./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0683b_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_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0683b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/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 516e79809fe70e7ecdc6c9a291a13d34f08e7bb9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0683b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/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 516e79809fe70e7ecdc6c9a291a13d34f08e7bb9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:07:02,491 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:07:02,492 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:07:02,499 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:07:02,500 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:07:02,500 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:07:02,501 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:07:02,502 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:07:02,503 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:07:02,504 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:07:02,504 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:07:02,504 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:07:02,505 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:07:02,506 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:07:02,506 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:07:02,507 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:07:02,508 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:07:02,509 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:07:02,510 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:07:02,511 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:07:02,512 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:07:02,512 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:07:02,514 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:07:02,514 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:07:02,514 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:07:02,515 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:07:02,516 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:07:02,516 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:07:02,517 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:07:02,518 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:07:02,518 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:07:02,518 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:07:02,518 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:07:02,519 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:07:02,519 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:07:02,520 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:07:02,520 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 14:07:02,529 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:07:02,529 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:07:02,530 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:07:02,530 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 14:07:02,530 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:07:02,531 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:07:02,531 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 14:07:02,531 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:07:02,531 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:07:02,531 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:07:02,531 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:07:02,531 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:07:02,531 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:07:02,532 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:07:02,532 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:07:02,532 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:07:02,532 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:07:02,532 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:07:02,532 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:07:02,532 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:07:02,532 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:07:02,533 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:07:02,533 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:07:02,533 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:07:02,533 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:07:02,533 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:07:02,533 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:07:02,533 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 14:07:02,533 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:07:02,533 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:07:02,533 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_a46c52a5-cadf-48de-9dd3-80a1be68bf34/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 -> 516e79809fe70e7ecdc6c9a291a13d34f08e7bb9 [2018-11-18 14:07:02,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:07:02,564 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:07:02,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:07:02,567 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:07:02,567 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:07:02,567 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0683b_true-unreach-call.c [2018-11-18 14:07:02,603 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/data/96a78406f/5c4332457aae45f0a871ca7b805cb26e/FLAG961d2600b [2018-11-18 14:07:03,014 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:07:03,014 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/sv-benchmarks/c/float-newlib/double_req_bl_0683b_true-unreach-call.c [2018-11-18 14:07:03,019 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/data/96a78406f/5c4332457aae45f0a871ca7b805cb26e/FLAG961d2600b [2018-11-18 14:07:03,031 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/data/96a78406f/5c4332457aae45f0a871ca7b805cb26e [2018-11-18 14:07:03,034 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:07:03,035 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 14:07:03,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:07:03,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:07:03,038 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:07:03,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:07:03" (1/1) ... [2018-11-18 14:07:03,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5587dbd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:03, skipping insertion in model container [2018-11-18 14:07:03,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:07:03" (1/1) ... [2018-11-18 14:07:03,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:07:03,065 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:07:03,207 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:07:03,212 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:07:03,288 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:07:03,305 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:07:03,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:03 WrapperNode [2018-11-18 14:07:03,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:07:03,306 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:07:03,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:07:03,306 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:07:03,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:03" (1/1) ... [2018-11-18 14:07:03,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:03" (1/1) ... [2018-11-18 14:07:03,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:03" (1/1) ... [2018-11-18 14:07:03,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:03" (1/1) ... [2018-11-18 14:07:03,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:03" (1/1) ... [2018-11-18 14:07:03,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:03" (1/1) ... [2018-11-18 14:07:03,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:03" (1/1) ... [2018-11-18 14:07:03,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:07:03,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:07:03,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:07:03,360 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:07:03,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/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 14:07:03,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:07:03,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:07:03,405 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-11-18 14:07:03,406 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-11-18 14:07:03,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2018-11-18 14:07:03,406 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-11-18 14:07:03,406 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2018-11-18 14:07:03,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2018-11-18 14:07:03,406 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:07:03,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 14:07:03,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 14:07:03,406 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-11-18 14:07:03,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:07:03,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 14:07:03,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:07:03,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:07:03,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:07:03,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 14:07:03,407 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-11-18 14:07:03,407 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2018-11-18 14:07:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-11-18 14:07:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2018-11-18 14:07:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2018-11-18 14:07:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:07:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:07:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 14:07:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:07:03,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 14:07:03,956 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:07:03,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:07:03 BoogieIcfgContainer [2018-11-18 14:07:03,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:07:03,957 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:07:03,957 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:07:03,960 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:07:03,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:07:03" (1/3) ... [2018-11-18 14:07:03,960 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76588e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:07:03, skipping insertion in model container [2018-11-18 14:07:03,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:03" (2/3) ... [2018-11-18 14:07:03,961 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76588e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:07:03, skipping insertion in model container [2018-11-18 14:07:03,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:07:03" (3/3) ... [2018-11-18 14:07:03,962 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0683b_true-unreach-call.c [2018-11-18 14:07:03,968 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:07:03,974 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:07:03,983 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:07:04,004 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 14:07:04,004 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:07:04,004 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:07:04,004 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:07:04,004 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:07:04,004 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:07:04,005 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:07:04,005 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:07:04,005 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:07:04,018 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states. [2018-11-18 14:07:04,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 14:07:04,022 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:07:04,023 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:07:04,024 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:07:04,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:07:04,028 INFO L82 PathProgramCache]: Analyzing trace with hash -25707965, now seen corresponding path program 1 times [2018-11-18 14:07:04,029 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:07:04,029 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:07:04,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:07:04,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:07:04,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:07:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:07:04,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:07:04,152 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:07:04,152 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:07:04,155 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:07:04,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:07:04,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:07:04,165 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 2 states. [2018-11-18 14:07:04,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:07:04,191 INFO L93 Difference]: Finished difference Result 250 states and 387 transitions. [2018-11-18 14:07:04,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:07:04,193 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 28 [2018-11-18 14:07:04,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:07:04,200 INFO L225 Difference]: With dead ends: 250 [2018-11-18 14:07:04,201 INFO L226 Difference]: Without dead ends: 124 [2018-11-18 14:07:04,204 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:07:04,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-11-18 14:07:04,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-11-18 14:07:04,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-11-18 14:07:04,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 165 transitions. [2018-11-18 14:07:04,235 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 165 transitions. Word has length 28 [2018-11-18 14:07:04,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:07:04,236 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 165 transitions. [2018-11-18 14:07:04,236 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:07:04,236 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 165 transitions. [2018-11-18 14:07:04,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 14:07:04,236 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:07:04,237 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] [2018-11-18 14:07:04,237 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:07:04,237 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:07:04,237 INFO L82 PathProgramCache]: Analyzing trace with hash -1355332301, now seen corresponding path program 1 times [2018-11-18 14:07:04,237 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:07:04,237 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:07:04,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:07:04,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:07:04,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:07:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:07:04,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:07:04,323 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:07:04,324 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 14:07:04,325 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 14:07:04,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 14:07:04,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 14:07:04,326 INFO L87 Difference]: Start difference. First operand 124 states and 165 transitions. Second operand 3 states. [2018-11-18 14:07:04,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:07:04,351 INFO L93 Difference]: Finished difference Result 225 states and 306 transitions. [2018-11-18 14:07:04,351 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 14:07:04,352 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2018-11-18 14:07:04,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:07:04,353 INFO L225 Difference]: With dead ends: 225 [2018-11-18 14:07:04,353 INFO L226 Difference]: Without dead ends: 124 [2018-11-18 14:07:04,354 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 14:07:04,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-11-18 14:07:04,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-11-18 14:07:04,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-11-18 14:07:04,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 164 transitions. [2018-11-18 14:07:04,360 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 164 transitions. Word has length 31 [2018-11-18 14:07:04,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:07:04,360 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 164 transitions. [2018-11-18 14:07:04,361 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 14:07:04,361 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 164 transitions. [2018-11-18 14:07:04,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 14:07:04,361 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:07:04,362 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, 1] [2018-11-18 14:07:04,362 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:07:04,362 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:07:04,362 INFO L82 PathProgramCache]: Analyzing trace with hash -576251290, now seen corresponding path program 1 times [2018-11-18 14:07:04,362 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 14:07:04,362 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 14:07:04,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:07:04,363 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:07:04,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 14:07:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:07:04,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:07:04,510 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 14:07:04,533 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418254 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 14:07:04,533 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418252 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2018-11-18 14:07:04,534 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418258 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2018-11-18 14:07:04,534 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418244 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 14:07:04,534 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418265 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 14:07:04,534 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10737418276 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 14:07:04,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:07:04 BoogieIcfgContainer [2018-11-18 14:07:04,549 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:07:04,549 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:07:04,550 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:07:04,550 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:07:04,550 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:07:03" (3/4) ... [2018-11-18 14:07:04,553 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 14:07:04,553 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:07:04,554 INFO L168 Benchmark]: Toolchain (without parser) took 1519.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 959.2 MB in the beginning and 1.0 GB in the end (delta: -44.8 MB). Peak memory consumption was 94.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:07:04,555 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:07:04,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -174.7 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:07:04,556 INFO L168 Benchmark]: Boogie Preprocessor took 54.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:07:04,556 INFO L168 Benchmark]: RCFGBuilder took 596.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:07:04,557 INFO L168 Benchmark]: TraceAbstraction took 591.51 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: 69.8 MB). Peak memory consumption was 69.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:07:04,557 INFO L168 Benchmark]: Witness Printer took 3.60 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 14:07:04,560 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 270.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -174.7 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 596.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 591.51 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: 69.8 MB). Peak memory consumption was 69.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418254 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418252 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418258 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418244 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418265 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10737418276 could not be translated for associated CType ARRAY#_4_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 298]: 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 297. 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)=10737418272, \old(one_atan)=10737418260, \old(pi)=10737418268, \old(pi_lo_atan2)=10737418257, \old(pi_o_2)=10737418241, \old(pi_o_4)=10737418264, \old(tiny_atan2)=10737418275, \old(zero_atan2)=10737418250, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, 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] [L289] double x = 1.0 / 0.0; [L290] double y = __VERIFIER_nondet_double(); [L292] CALL, EXPR isinf_double(x) VAL [\old(x)=10737418261, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, 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)=10737418261, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, 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=10737418261, 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)=10737418261, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, lx=5, 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=10737418261, 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)=10737418261, \result=1, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435073, lx=5, 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=10737418261, zero_atan2=0] [L292] EXPR isinf_double(x) VAL [aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isinf_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=10737418261, y=10737418273, zero_atan2=0] [L292] EXPR isinf_double(x) && isfinite_double(y) VAL [aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isinf_double(x)=1, isinf_double(x) && isfinite_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=10737418261, y=10737418273, zero_atan2=0] [L292] CALL, EXPR isfinite_double(y) VAL [\old(x)=10737418273, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, 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)=10737418273, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, 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=10737418273, 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)=10737418273, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=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=10737418273, zero_atan2=0] [L266] RET return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); VAL [\old(x)=10737418273, \result=-1, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=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=10737418273, zero_atan2=0] [L292] EXPR isfinite_double(y) VAL [aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isfinite_double(y)=-1, isinf_double(x)=1, isinf_double(x) && isfinite_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=10737418261, y=10737418273, zero_atan2=0] [L292] EXPR isinf_double(x) && isfinite_double(y) VAL [aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isfinite_double(y)=-1, isinf_double(x)=1, isinf_double(x) && isfinite_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=10737418261, y=10737418273, zero_atan2=0] [L292] COND TRUE isinf_double(x) && isfinite_double(y) && y > 0.0 [L294] CALL, EXPR __ieee754_atan2(y, x) VAL [\old(x)=10737418261, \old(y)=10737418273, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, 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)=10737418261, \old(y)=10737418273, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, 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=10737418261, y=10737418273, 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)=10737418261, \old(y)=10737418273, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, lx=10737418249, 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=10737418261, y=10737418273, zero_atan2=0] [L153] ix = hx & 0x7fffffff VAL [\old(x)=10737418261, \old(y)=10737418273, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, lx=10737418249, 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=10737418261, y=10737418273, 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)=10737418261, \old(y)=10737418273, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, hy=-2147483648, lx=10737418249, 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=10737418261, y=10737418273, zero_atan2=0] [L160] iy = hy & 0x7fffffff VAL [\old(x)=10737418261, \old(y)=10737418273, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, hy=-2147483648, lx=10737418249, 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=10737418261, y=10737418273, 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)=10737418261, \old(y)=10737418273, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, atanlo_atan={10737418242:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, hy=-2147483648, lx=10737418249, 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=10737418261, y=10737418273, zero_atan2=0] [L294] EXPR __ieee754_atan2(y, x) VAL [__ieee754_atan2(y, x)=10737418269, aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, 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=10737418261, y=10737418273, zero_atan2=0] [L294] double res = __ieee754_atan2(y, x); [L297] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, 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=10737418269, res == 0.0 && __signbit_double(res) == 0=0, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418261, y=10737418273, zero_atan2=0] [L297] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L298] __VERIFIER_error() VAL [aT_atan={10737418253:0}, atanhi_atan={10737418255:0}, 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=10737418269, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418261, y=10737418273, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 129 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 336 SDtfs, 0 SDslu, 160 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=129occurred 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, 98 NumberOfCodeBlocks, 98 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 1659 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 14:07:05,975 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:07:05,976 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:07:05,984 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:07:05,984 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:07:05,984 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:07:05,985 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:07:05,986 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:07:05,987 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:07:05,988 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:07:05,989 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:07:05,989 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:07:05,989 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:07:05,990 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:07:05,991 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:07:05,992 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:07:05,992 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:07:05,993 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:07:05,995 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:07:05,996 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:07:05,996 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:07:05,997 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:07:05,999 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:07:05,999 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:07:05,999 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:07:06,000 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:07:06,000 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:07:06,001 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:07:06,001 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:07:06,002 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:07:06,002 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:07:06,003 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:07:06,003 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:07:06,003 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:07:06,004 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:07:06,004 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:07:06,005 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 14:07:06,015 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:07:06,016 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:07:06,016 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:07:06,016 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:07:06,017 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:07:06,017 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:07:06,017 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 14:07:06,018 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:07:06,018 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:07:06,018 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:07:06,018 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:07:06,018 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:07:06,018 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:07:06,018 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:07:06,018 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 14:07:06,018 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 14:07:06,019 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:07:06,019 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:07:06,019 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:07:06,019 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:07:06,019 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:07:06,019 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 14:07:06,019 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:07:06,019 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 14:07:06,019 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 14:07:06,020 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:07:06,020 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:07:06,020 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:07:06,020 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 14:07:06,020 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:07:06,020 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 14:07:06,020 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 14:07:06,020 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_a46c52a5-cadf-48de-9dd3-80a1be68bf34/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 -> 516e79809fe70e7ecdc6c9a291a13d34f08e7bb9 [2018-11-18 14:07:06,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:07:06,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:07:06,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:07:06,060 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:07:06,060 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:07:06,061 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0683b_true-unreach-call.c [2018-11-18 14:07:06,095 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/data/d6411e0b5/209ac8022d7344efbb2eb306319b0aa0/FLAGbf0e038d1 [2018-11-18 14:07:06,512 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:07:06,512 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/sv-benchmarks/c/float-newlib/double_req_bl_0683b_true-unreach-call.c [2018-11-18 14:07:06,518 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/data/d6411e0b5/209ac8022d7344efbb2eb306319b0aa0/FLAGbf0e038d1 [2018-11-18 14:07:06,526 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/data/d6411e0b5/209ac8022d7344efbb2eb306319b0aa0 [2018-11-18 14:07:06,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:07:06,530 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 14:07:06,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:07:06,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:07:06,533 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:07:06,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:07:06" (1/1) ... [2018-11-18 14:07:06,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e7113cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:06, skipping insertion in model container [2018-11-18 14:07:06,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:07:06" (1/1) ... [2018-11-18 14:07:06,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:07:06,568 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:07:06,735 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:07:06,741 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:07:06,798 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:07:06,822 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:07:06,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:06 WrapperNode [2018-11-18 14:07:06,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:07:06,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:07:06,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:07:06,823 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:07:06,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:06" (1/1) ... [2018-11-18 14:07:06,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:06" (1/1) ... [2018-11-18 14:07:06,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:06" (1/1) ... [2018-11-18 14:07:06,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:06" (1/1) ... [2018-11-18 14:07:06,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:06" (1/1) ... [2018-11-18 14:07:06,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:06" (1/1) ... [2018-11-18 14:07:06,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:06" (1/1) ... [2018-11-18 14:07:06,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:07:06,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:07:06,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:07:06,909 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:07:06,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/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 14:07:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 14:07:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:07:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-11-18 14:07:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-11-18 14:07:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2018-11-18 14:07:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-11-18 14:07:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2018-11-18 14:07:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2018-11-18 14:07:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 14:07:06,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 14:07:06,954 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 14:07:06,954 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-11-18 14:07:06,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:07:06,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 14:07:06,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 14:07:06,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:07:06,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 14:07:06,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 14:07:06,955 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-11-18 14:07:06,955 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2018-11-18 14:07:06,955 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-11-18 14:07:06,955 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2018-11-18 14:07:06,955 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2018-11-18 14:07:06,955 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 14:07:06,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 14:07:06,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-18 14:07:06,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:07:06,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 14:07:07,094 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:07:07,138 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:07:07,160 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:07:07,224 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:07:08,618 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:07:09,076 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:07:09,144 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:07:09,170 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:07:09,177 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:07:09,234 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:07:15,761 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:07:21,070 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:07:25,081 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:07:25,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:07:25 BoogieIcfgContainer [2018-11-18 14:07:25,082 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:07:25,083 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 14:07:25,083 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 14:07:25,086 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 14:07:25,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 02:07:06" (1/3) ... [2018-11-18 14:07:25,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@275322a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:07:25, skipping insertion in model container [2018-11-18 14:07:25,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:07:06" (2/3) ... [2018-11-18 14:07:25,087 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@275322a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 02:07:25, skipping insertion in model container [2018-11-18 14:07:25,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:07:25" (3/3) ... [2018-11-18 14:07:25,089 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0683b_true-unreach-call.c [2018-11-18 14:07:25,099 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 14:07:25,105 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 14:07:25,115 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 14:07:25,139 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 14:07:25,140 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 14:07:25,140 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 14:07:25,140 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 14:07:25,140 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 14:07:25,140 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 14:07:25,141 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 14:07:25,141 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 14:07:25,141 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 14:07:25,158 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states. [2018-11-18 14:07:25,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 14:07:25,163 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 14:07:25,164 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 14:07:25,165 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 14:07:25,169 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:07:25,170 INFO L82 PathProgramCache]: Analyzing trace with hash -25707965, now seen corresponding path program 1 times [2018-11-18 14:07:25,174 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 14:07:25,175 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/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 14:07:25,182 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 14:07:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:07:25,369 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:07:25,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:07:25,387 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 14:07:25,400 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 14:07:25,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 14:07:25,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 14:07:25,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 14:07:25,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:07:25,416 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 2 states. [2018-11-18 14:07:25,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 14:07:25,438 INFO L93 Difference]: Finished difference Result 129 states and 194 transitions. [2018-11-18 14:07:25,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 14:07:25,439 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 28 [2018-11-18 14:07:25,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 14:07:25,444 INFO L225 Difference]: With dead ends: 129 [2018-11-18 14:07:25,445 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 14:07:25,448 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 14:07:25,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 14:07:25,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 14:07:25,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 14:07:25,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 14:07:25,468 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2018-11-18 14:07:25,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 14:07:25,468 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 14:07:25,468 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 14:07:25,468 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 14:07:25,468 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:07:25,472 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 14:07:25,551 INFO L425 ceAbstractionStarter]: For program point fabs_doubleEXIT(lines 17 31) no Hoare annotation was computed. [2018-11-18 14:07:25,551 INFO L425 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-11-18 14:07:25,551 INFO L428 ceAbstractionStarter]: At program point L19-3(lines 19 23) the Hoare annotation is: true [2018-11-18 14:07:25,551 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 29) no Hoare annotation was computed. [2018-11-18 14:07:25,552 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 17 31) no Hoare annotation was computed. [2018-11-18 14:07:25,552 INFO L428 ceAbstractionStarter]: At program point fabs_doubleENTRY(lines 17 31) the Hoare annotation is: true [2018-11-18 14:07:25,552 INFO L425 ceAbstractionStarter]: For program point L24-3(lines 24 29) no Hoare annotation was computed. [2018-11-18 14:07:25,552 INFO L425 ceAbstractionStarter]: For program point fabs_doubleFINAL(lines 17 31) no Hoare annotation was computed. [2018-11-18 14:07:25,552 INFO L425 ceAbstractionStarter]: For program point L261-4(lines 261 265) no Hoare annotation was computed. [2018-11-18 14:07:25,552 INFO L425 ceAbstractionStarter]: For program point isfinite_doubleFINAL(lines 259 267) no Hoare annotation was computed. [2018-11-18 14:07:25,553 INFO L425 ceAbstractionStarter]: For program point isfinite_doubleEXIT(lines 259 267) no Hoare annotation was computed. [2018-11-18 14:07:25,553 INFO L425 ceAbstractionStarter]: For program point L261-1(lines 261 265) no Hoare annotation was computed. [2018-11-18 14:07:25,553 INFO L428 ceAbstractionStarter]: At program point isfinite_doubleENTRY(lines 259 267) the Hoare annotation is: true [2018-11-18 14:07:25,553 INFO L428 ceAbstractionStarter]: At program point L261-3(lines 261 265) the Hoare annotation is: true [2018-11-18 14:07:25,553 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:07:25,553 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:07:25,553 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:07:25,553 INFO L428 ceAbstractionStarter]: At program point L68-3(lines 68 72) the Hoare annotation is: true [2018-11-18 14:07:25,553 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 103) no Hoare annotation was computed. [2018-11-18 14:07:25,554 INFO L425 ceAbstractionStarter]: For program point L68-4(lines 68 72) no Hoare annotation was computed. [2018-11-18 14:07:25,554 INFO L425 ceAbstractionStarter]: For program point L130-2(line 130) no Hoare annotation was computed. [2018-11-18 14:07:25,554 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 131) no Hoare annotation was computed. [2018-11-18 14:07:25,554 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 92) no Hoare annotation was computed. [2018-11-18 14:07:25,554 INFO L425 ceAbstractionStarter]: For program point L89-2(lines 89 92) no Hoare annotation was computed. [2018-11-18 14:07:25,554 INFO L425 ceAbstractionStarter]: For program point L90(lines 90 91) no Hoare annotation was computed. [2018-11-18 14:07:25,554 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 87) no Hoare annotation was computed. [2018-11-18 14:07:25,555 INFO L428 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: true [2018-11-18 14:07:25,555 INFO L425 ceAbstractionStarter]: For program point L95-1(line 95) no Hoare annotation was computed. [2018-11-18 14:07:25,555 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 86) no Hoare annotation was computed. [2018-11-18 14:07:25,555 INFO L425 ceAbstractionStarter]: For program point atan_doubleEXIT(lines 64 132) no Hoare annotation was computed. [2018-11-18 14:07:25,555 INFO L425 ceAbstractionStarter]: For program point L96(lines 96 112) no Hoare annotation was computed. [2018-11-18 14:07:25,555 INFO L428 ceAbstractionStarter]: At program point atan_doubleENTRY(lines 64 132) the Hoare annotation is: true [2018-11-18 14:07:25,556 INFO L425 ceAbstractionStarter]: For program point L88(lines 88 113) no Hoare annotation was computed. [2018-11-18 14:07:25,556 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2018-11-18 14:07:25,556 INFO L425 ceAbstractionStarter]: For program point atan_doubleFINAL(lines 64 132) no Hoare annotation was computed. [2018-11-18 14:07:25,556 INFO L428 ceAbstractionStarter]: At program point L76-3(lines 76 80) the Hoare annotation is: true [2018-11-18 14:07:25,556 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 111) no Hoare annotation was computed. [2018-11-18 14:07:25,556 INFO L425 ceAbstractionStarter]: For program point L76-4(lines 74 87) no Hoare annotation was computed. [2018-11-18 14:07:25,558 INFO L425 ceAbstractionStarter]: For program point L105-2(lines 88 113) no Hoare annotation was computed. [2018-11-18 14:07:25,558 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2018-11-18 14:07:25,558 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 14:07:25,558 INFO L425 ceAbstractionStarter]: For program point L247-1(lines 247 252) no Hoare annotation was computed. [2018-11-18 14:07:25,558 INFO L428 ceAbstractionStarter]: At program point L247-3(lines 247 252) the Hoare annotation is: true [2018-11-18 14:07:25,558 INFO L425 ceAbstractionStarter]: For program point L247-4(lines 247 252) no Hoare annotation was computed. [2018-11-18 14:07:25,559 INFO L425 ceAbstractionStarter]: For program point isinf_doubleFINAL(lines 245 257) no Hoare annotation was computed. [2018-11-18 14:07:25,559 INFO L425 ceAbstractionStarter]: For program point isinf_doubleEXIT(lines 245 257) no Hoare annotation was computed. [2018-11-18 14:07:25,559 INFO L428 ceAbstractionStarter]: At program point isinf_doubleENTRY(lines 245 257) the Hoare annotation is: true [2018-11-18 14:07:25,559 INFO L425 ceAbstractionStarter]: For program point __signbit_doubleFINAL(lines 269 279) no Hoare annotation was computed. [2018-11-18 14:07:25,559 INFO L425 ceAbstractionStarter]: For program point __signbit_doubleEXIT(lines 269 279) no Hoare annotation was computed. [2018-11-18 14:07:25,559 INFO L425 ceAbstractionStarter]: For program point L272-1(lines 272 276) no Hoare annotation was computed. [2018-11-18 14:07:25,559 INFO L428 ceAbstractionStarter]: At program point L272-3(lines 272 276) the Hoare annotation is: true [2018-11-18 14:07:25,560 INFO L428 ceAbstractionStarter]: At program point __signbit_doubleENTRY(lines 269 279) the Hoare annotation is: true [2018-11-18 14:07:25,560 INFO L425 ceAbstractionStarter]: For program point L272-4(lines 272 276) no Hoare annotation was computed. [2018-11-18 14:07:25,560 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 14:07:25,560 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 14:07:25,560 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 14:07:25,560 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 14:07:25,560 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 281 304) no Hoare annotation was computed. [2018-11-18 14:07:25,561 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 281 304) no Hoare annotation was computed. [2018-11-18 14:07:25,561 INFO L425 ceAbstractionStarter]: For program point L298(line 298) no Hoare annotation was computed. [2018-11-18 14:07:25,561 INFO L428 ceAbstractionStarter]: At program point L294(line 294) the Hoare annotation is: true [2018-11-18 14:07:25,561 INFO L425 ceAbstractionStarter]: For program point L294-1(line 294) no Hoare annotation was computed. [2018-11-18 14:07:25,561 INFO L428 ceAbstractionStarter]: At program point L292(line 292) the Hoare annotation is: true [2018-11-18 14:07:25,561 INFO L425 ceAbstractionStarter]: For program point L292-1(line 292) no Hoare annotation was computed. [2018-11-18 14:07:25,562 INFO L425 ceAbstractionStarter]: For program point L292-2(line 292) no Hoare annotation was computed. [2018-11-18 14:07:25,562 INFO L428 ceAbstractionStarter]: At program point L292-3(line 292) the Hoare annotation is: true [2018-11-18 14:07:25,563 INFO L425 ceAbstractionStarter]: For program point L292-4(line 292) no Hoare annotation was computed. [2018-11-18 14:07:25,563 INFO L425 ceAbstractionStarter]: For program point L292-6(lines 292 301) no Hoare annotation was computed. [2018-11-18 14:07:25,563 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 281 304) the Hoare annotation is: true [2018-11-18 14:07:25,563 INFO L425 ceAbstractionStarter]: For program point L292-8(lines 292 301) no Hoare annotation was computed. [2018-11-18 14:07:25,563 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 298) no Hoare annotation was computed. [2018-11-18 14:07:25,563 INFO L425 ceAbstractionStarter]: For program point L297(line 297) no Hoare annotation was computed. [2018-11-18 14:07:25,564 INFO L428 ceAbstractionStarter]: At program point L297-1(line 297) the Hoare annotation is: true [2018-11-18 14:07:25,564 INFO L425 ceAbstractionStarter]: For program point L297-2(line 297) no Hoare annotation was computed. [2018-11-18 14:07:25,564 INFO L425 ceAbstractionStarter]: For program point L297-4(lines 297 300) no Hoare annotation was computed. [2018-11-18 14:07:25,564 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-18 14:07:25,564 INFO L428 ceAbstractionStarter]: At program point __ieee754_atan2ENTRY(lines 142 242) the Hoare annotation is: true [2018-11-18 14:07:25,564 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 206) no Hoare annotation was computed. [2018-11-18 14:07:25,564 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2FINAL(lines 142 242) no Hoare annotation was computed. [2018-11-18 14:07:25,564 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-18 14:07:25,565 INFO L425 ceAbstractionStarter]: For program point L168(lines 168 178) no Hoare annotation was computed. [2018-11-18 14:07:25,565 INFO L425 ceAbstractionStarter]: For program point L168-2(lines 142 242) no Hoare annotation was computed. [2018-11-18 14:07:25,565 INFO L428 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: true [2018-11-18 14:07:25,565 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 194) no Hoare annotation was computed. [2018-11-18 14:07:25,565 INFO L428 ceAbstractionStarter]: At program point L218-1(line 218) the Hoare annotation is: true [2018-11-18 14:07:25,567 INFO L425 ceAbstractionStarter]: For program point L218-2(line 218) no Hoare annotation was computed. [2018-11-18 14:07:25,567 INFO L425 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-11-18 14:07:25,567 INFO L425 ceAbstractionStarter]: For program point L210-2(line 210) no Hoare annotation was computed. [2018-11-18 14:07:25,567 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 177) no Hoare annotation was computed. [2018-11-18 14:07:25,567 INFO L425 ceAbstractionStarter]: For program point L161(lines 161 163) no Hoare annotation was computed. [2018-11-18 14:07:25,568 INFO L425 ceAbstractionStarter]: For program point L219(lines 219 241) no Hoare annotation was computed. [2018-11-18 14:07:25,568 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-18 14:07:25,568 INFO L425 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-11-18 14:07:25,568 INFO L425 ceAbstractionStarter]: For program point L170(line 170) no Hoare annotation was computed. [2018-11-18 14:07:25,568 INFO L425 ceAbstractionStarter]: For program point L170-2(line 170) no Hoare annotation was computed. [2018-11-18 14:07:25,568 INFO L425 ceAbstractionStarter]: For program point L220(line 220) no Hoare annotation was computed. [2018-11-18 14:07:25,568 INFO L425 ceAbstractionStarter]: For program point L154-1(lines 154 159) no Hoare annotation was computed. [2018-11-18 14:07:25,569 INFO L428 ceAbstractionStarter]: At program point L154-3(lines 154 159) the Hoare annotation is: true [2018-11-18 14:07:25,569 INFO L425 ceAbstractionStarter]: For program point L154-4(lines 154 159) no Hoare annotation was computed. [2018-11-18 14:07:25,569 INFO L425 ceAbstractionStarter]: For program point L237(line 237) no Hoare annotation was computed. [2018-11-18 14:07:25,569 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-18 14:07:25,569 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 234) no Hoare annotation was computed. [2018-11-18 14:07:25,569 INFO L425 ceAbstractionStarter]: For program point L196(lines 196 205) no Hoare annotation was computed. [2018-11-18 14:07:25,569 INFO L425 ceAbstractionStarter]: For program point L229-2(lines 222 235) no Hoare annotation was computed. [2018-11-18 14:07:25,570 INFO L425 ceAbstractionStarter]: For program point L229-3(lines 229 234) no Hoare annotation was computed. [2018-11-18 14:07:25,570 INFO L425 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-11-18 14:07:25,570 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 218) no Hoare annotation was computed. [2018-11-18 14:07:25,570 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 147 152) no Hoare annotation was computed. [2018-11-18 14:07:25,570 INFO L428 ceAbstractionStarter]: At program point L147-3(lines 147 152) the Hoare annotation is: true [2018-11-18 14:07:25,570 INFO L425 ceAbstractionStarter]: For program point L147-4(lines 147 152) no Hoare annotation was computed. [2018-11-18 14:07:25,570 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-18 14:07:25,570 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 165) no Hoare annotation was computed. [2018-11-18 14:07:25,571 INFO L425 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2018-11-18 14:07:25,571 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 14:07:25,571 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2EXIT(lines 142 242) no Hoare annotation was computed. [2018-11-18 14:07:25,571 INFO L425 ceAbstractionStarter]: For program point L181-2(line 181) no Hoare annotation was computed. [2018-11-18 14:07:25,571 INFO L425 ceAbstractionStarter]: For program point L239(line 239) no Hoare annotation was computed. [2018-11-18 14:07:25,571 INFO L425 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-11-18 14:07:25,571 INFO L428 ceAbstractionStarter]: At program point L165(line 165) the Hoare annotation is: true [2018-11-18 14:07:25,572 INFO L425 ceAbstractionStarter]: For program point L165-1(line 165) no Hoare annotation was computed. [2018-11-18 14:07:25,572 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 14:07:25,572 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 218) no Hoare annotation was computed. [2018-11-18 14:07:25,572 INFO L425 ceAbstractionStarter]: For program point L215-2(lines 213 218) no Hoare annotation was computed. [2018-11-18 14:07:25,572 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 14:07:25,572 INFO L425 ceAbstractionStarter]: For program point L224-1(lines 224 228) no Hoare annotation was computed. [2018-11-18 14:07:25,572 INFO L428 ceAbstractionStarter]: At program point L224-3(lines 224 228) the Hoare annotation is: true [2018-11-18 14:07:25,572 INFO L425 ceAbstractionStarter]: For program point L183(lines 183 207) no Hoare annotation was computed. [2018-11-18 14:07:25,573 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 142 242) no Hoare annotation was computed. [2018-11-18 14:07:25,573 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 14:07:25,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 02:07:25 BoogieIcfgContainer [2018-11-18 14:07:25,580 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 14:07:25,580 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:07:25,580 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:07:25,580 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:07:25,581 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:07:25" (3/4) ... [2018-11-18 14:07:25,584 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:07:25,589 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2018-11-18 14:07:25,589 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isfinite_double [2018-11-18 14:07:25,589 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 14:07:25,590 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_double [2018-11-18 14:07:25,590 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_double [2018-11-18 14:07:25,590 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __signbit_double [2018-11-18 14:07:25,590 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 14:07:25,590 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2 [2018-11-18 14:07:25,599 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 82 nodes and edges [2018-11-18 14:07:25,600 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2018-11-18 14:07:25,601 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 14:07:25,601 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 14:07:25,671 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a46c52a5-cadf-48de-9dd3-80a1be68bf34/bin-2019/uautomizer/witness.graphml [2018-11-18 14:07:25,671 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:07:25,672 INFO L168 Benchmark]: Toolchain (without parser) took 19142.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 949.7 MB in the beginning and 993.6 MB in the end (delta: -43.9 MB). Peak memory consumption was 90.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:07:25,673 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:07:25,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 292.00 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 928.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:07:25,673 INFO L168 Benchmark]: Boogie Preprocessor took 86.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -193.2 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:07:25,674 INFO L168 Benchmark]: RCFGBuilder took 18173.39 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: 68.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:07:25,674 INFO L168 Benchmark]: TraceAbstraction took 496.83 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: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. [2018-11-18 14:07:25,674 INFO L168 Benchmark]: Witness Printer took 91.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 993.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:07:25,676 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 292.00 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 928.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 86.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -193.2 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 18173.39 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: 68.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 496.83 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: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. * Witness Printer took 91.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 993.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 298]: 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: 272]: 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 9 procedures, 129 locations, 1 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 27 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred 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, 27 LocationsWithAnnotation, 33 PreInvPairs, 33 NumberOfFragments, 27 HoareAnnotationTreeSize, 33 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 27 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 729 SizeOfPredicates, 0 NumberOfNonLiveVariables, 93 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...