./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0663b_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_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0663b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/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 0cca6d33f0772631e27f925c9516a89b4af2326a ...................................................................................................................................................................................................................................................................................................................................................................... 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_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0663b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/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 0cca6d33f0772631e27f925c9516a89b4af2326a .............................................................................................................................................................................................................................................................................................................................................................................................. 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 12:46:40,622 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:46:40,623 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:46:40,629 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:46:40,629 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:46:40,629 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:46:40,630 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:46:40,631 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:46:40,631 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:46:40,632 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:46:40,632 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:46:40,633 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:46:40,633 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:46:40,634 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:46:40,635 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:46:40,636 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:46:40,636 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:46:40,637 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:46:40,639 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:46:40,639 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:46:40,640 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:46:40,640 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:46:40,642 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:46:40,642 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:46:40,642 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:46:40,643 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:46:40,643 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:46:40,644 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:46:40,645 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:46:40,646 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:46:40,646 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:46:40,646 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:46:40,646 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:46:40,646 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:46:40,647 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:46:40,648 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:46:40,648 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 12:46:40,655 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:46:40,655 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:46:40,656 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:46:40,656 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:46:40,657 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:46:40,657 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:46:40,657 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:46:40,657 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:46:40,657 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:46:40,657 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:46:40,657 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:46:40,658 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:46:40,659 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:46:40,659 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:46:40,659 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:46:40,659 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:46:40,659 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:46:40,659 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:46:40,659 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:46:40,660 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:46:40,660 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:46:40,660 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:46:40,660 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:46:40,660 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:46:40,660 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:46:40,660 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:46:40,660 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:46:40,661 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 12:46:40,661 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:46:40,661 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:46:40,661 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_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/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 -> 0cca6d33f0772631e27f925c9516a89b4af2326a [2018-11-18 12:46:40,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:46:40,695 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:46:40,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:46:40,699 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:46:40,699 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:46:40,700 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0663b_true-unreach-call.c [2018-11-18 12:46:40,744 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/data/872ef1730/a3325403306547de894651a994a5183b/FLAG81e08a258 [2018-11-18 12:46:41,146 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:46:41,146 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/sv-benchmarks/c/float-newlib/double_req_bl_0663b_true-unreach-call.c [2018-11-18 12:46:41,151 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/data/872ef1730/a3325403306547de894651a994a5183b/FLAG81e08a258 [2018-11-18 12:46:41,162 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/data/872ef1730/a3325403306547de894651a994a5183b [2018-11-18 12:46:41,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:46:41,166 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:46:41,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:46:41,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:46:41,170 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:46:41,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:46:41" (1/1) ... [2018-11-18 12:46:41,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ad4eacb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:41, skipping insertion in model container [2018-11-18 12:46:41,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:46:41" (1/1) ... [2018-11-18 12:46:41,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:46:41,203 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:46:41,343 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:46:41,349 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:46:41,391 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:46:41,452 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:46:41,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:41 WrapperNode [2018-11-18 12:46:41,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:46:41,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:46:41,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:46:41,453 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:46:41,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:41" (1/1) ... [2018-11-18 12:46:41,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:41" (1/1) ... [2018-11-18 12:46:41,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:41" (1/1) ... [2018-11-18 12:46:41,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:41" (1/1) ... [2018-11-18 12:46:41,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:41" (1/1) ... [2018-11-18 12:46:41,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:41" (1/1) ... [2018-11-18 12:46:41,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:41" (1/1) ... [2018-11-18 12:46:41,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:46:41,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:46:41,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:46:41,493 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:46:41,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/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 12:46:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:46:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:46:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-11-18 12:46:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-11-18 12:46:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2018-11-18 12:46:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:46:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 12:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-11-18 12:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 12:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 12:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-11-18 12:46:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2018-11-18 12:46:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:46:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:46:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 12:46:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:46:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 12:46:41,905 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:46:41,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:46:41 BoogieIcfgContainer [2018-11-18 12:46:41,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:46:41,906 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:46:41,906 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:46:41,908 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:46:41,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:46:41" (1/3) ... [2018-11-18 12:46:41,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f413226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:46:41, skipping insertion in model container [2018-11-18 12:46:41,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:41" (2/3) ... [2018-11-18 12:46:41,909 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f413226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:46:41, skipping insertion in model container [2018-11-18 12:46:41,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:46:41" (3/3) ... [2018-11-18 12:46:41,910 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0663b_true-unreach-call.c [2018-11-18 12:46:41,916 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:46:41,922 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:46:41,930 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:46:41,950 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:46:41,951 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:46:41,951 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:46:41,951 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:46:41,951 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:46:41,951 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:46:41,951 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:46:41,951 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:46:41,951 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:46:41,964 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2018-11-18 12:46:41,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 12:46:41,968 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:46:41,969 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:46:41,971 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:46:41,974 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:46:41,974 INFO L82 PathProgramCache]: Analyzing trace with hash 2033313214, now seen corresponding path program 1 times [2018-11-18 12:46:41,975 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:46:41,976 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:46:42,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:46:42,003 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:46:42,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:46:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:46:42,087 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 12:46:42,089 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:46:42,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 12:46:42,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 12:46:42,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 12:46:42,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:46:42,100 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 2 states. [2018-11-18 12:46:42,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:46:42,119 INFO L93 Difference]: Finished difference Result 197 states and 314 transitions. [2018-11-18 12:46:42,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 12:46:42,120 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-11-18 12:46:42,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:46:42,126 INFO L225 Difference]: With dead ends: 197 [2018-11-18 12:46:42,126 INFO L226 Difference]: Without dead ends: 98 [2018-11-18 12:46:42,128 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 12:46:42,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-11-18 12:46:42,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-11-18 12:46:42,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-11-18 12:46:42,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 137 transitions. [2018-11-18 12:46:42,160 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 137 transitions. Word has length 19 [2018-11-18 12:46:42,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:46:42,160 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 137 transitions. [2018-11-18 12:46:42,160 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 12:46:42,160 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 137 transitions. [2018-11-18 12:46:42,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 12:46:42,161 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:46:42,161 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] [2018-11-18 12:46:42,161 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:46:42,162 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:46:42,162 INFO L82 PathProgramCache]: Analyzing trace with hash -194514328, now seen corresponding path program 1 times [2018-11-18 12:46:42,162 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:46:42,162 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:46:42,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:46:42,163 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:46:42,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:46:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:46:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:46:42,250 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 12:46:42,270 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 92 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 12:46:42,271 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 103 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2018-11-18 12:46:42,272 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 108 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 12:46:42,272 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 97 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2018-11-18 12:46:42,272 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 99 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 12:46:42,272 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 120 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 12:46:42,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:46:42 BoogieIcfgContainer [2018-11-18 12:46:42,285 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:46:42,285 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:46:42,285 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:46:42,285 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:46:42,286 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:46:41" (3/4) ... [2018-11-18 12:46:42,289 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 12:46:42,289 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:46:42,289 INFO L168 Benchmark]: Toolchain (without parser) took 1124.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 959.2 MB in the beginning and 1.0 GB in the end (delta: -74.8 MB). Peak memory consumption was 50.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:46:42,291 INFO L168 Benchmark]: CDTParser took 0.14 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 12:46:42,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 285.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -165.5 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:46:42,292 INFO L168 Benchmark]: Boogie Preprocessor took 39.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:46:42,292 INFO L168 Benchmark]: RCFGBuilder took 412.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:46:42,292 INFO L168 Benchmark]: TraceAbstraction took 378.56 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: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-18 12:46:42,293 INFO L168 Benchmark]: Witness Printer took 3.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:46:42,296 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 285.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -165.5 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 412.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 378.56 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: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 92 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 103 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 108 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 97 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 99 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 120 could not be translated for associated CType ARRAY#_4_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 260]: 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 bitwiseAnd at line 160, overapproximation of someBinaryArithmeticDOUBLEoperation at line 163, overapproximation of someBinaryDOUBLEComparisonOperation at line 259. 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)=117, \old(one_atan)=105, \old(pi)=111, \old(pi_lo_atan2)=102, \old(pi_o_2)=89, \old(pi_o_4)=107, \old(tiny_atan2)=119, \old(zero_atan2)=95, aT_atan={98:0}, atanhi_atan={100:0}, atanlo_atan={90:0}, 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] [L251] double x = 0.0; [L252] double y = __VERIFIER_nondet_double(); [L254] COND TRUE y > 0.0 VAL [aT_atan={98:0}, atanhi_atan={100:0}, atanlo_atan={90:0}, 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=0, y=118, zero_atan2=0] [L256] CALL, EXPR __ieee754_atan2(y, x) VAL [\old(x)=0, \old(y)=118, aT_atan={98:0}, atanhi_atan={100:0}, atanlo_atan={90:0}, 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)=0, \old(y)=118, aT_atan={98:0}, atanhi_atan={100:0}, atanlo_atan={90:0}, 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=0, y=118, 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)=0, \old(y)=118, aT_atan={98:0}, atanhi_atan={100:0}, atanlo_atan={90:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=5, lx=112, 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=0, y=118, zero_atan2=0] [L153] ix = hx & 0x7fffffff VAL [\old(x)=0, \old(y)=118, aT_atan={98:0}, atanhi_atan={100:0}, atanlo_atan={90:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=5, lx=112, 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=0, y=118, 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)=0, \old(y)=118, aT_atan={98:0}, atanhi_atan={100:0}, atanlo_atan={90:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=5, hy=2, lx=112, ly=115, 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=0, y=118, zero_atan2=0] [L160] iy = hy & 0x7fffffff VAL [\old(x)=0, \old(y)=118, aT_atan={98:0}, atanhi_atan={100:0}, atanlo_atan={90:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=5, hy=2, lx=112, ly=115, 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=0, y=118, 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)=0, \old(y)=118, aT_atan={98:0}, atanhi_atan={100:0}, atanlo_atan={90:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=5, hy=2, lx=112, ly=115, 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=0, y=118, zero_atan2=0] [L256] EXPR __ieee754_atan2(y, x) VAL [__ieee754_atan2(y, x)=109, aT_atan={98:0}, atanhi_atan={100:0}, atanlo_atan={90:0}, 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=0, y=118, zero_atan2=0] [L256] double res = __ieee754_atan2(y, x); [L259] COND TRUE res != pi_o_2 VAL [aT_atan={98:0}, atanhi_atan={100:0}, atanlo_atan={90:0}, 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=109, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=118, zero_atan2=0] [L260] __VERIFIER_error() VAL [aT_atan={98:0}, atanhi_atan={100:0}, atanlo_atan={90:0}, 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=109, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=118, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 103 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 143 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=103occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 12:46:43,653 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:46:43,654 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:46:43,663 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:46:43,663 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:46:43,664 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:46:43,665 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:46:43,666 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:46:43,667 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:46:43,668 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:46:43,668 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:46:43,668 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:46:43,669 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:46:43,670 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:46:43,671 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:46:43,671 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:46:43,672 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:46:43,673 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:46:43,675 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:46:43,676 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:46:43,677 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:46:43,678 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:46:43,679 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:46:43,679 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:46:43,679 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:46:43,680 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:46:43,681 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:46:43,681 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:46:43,682 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:46:43,683 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:46:43,683 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:46:43,684 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:46:43,684 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:46:43,684 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:46:43,685 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:46:43,686 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:46:43,686 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 12:46:43,696 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:46:43,697 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:46:43,697 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:46:43,697 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:46:43,698 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:46:43,698 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:46:43,699 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:46:43,699 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:46:43,699 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:46:43,699 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:46:43,699 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:46:43,699 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:46:43,699 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:46:43,700 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:46:43,700 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 12:46:43,700 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 12:46:43,700 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:46:43,700 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:46:43,700 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:46:43,700 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:46:43,701 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:46:43,701 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:46:43,701 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:46:43,701 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:46:43,701 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:46:43,703 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:46:43,703 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:46:43,704 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:46:43,704 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 12:46:43,704 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:46:43,704 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 12:46:43,704 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 12:46:43,704 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_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/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 -> 0cca6d33f0772631e27f925c9516a89b4af2326a [2018-11-18 12:46:43,736 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:46:43,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:46:43,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:46:43,749 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:46:43,749 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:46:43,750 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0663b_true-unreach-call.c [2018-11-18 12:46:43,793 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/data/1aa3910c7/5281ad13d931448bb6b81ad54c19df75/FLAGa57a984af [2018-11-18 12:46:44,127 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:46:44,128 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/sv-benchmarks/c/float-newlib/double_req_bl_0663b_true-unreach-call.c [2018-11-18 12:46:44,133 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/data/1aa3910c7/5281ad13d931448bb6b81ad54c19df75/FLAGa57a984af [2018-11-18 12:46:44,549 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/data/1aa3910c7/5281ad13d931448bb6b81ad54c19df75 [2018-11-18 12:46:44,551 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:46:44,552 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:46:44,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:46:44,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:46:44,555 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:46:44,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:46:44" (1/1) ... [2018-11-18 12:46:44,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26282391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:44, skipping insertion in model container [2018-11-18 12:46:44,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:46:44" (1/1) ... [2018-11-18 12:46:44,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:46:44,585 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:46:44,742 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:46:44,750 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:46:44,797 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:46:44,818 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:46:44,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:44 WrapperNode [2018-11-18 12:46:44,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:46:44,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:46:44,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:46:44,819 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:46:44,827 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:44" (1/1) ... [2018-11-18 12:46:44,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:44" (1/1) ... [2018-11-18 12:46:44,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:44" (1/1) ... [2018-11-18 12:46:44,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:44" (1/1) ... [2018-11-18 12:46:44,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:44" (1/1) ... [2018-11-18 12:46:44,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:44" (1/1) ... [2018-11-18 12:46:44,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:44" (1/1) ... [2018-11-18 12:46:44,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:46:44,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:46:44,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:46:44,925 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:46:44,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/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 12:46:44,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:46:44,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:46:44,958 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-11-18 12:46:44,958 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-11-18 12:46:44,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2018-11-18 12:46:44,958 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:46:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:46:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 12:46:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-11-18 12:46:44,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:46:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 12:46:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 12:46:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:46:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 12:46:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 12:46:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-11-18 12:46:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2018-11-18 12:46:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:46:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:46:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-18 12:46:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:46:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 12:46:45,264 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:46:45,499 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:46:45,570 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:46:45,598 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:46:46,597 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:46:46,606 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:46:46,687 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:46:49,950 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:46:54,885 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:47:01,913 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:47:01,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:47:01 BoogieIcfgContainer [2018-11-18 12:47:01,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:47:01,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:47:01,914 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:47:01,916 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:47:01,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:46:44" (1/3) ... [2018-11-18 12:47:01,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a3495d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:47:01, skipping insertion in model container [2018-11-18 12:47:01,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:46:44" (2/3) ... [2018-11-18 12:47:01,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a3495d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:47:01, skipping insertion in model container [2018-11-18 12:47:01,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:47:01" (3/3) ... [2018-11-18 12:47:01,918 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0663b_true-unreach-call.c [2018-11-18 12:47:01,924 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:47:01,929 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:47:01,937 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:47:01,957 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:47:01,957 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:47:01,957 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:47:01,958 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:47:01,958 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:47:01,958 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:47:01,958 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:47:01,958 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:47:01,958 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:47:01,969 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2018-11-18 12:47:01,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 12:47:01,973 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:47:01,974 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:47:01,975 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:47:01,979 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:47:01,980 INFO L82 PathProgramCache]: Analyzing trace with hash 2033313214, now seen corresponding path program 1 times [2018-11-18 12:47:01,983 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 12:47:01,984 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/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 12:47:01,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:47:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:47:02,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:47:02,117 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 12:47:02,117 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:47:02,127 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:47:02,127 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 12:47:02,130 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 12:47:02,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 12:47:02,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:47:02,144 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 2 states. [2018-11-18 12:47:02,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:47:02,161 INFO L93 Difference]: Finished difference Result 103 states and 160 transitions. [2018-11-18 12:47:02,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 12:47:02,162 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-11-18 12:47:02,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:47:02,168 INFO L225 Difference]: With dead ends: 103 [2018-11-18 12:47:02,168 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 12:47:02,171 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:47:02,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 12:47:02,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 12:47:02,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 12:47:02,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 12:47:02,191 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2018-11-18 12:47:02,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:47:02,191 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:47:02,191 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 12:47:02,191 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 12:47:02,191 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:47:02,194 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 12:47:02,250 INFO L425 ceAbstractionStarter]: For program point fabs_doubleEXIT(lines 17 31) no Hoare annotation was computed. [2018-11-18 12:47:02,250 INFO L425 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-11-18 12:47:02,250 INFO L428 ceAbstractionStarter]: At program point L19-3(lines 19 23) the Hoare annotation is: true [2018-11-18 12:47:02,250 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 29) no Hoare annotation was computed. [2018-11-18 12:47:02,250 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 17 31) no Hoare annotation was computed. [2018-11-18 12:47:02,250 INFO L428 ceAbstractionStarter]: At program point fabs_doubleENTRY(lines 17 31) the Hoare annotation is: true [2018-11-18 12:47:02,250 INFO L425 ceAbstractionStarter]: For program point L24-3(lines 24 29) no Hoare annotation was computed. [2018-11-18 12:47:02,251 INFO L425 ceAbstractionStarter]: For program point fabs_doubleFINAL(lines 17 31) no Hoare annotation was computed. [2018-11-18 12:47:02,251 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:47:02,251 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:47:02,251 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:47:02,251 INFO L428 ceAbstractionStarter]: At program point L68-3(lines 68 72) the Hoare annotation is: true [2018-11-18 12:47:02,251 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 103) no Hoare annotation was computed. [2018-11-18 12:47:02,251 INFO L425 ceAbstractionStarter]: For program point L68-4(lines 68 72) no Hoare annotation was computed. [2018-11-18 12:47:02,251 INFO L425 ceAbstractionStarter]: For program point L130-2(line 130) no Hoare annotation was computed. [2018-11-18 12:47:02,251 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 131) no Hoare annotation was computed. [2018-11-18 12:47:02,252 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 92) no Hoare annotation was computed. [2018-11-18 12:47:02,252 INFO L425 ceAbstractionStarter]: For program point L89-2(lines 89 92) no Hoare annotation was computed. [2018-11-18 12:47:02,252 INFO L425 ceAbstractionStarter]: For program point L90(lines 90 91) no Hoare annotation was computed. [2018-11-18 12:47:02,252 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 87) no Hoare annotation was computed. [2018-11-18 12:47:02,252 INFO L428 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: true [2018-11-18 12:47:02,252 INFO L425 ceAbstractionStarter]: For program point L95-1(line 95) no Hoare annotation was computed. [2018-11-18 12:47:02,252 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 86) no Hoare annotation was computed. [2018-11-18 12:47:02,252 INFO L425 ceAbstractionStarter]: For program point atan_doubleEXIT(lines 64 132) no Hoare annotation was computed. [2018-11-18 12:47:02,252 INFO L425 ceAbstractionStarter]: For program point L96(lines 96 112) no Hoare annotation was computed. [2018-11-18 12:47:02,253 INFO L428 ceAbstractionStarter]: At program point atan_doubleENTRY(lines 64 132) the Hoare annotation is: true [2018-11-18 12:47:02,253 INFO L425 ceAbstractionStarter]: For program point L88(lines 88 113) no Hoare annotation was computed. [2018-11-18 12:47:02,253 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2018-11-18 12:47:02,253 INFO L425 ceAbstractionStarter]: For program point atan_doubleFINAL(lines 64 132) no Hoare annotation was computed. [2018-11-18 12:47:02,253 INFO L428 ceAbstractionStarter]: At program point L76-3(lines 76 80) the Hoare annotation is: true [2018-11-18 12:47:02,253 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 111) no Hoare annotation was computed. [2018-11-18 12:47:02,253 INFO L425 ceAbstractionStarter]: For program point L76-4(lines 74 87) no Hoare annotation was computed. [2018-11-18 12:47:02,253 INFO L425 ceAbstractionStarter]: For program point L105-2(lines 88 113) no Hoare annotation was computed. [2018-11-18 12:47:02,253 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2018-11-18 12:47:02,254 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 12:47:02,254 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:47:02,254 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 12:47:02,254 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:47:02,254 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:47:02,254 INFO L428 ceAbstractionStarter]: At program point L256(line 256) the Hoare annotation is: true [2018-11-18 12:47:02,254 INFO L425 ceAbstractionStarter]: For program point L256-1(line 256) no Hoare annotation was computed. [2018-11-18 12:47:02,254 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 263) no Hoare annotation was computed. [2018-11-18 12:47:02,255 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 244 265) the Hoare annotation is: true [2018-11-18 12:47:02,255 INFO L425 ceAbstractionStarter]: For program point L254-2(lines 254 263) no Hoare annotation was computed. [2018-11-18 12:47:02,255 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 244 265) no Hoare annotation was computed. [2018-11-18 12:47:02,255 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 244 265) no Hoare annotation was computed. [2018-11-18 12:47:02,255 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 260) no Hoare annotation was computed. [2018-11-18 12:47:02,255 INFO L425 ceAbstractionStarter]: For program point L260(line 260) no Hoare annotation was computed. [2018-11-18 12:47:02,255 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 262) no Hoare annotation was computed. [2018-11-18 12:47:02,255 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-18 12:47:02,256 INFO L428 ceAbstractionStarter]: At program point __ieee754_atan2ENTRY(lines 142 242) the Hoare annotation is: true [2018-11-18 12:47:02,256 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 206) no Hoare annotation was computed. [2018-11-18 12:47:02,256 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2FINAL(lines 142 242) no Hoare annotation was computed. [2018-11-18 12:47:02,256 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-18 12:47:02,256 INFO L425 ceAbstractionStarter]: For program point L168(lines 168 178) no Hoare annotation was computed. [2018-11-18 12:47:02,256 INFO L425 ceAbstractionStarter]: For program point L168-2(lines 142 242) no Hoare annotation was computed. [2018-11-18 12:47:02,256 INFO L428 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: true [2018-11-18 12:47:02,256 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 194) no Hoare annotation was computed. [2018-11-18 12:47:02,257 INFO L428 ceAbstractionStarter]: At program point L218-1(line 218) the Hoare annotation is: true [2018-11-18 12:47:02,257 INFO L425 ceAbstractionStarter]: For program point L218-2(line 218) no Hoare annotation was computed. [2018-11-18 12:47:02,257 INFO L425 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-11-18 12:47:02,257 INFO L425 ceAbstractionStarter]: For program point L210-2(line 210) no Hoare annotation was computed. [2018-11-18 12:47:02,257 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 177) no Hoare annotation was computed. [2018-11-18 12:47:02,257 INFO L425 ceAbstractionStarter]: For program point L161(lines 161 163) no Hoare annotation was computed. [2018-11-18 12:47:02,257 INFO L425 ceAbstractionStarter]: For program point L219(lines 219 241) no Hoare annotation was computed. [2018-11-18 12:47:02,257 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-18 12:47:02,257 INFO L425 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-11-18 12:47:02,257 INFO L425 ceAbstractionStarter]: For program point L170(line 170) no Hoare annotation was computed. [2018-11-18 12:47:02,258 INFO L425 ceAbstractionStarter]: For program point L170-2(line 170) no Hoare annotation was computed. [2018-11-18 12:47:02,258 INFO L425 ceAbstractionStarter]: For program point L220(line 220) no Hoare annotation was computed. [2018-11-18 12:47:02,258 INFO L425 ceAbstractionStarter]: For program point L154-1(lines 154 159) no Hoare annotation was computed. [2018-11-18 12:47:02,258 INFO L428 ceAbstractionStarter]: At program point L154-3(lines 154 159) the Hoare annotation is: true [2018-11-18 12:47:02,258 INFO L425 ceAbstractionStarter]: For program point L154-4(lines 154 159) no Hoare annotation was computed. [2018-11-18 12:47:02,258 INFO L425 ceAbstractionStarter]: For program point L237(line 237) no Hoare annotation was computed. [2018-11-18 12:47:02,258 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-18 12:47:02,258 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 234) no Hoare annotation was computed. [2018-11-18 12:47:02,258 INFO L425 ceAbstractionStarter]: For program point L196(lines 196 205) no Hoare annotation was computed. [2018-11-18 12:47:02,258 INFO L425 ceAbstractionStarter]: For program point L229-2(lines 222 235) no Hoare annotation was computed. [2018-11-18 12:47:02,258 INFO L425 ceAbstractionStarter]: For program point L229-3(lines 229 234) no Hoare annotation was computed. [2018-11-18 12:47:02,258 INFO L425 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-11-18 12:47:02,258 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 218) no Hoare annotation was computed. [2018-11-18 12:47:02,258 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 147 152) no Hoare annotation was computed. [2018-11-18 12:47:02,258 INFO L428 ceAbstractionStarter]: At program point L147-3(lines 147 152) the Hoare annotation is: true [2018-11-18 12:47:02,258 INFO L425 ceAbstractionStarter]: For program point L147-4(lines 147 152) no Hoare annotation was computed. [2018-11-18 12:47:02,259 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-18 12:47:02,259 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 165) no Hoare annotation was computed. [2018-11-18 12:47:02,259 INFO L425 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2018-11-18 12:47:02,259 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 12:47:02,259 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2EXIT(lines 142 242) no Hoare annotation was computed. [2018-11-18 12:47:02,259 INFO L425 ceAbstractionStarter]: For program point L181-2(line 181) no Hoare annotation was computed. [2018-11-18 12:47:02,259 INFO L425 ceAbstractionStarter]: For program point L239(line 239) no Hoare annotation was computed. [2018-11-18 12:47:02,259 INFO L425 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-11-18 12:47:02,259 INFO L428 ceAbstractionStarter]: At program point L165(line 165) the Hoare annotation is: true [2018-11-18 12:47:02,259 INFO L425 ceAbstractionStarter]: For program point L165-1(line 165) no Hoare annotation was computed. [2018-11-18 12:47:02,259 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 12:47:02,259 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 218) no Hoare annotation was computed. [2018-11-18 12:47:02,259 INFO L425 ceAbstractionStarter]: For program point L215-2(lines 213 218) no Hoare annotation was computed. [2018-11-18 12:47:02,260 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 12:47:02,260 INFO L425 ceAbstractionStarter]: For program point L224-1(lines 224 228) no Hoare annotation was computed. [2018-11-18 12:47:02,260 INFO L428 ceAbstractionStarter]: At program point L224-3(lines 224 228) the Hoare annotation is: true [2018-11-18 12:47:02,260 INFO L425 ceAbstractionStarter]: For program point L183(lines 183 207) no Hoare annotation was computed. [2018-11-18 12:47:02,260 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 142 242) no Hoare annotation was computed. [2018-11-18 12:47:02,260 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 12:47:02,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:47:02 BoogieIcfgContainer [2018-11-18 12:47:02,265 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:47:02,265 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:47:02,265 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:47:02,265 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:47:02,266 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:47:01" (3/4) ... [2018-11-18 12:47:02,268 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:47:02,272 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2018-11-18 12:47:02,272 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 12:47:02,273 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_double [2018-11-18 12:47:02,273 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 12:47:02,273 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2 [2018-11-18 12:47:02,279 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 66 nodes and edges [2018-11-18 12:47:02,280 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2018-11-18 12:47:02,280 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 12:47:02,281 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 12:47:02,332 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_39eef35c-e9f2-48e2-a3fb-9bc7d58a2617/bin-2019/uautomizer/witness.graphml [2018-11-18 12:47:02,333 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:47:02,333 INFO L168 Benchmark]: Toolchain (without parser) took 17781.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 949.7 MB in the beginning and 1.0 GB in the end (delta: -71.6 MB). Peak memory consumption was 73.1 MB. Max. memory is 11.5 GB. [2018-11-18 12:47:02,334 INFO L168 Benchmark]: CDTParser took 0.14 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 12:47:02,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 266.29 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 12:47:02,335 INFO L168 Benchmark]: Boogie Preprocessor took 105.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -210.5 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2018-11-18 12:47:02,335 INFO L168 Benchmark]: RCFGBuilder took 16989.02 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: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 11.5 GB. [2018-11-18 12:47:02,335 INFO L168 Benchmark]: TraceAbstraction took 350.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:47:02,336 INFO L168 Benchmark]: Witness Printer took 67.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-18 12:47:02,337 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 266.29 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 105.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -210.5 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 16989.02 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: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 350.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Witness Printer took 67.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 260]: 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: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 103 locations, 1 error locations. SAFE Result, 0.3s 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, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=103occurred 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, 18 LocationsWithAnnotation, 24 PreInvPairs, 24 NumberOfFragments, 18 HoareAnnotationTreeSize, 24 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 18 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 SizeOfPredicates, 0 NumberOfNonLiveVariables, 75 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! Received shutdown request...