:13,562 INFO L425 ceAbstractionStarter]: For program point L147-4(lines 147 152) no Hoare annotation was computed. [2018-11-18 13:45:13,562 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-18 13:45:13,562 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 165) no Hoare annotation was computed. [2018-11-18 13:45:13,562 INFO L425 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2018-11-18 13:45:13,562 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 13:45:13,562 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2EXIT(lines 142 242) no Hoare annotation was computed. [2018-11-18 13:45:13,562 INFO L425 ceAbstractionStarter]: For program point L181-2(line 181) no Hoare annotation was computed. [2018-11-18 13:45:13,563 INFO L425 ceAbstractionStarter]: For program point L239(line 239) no Hoare annotation was computed. [2018-11-18 13:45:13,563 INFO L425 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-11-18 13:45:13,563 INFO L428 ceAbstractionStarter]: At program point L165(line 165) the Hoare annotation is: true [2018-11-18 13:45:13,563 INFO L425 ceAbstractionStarter]: For program point L165-1(line 165) no Hoare annotation was computed. [2018-11-18 13:45:13,563 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 13:45:13,563 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 218) no Hoare annotation was computed. [2018-11-18 13:45:13,563 INFO L425 ceAbstractionStarter]: For program point L215-2(lines 213 218) no Hoare annotation was computed. [2018-11-18 13:45:13,563 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 13:45:13,563 INFO L425 ceAbstractionStarter]: For program point L224-1(lines 224 228) no Hoare annotation was computed. [2018-11-18 13:45:13,564 INFO L428 ceAbstractionStarter]: At program point L224-3(lines 224 228) the Hoare annotation is: true [2018-11-18 13:45:13,564 INFO L425 ceAbstractionStarter]: For program point L183(lines 183 207) no Hoare annotation was computed. [2018-11-18 13:45:13,564 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 142 242) no Hoare annotation was computed. [2018-11-18 13:45:13,564 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 13:45:13,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 01:45:13 BoogieIcfgContainer [2018-11-18 13:45:13,569 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 13:45:13,569 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:45:13,569 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:45:13,570 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:45:13,570 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:45:13" (3/4) ... [2018-11-18 13:45:13,572 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:45:13,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2018-11-18 13:45:13,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isfinite_double [2018-11-18 13:45:13,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 13:45:13,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_double [2018-11-18 13:45:13,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_double [2018-11-18 13:45:13,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 13:45:13,577 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2 [2018-11-18 13:45:13,585 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 77 nodes and edges [2018-11-18 13:45:13,586 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2018-11-18 13:45:13,586 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 13:45:13,587 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 13:45:13,656 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e4397eae-45aa-4ac5-a7da-1dfead346495/bin-2019/uautomizer/witness.graphml [2018-11-18 13:45:13,656 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:45:13,657 INFO L168 Benchmark]: Toolchain (without parser) took 19596.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 87.6 MB). Free memory was 951.9 MB in the beginning and 956.3 MB in the end (delta: -4.4 MB). Peak memory consumption was 83.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:13,658 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:45:13,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.16 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 930.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:13,658 INFO L168 Benchmark]: Boogie Preprocessor took 111.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 87.6 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -143.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:13,659 INFO L168 Benchmark]: RCFGBuilder took 18538.88 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:13,659 INFO L168 Benchmark]: TraceAbstraction took 518.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 970.1 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:13,659 INFO L168 Benchmark]: Witness Printer took 86.93 ms. Allocated memory is still 1.1 GB. Free memory was 963.2 MB in the beginning and 956.3 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:45:13,661 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 337.16 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 930.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 111.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 87.6 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -143.9 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 18538.88 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 518.60 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 970.1 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * Witness Printer took 86.93 ms. Allocated memory is still 1.1 GB. Free memory was 963.2 MB in the beginning and 956.3 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 286]: 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: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 120 locations, 1 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=120occurred 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: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 30 PreInvPairs, 30 NumberOfFragments, 24 HoareAnnotationTreeSize, 30 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 24 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 676 SizeOfPredicates, 0 NumberOfNonLiveVariables, 89 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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...