./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0680a_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_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0680a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/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 baa80d60694a6a02d32fddddbbe44c204edcedd1 ................................................................................................................................................................................................................................................................................................................................................................... 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_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0680a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/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 baa80d60694a6a02d32fddddbbe44c204edcedd1 ........................................................................................................................................................................................................................................................................................................................................................................................................ 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 12:38:39,535 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:38:39,537 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:38:39,545 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:38:39,546 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:38:39,547 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:38:39,547 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:38:39,549 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:38:39,550 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:38:39,551 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:38:39,552 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:38:39,552 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:38:39,553 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:38:39,554 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:38:39,554 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:38:39,555 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:38:39,556 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:38:39,558 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:38:39,559 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:38:39,561 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:38:39,561 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:38:39,562 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:38:39,565 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:38:39,565 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:38:39,565 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:38:39,566 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:38:39,566 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:38:39,567 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:38:39,568 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:38:39,569 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:38:39,569 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:38:39,570 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:38:39,570 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:38:39,570 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:38:39,571 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:38:39,572 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:38:39,572 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 12:38:39,583 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:38:39,584 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:38:39,584 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:38:39,585 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 12:38:39,585 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:38:39,585 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:38:39,585 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:38:39,585 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:38:39,586 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:38:39,586 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:38:39,586 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:38:39,586 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:38:39,586 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:38:39,586 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:38:39,587 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:38:39,587 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:38:39,587 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:38:39,587 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:38:39,587 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:38:39,587 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:38:39,587 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:38:39,588 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:38:39,588 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:38:39,590 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:38:39,590 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:38:39,590 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:38:39,590 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:38:39,590 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 12:38:39,591 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:38:39,591 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:38:39,591 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_25a830c2-7719-4bc9-a9e2-9f039645965d/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 -> baa80d60694a6a02d32fddddbbe44c204edcedd1 [2018-11-18 12:38:39,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:38:39,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:38:39,636 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:38:39,638 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:38:39,638 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:38:39,639 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0680a_true-unreach-call.c [2018-11-18 12:38:39,694 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/data/605a717c3/4beb6f68d9a045e8baac8b1d3b824d43/FLAG9f50828e7 [2018-11-18 12:38:40,050 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:38:40,051 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/sv-benchmarks/c/float-newlib/double_req_bl_0680a_true-unreach-call.c [2018-11-18 12:38:40,056 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/data/605a717c3/4beb6f68d9a045e8baac8b1d3b824d43/FLAG9f50828e7 [2018-11-18 12:38:40,471 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/data/605a717c3/4beb6f68d9a045e8baac8b1d3b824d43 [2018-11-18 12:38:40,475 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:38:40,476 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:38:40,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:38:40,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:38:40,481 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:38:40,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:38:40" (1/1) ... [2018-11-18 12:38:40,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fd02f9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:40, skipping insertion in model container [2018-11-18 12:38:40,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:38:40" (1/1) ... [2018-11-18 12:38:40,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:38:40,528 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:38:40,749 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:38:40,755 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:38:40,807 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:38:40,828 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:38:40,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:40 WrapperNode [2018-11-18 12:38:40,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:38:40,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:38:40,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:38:40,829 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:38:40,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:40" (1/1) ... [2018-11-18 12:38:40,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:40" (1/1) ... [2018-11-18 12:38:40,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:40" (1/1) ... [2018-11-18 12:38:40,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:40" (1/1) ... [2018-11-18 12:38:40,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:40" (1/1) ... [2018-11-18 12:38:40,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:40" (1/1) ... [2018-11-18 12:38:40,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:40" (1/1) ... [2018-11-18 12:38:40,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:38:40,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:38:40,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:38:40,940 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:38:40,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/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 12:38:40,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:38:40,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:38:40,973 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-11-18 12:38:40,974 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-11-18 12:38:40,974 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2018-11-18 12:38:40,974 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:38:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:38:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 12:38:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-11-18 12:38:40,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:38:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 12:38:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:38:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:38:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:38:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 12:38:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-11-18 12:38:40,975 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2018-11-18 12:38:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:38:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:38:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 12:38:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:38:40,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 12:38:41,555 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:38:41,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:38:41 BoogieIcfgContainer [2018-11-18 12:38:41,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:38:41,556 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:38:41,556 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:38:41,558 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:38:41,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:38:40" (1/3) ... [2018-11-18 12:38:41,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e915324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:38:41, skipping insertion in model container [2018-11-18 12:38:41,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:40" (2/3) ... [2018-11-18 12:38:41,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e915324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:38:41, skipping insertion in model container [2018-11-18 12:38:41,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:38:41" (3/3) ... [2018-11-18 12:38:41,561 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0680a_true-unreach-call.c [2018-11-18 12:38:41,567 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:38:41,572 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:38:41,581 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:38:41,606 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:38:41,606 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:38:41,607 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:38:41,607 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:38:41,607 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:38:41,607 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:38:41,607 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:38:41,607 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:38:41,607 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:38:41,620 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2018-11-18 12:38:41,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 12:38:41,623 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:38:41,624 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:38:41,625 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:38:41,629 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:38:41,630 INFO L82 PathProgramCache]: Analyzing trace with hash 1803814356, now seen corresponding path program 1 times [2018-11-18 12:38:41,631 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:38:41,632 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:38:41,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:38:41,667 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:38:41,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:38:41,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:38:41,770 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 12:38:41,772 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:38:41,772 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 12:38:41,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 12:38:41,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 12:38:41,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:38:41,788 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 2 states. [2018-11-18 12:38:41,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:38:41,813 INFO L93 Difference]: Finished difference Result 194 states and 310 transitions. [2018-11-18 12:38:41,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 12:38:41,814 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-11-18 12:38:41,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:38:41,821 INFO L225 Difference]: With dead ends: 194 [2018-11-18 12:38:41,821 INFO L226 Difference]: Without dead ends: 97 [2018-11-18 12:38:41,824 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 12:38:41,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-11-18 12:38:41,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-11-18 12:38:41,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-11-18 12:38:41,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 136 transitions. [2018-11-18 12:38:41,854 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 136 transitions. Word has length 18 [2018-11-18 12:38:41,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:38:41,855 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 136 transitions. [2018-11-18 12:38:41,855 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 12:38:41,855 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 136 transitions. [2018-11-18 12:38:41,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 12:38:41,856 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:38:41,856 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] [2018-11-18 12:38:41,856 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:38:41,856 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:38:41,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1703398114, now seen corresponding path program 1 times [2018-11-18 12:38:41,857 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:38:41,857 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:38:41,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:38:41,858 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:38:41,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:38:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:38:41,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:38:41,983 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 12:38:42,008 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 100 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2018-11-18 12:38:42,009 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 102 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 12:38:42,009 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 111 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 12:38:42,009 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 96 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 12:38:42,009 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 120 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 12:38:42,009 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 106 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2018-11-18 12:38:42,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:38:42 BoogieIcfgContainer [2018-11-18 12:38:42,019 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:38:42,019 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:38:42,019 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:38:42,020 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:38:42,020 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:38:41" (3/4) ... [2018-11-18 12:38:42,023 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 12:38:42,023 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:38:42,024 INFO L168 Benchmark]: Toolchain (without parser) took 1548.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 963.4 MB in the beginning and 1.0 GB in the end (delta: -39.8 MB). Peak memory consumption was 48.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:38:42,025 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:38:42,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.46 ms. Allocated memory is still 1.0 GB. Free memory was 963.4 MB in the beginning and 941.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:38:42,026 INFO L168 Benchmark]: Boogie Preprocessor took 110.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -141.2 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:38:42,027 INFO L168 Benchmark]: RCFGBuilder took 616.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:38:42,027 INFO L168 Benchmark]: TraceAbstraction took 462.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 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 12:38:42,028 INFO L168 Benchmark]: Witness Printer took 3.99 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:38:42,030 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 982.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 351.46 ms. Allocated memory is still 1.0 GB. Free memory was 963.4 MB in the beginning and 941.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 110.18 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -141.2 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 616.31 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 462.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 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 3.99 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 100 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 102 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 111 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 96 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# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 106 could not be translated for associated CType ARRAY#_11_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 257]: 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 251, overapproximation of bitwiseAnd at line 160, overapproximation of someBinaryArithmeticDOUBLEoperation at line 163, overapproximation of someBinaryDOUBLEComparisonOperation at line 256. 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)=116, \old(one_atan)=107, \old(pi)=113, \old(pi_lo_atan2)=105, \old(pi_o_2)=89, \old(pi_o_4)=109, \old(tiny_atan2)=119, \old(zero_atan2)=99, aT_atan={101:0}, atanhi_atan={103:0}, 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 = -0.0; VAL [aT_atan={101:0}, atanhi_atan={103:0}, 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] [L254] CALL, EXPR __ieee754_atan2(y, x) VAL [\old(x)=112, \old(y)=110, aT_atan={101:0}, atanhi_atan={103:0}, 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)=112, \old(y)=110, aT_atan={101:0}, atanhi_atan={103:0}, 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=112, y=110, 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)=112, \old(y)=110, aT_atan={101:0}, atanhi_atan={103:0}, atanlo_atan={90:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=5, lx=114, 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=112, y=110, zero_atan2=0] [L153] ix = hx & 0x7fffffff VAL [\old(x)=112, \old(y)=110, aT_atan={101:0}, atanhi_atan={103:0}, atanlo_atan={90:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=5, lx=114, 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=112, y=110, 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)=112, \old(y)=110, aT_atan={101:0}, atanhi_atan={103:0}, atanlo_atan={90:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=5, hy=2, lx=114, ly=92, 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=112, y=110, zero_atan2=0] [L160] iy = hy & 0x7fffffff VAL [\old(x)=112, \old(y)=110, aT_atan={101:0}, atanhi_atan={103:0}, atanlo_atan={90:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=5, hy=2, lx=114, ly=92, 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=112, y=110, 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)=112, \old(y)=110, aT_atan={101:0}, atanhi_atan={103:0}, atanlo_atan={90:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=5, hy=2, lx=114, ly=92, 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=112, y=110, zero_atan2=0] [L254] EXPR __ieee754_atan2(y, x) VAL [__ieee754_atan2(y, x)=94, aT_atan={101:0}, atanhi_atan={103:0}, 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=112, y=110, zero_atan2=0] [L254] double res = __ieee754_atan2(y, x); [L256] COND TRUE res != -pi VAL [aT_atan={101:0}, atanhi_atan={103:0}, 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=94, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=112, y=110, zero_atan2=0] [L257] __VERIFIER_error() VAL [aT_atan={101:0}, atanhi_atan={103:0}, 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=94, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=112, y=110, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 101 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 140 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 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 12:38:43,741 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:38:43,743 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:38:43,755 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:38:43,755 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:38:43,758 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:38:43,759 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:38:43,761 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:38:43,762 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:38:43,762 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:38:43,763 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:38:43,763 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:38:43,764 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:38:43,765 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:38:43,766 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:38:43,766 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:38:43,767 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:38:43,768 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:38:43,769 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:38:43,770 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:38:43,771 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:38:43,772 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:38:43,774 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:38:43,774 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:38:43,774 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:38:43,775 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:38:43,775 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:38:43,776 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:38:43,777 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:38:43,777 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:38:43,778 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:38:43,778 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:38:43,778 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:38:43,778 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:38:43,779 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:38:43,780 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:38:43,780 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-18 12:38:43,790 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:38:43,791 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:38:43,791 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:38:43,792 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:38:43,792 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:38:43,792 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:38:43,792 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:38:43,793 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:38:43,793 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:38:43,793 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:38:43,793 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:38:43,793 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:38:43,793 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:38:43,793 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:38:43,793 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 12:38:43,794 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 12:38:43,794 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:38:43,794 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:38:43,794 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:38:43,794 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:38:43,794 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:38:43,794 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:38:43,795 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:38:43,795 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:38:43,795 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:38:43,795 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:38:43,795 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:38:43,795 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:38:43,796 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 12:38:43,796 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:38:43,796 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 12:38:43,796 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 12:38:43,796 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_25a830c2-7719-4bc9-a9e2-9f039645965d/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 -> baa80d60694a6a02d32fddddbbe44c204edcedd1 [2018-11-18 12:38:43,834 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:38:43,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:38:43,849 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:38:43,851 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:38:43,851 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:38:43,851 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0680a_true-unreach-call.c [2018-11-18 12:38:43,897 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/data/5434f4fd0/ce7cedba676d4badbf025ff26e8c7b02/FLAG0db18005b [2018-11-18 12:38:44,246 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:38:44,246 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/sv-benchmarks/c/float-newlib/double_req_bl_0680a_true-unreach-call.c [2018-11-18 12:38:44,251 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/data/5434f4fd0/ce7cedba676d4badbf025ff26e8c7b02/FLAG0db18005b [2018-11-18 12:38:44,260 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/data/5434f4fd0/ce7cedba676d4badbf025ff26e8c7b02 [2018-11-18 12:38:44,263 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:38:44,264 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:38:44,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:38:44,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:38:44,268 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:38:44,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:38:44" (1/1) ... [2018-11-18 12:38:44,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74daea8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:44, skipping insertion in model container [2018-11-18 12:38:44,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:38:44" (1/1) ... [2018-11-18 12:38:44,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:38:44,305 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:38:44,492 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:38:44,500 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:38:44,556 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:38:44,582 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:38:44,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:44 WrapperNode [2018-11-18 12:38:44,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:38:44,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:38:44,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:38:44,583 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:38:44,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:44" (1/1) ... [2018-11-18 12:38:44,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:44" (1/1) ... [2018-11-18 12:38:44,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:44" (1/1) ... [2018-11-18 12:38:44,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:44" (1/1) ... [2018-11-18 12:38:44,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:44" (1/1) ... [2018-11-18 12:38:44,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:44" (1/1) ... [2018-11-18 12:38:44,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:44" (1/1) ... [2018-11-18 12:38:44,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:38:44,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:38:44,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:38:44,710 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:38:44,710 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/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 12:38:44,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:38:44,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:38:44,744 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-11-18 12:38:44,744 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-11-18 12:38:44,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2018-11-18 12:38:44,744 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:38:44,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:38:44,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-11-18 12:38:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-11-18 12:38:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:38:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 12:38:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 12:38:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:38:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 12:38:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 12:38:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-11-18 12:38:44,745 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2018-11-18 12:38:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:38:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:38:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-18 12:38:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:38:44,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 12:38:45,032 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:38:45,307 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:38:45,387 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:38:45,422 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:38:46,590 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:38:46,609 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:38:46,697 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:38:46,738 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:38:51,802 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 12:39:03,069 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:39:03,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:39:03 BoogieIcfgContainer [2018-11-18 12:39:03,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:39:03,070 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:39:03,070 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:39:03,073 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:39:03,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:38:44" (1/3) ... [2018-11-18 12:39:03,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32a23c04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:39:03, skipping insertion in model container [2018-11-18 12:39:03,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:38:44" (2/3) ... [2018-11-18 12:39:03,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32a23c04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:39:03, skipping insertion in model container [2018-11-18 12:39:03,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:39:03" (3/3) ... [2018-11-18 12:39:03,077 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0680a_true-unreach-call.c [2018-11-18 12:39:03,086 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:39:03,092 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:39:03,104 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:39:03,129 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:39:03,129 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:39:03,129 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:39:03,129 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:39:03,130 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:39:03,130 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:39:03,130 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:39:03,130 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:39:03,130 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:39:03,144 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2018-11-18 12:39:03,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 12:39:03,149 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:39:03,150 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:39:03,151 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:39:03,155 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:39:03,156 INFO L82 PathProgramCache]: Analyzing trace with hash 1803814356, now seen corresponding path program 1 times [2018-11-18 12:39:03,159 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 12:39:03,160 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/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 12:39:03,167 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:39:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:39:03,317 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:39:03,329 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 12:39:03,329 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:39:03,339 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:39:03,339 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 12:39:03,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 12:39:03,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 12:39:03,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:39:03,351 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 2 states. [2018-11-18 12:39:03,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:39:03,369 INFO L93 Difference]: Finished difference Result 101 states and 157 transitions. [2018-11-18 12:39:03,369 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 12:39:03,370 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-11-18 12:39:03,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:39:03,376 INFO L225 Difference]: With dead ends: 101 [2018-11-18 12:39:03,376 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 12:39:03,379 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 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 12:39:03,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 12:39:03,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 12:39:03,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 12:39:03,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 12:39:03,400 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2018-11-18 12:39:03,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:39:03,400 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:39:03,401 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 12:39:03,401 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 12:39:03,401 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:39:03,405 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 12:39:03,475 INFO L425 ceAbstractionStarter]: For program point fabs_doubleEXIT(lines 17 31) no Hoare annotation was computed. [2018-11-18 12:39:03,475 INFO L425 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-11-18 12:39:03,475 INFO L428 ceAbstractionStarter]: At program point L19-3(lines 19 23) the Hoare annotation is: true [2018-11-18 12:39:03,475 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 29) no Hoare annotation was computed. [2018-11-18 12:39:03,475 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 17 31) no Hoare annotation was computed. [2018-11-18 12:39:03,476 INFO L428 ceAbstractionStarter]: At program point fabs_doubleENTRY(lines 17 31) the Hoare annotation is: true [2018-11-18 12:39:03,476 INFO L425 ceAbstractionStarter]: For program point L24-3(lines 24 29) no Hoare annotation was computed. [2018-11-18 12:39:03,476 INFO L425 ceAbstractionStarter]: For program point fabs_doubleFINAL(lines 17 31) no Hoare annotation was computed. [2018-11-18 12:39:03,476 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:39:03,476 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:39:03,476 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:39:03,476 INFO L428 ceAbstractionStarter]: At program point L68-3(lines 68 72) the Hoare annotation is: true [2018-11-18 12:39:03,476 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 103) no Hoare annotation was computed. [2018-11-18 12:39:03,477 INFO L425 ceAbstractionStarter]: For program point L68-4(lines 68 72) no Hoare annotation was computed. [2018-11-18 12:39:03,477 INFO L425 ceAbstractionStarter]: For program point L130-2(line 130) no Hoare annotation was computed. [2018-11-18 12:39:03,477 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 131) no Hoare annotation was computed. [2018-11-18 12:39:03,477 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 92) no Hoare annotation was computed. [2018-11-18 12:39:03,477 INFO L425 ceAbstractionStarter]: For program point L89-2(lines 89 92) no Hoare annotation was computed. [2018-11-18 12:39:03,477 INFO L425 ceAbstractionStarter]: For program point L90(lines 90 91) no Hoare annotation was computed. [2018-11-18 12:39:03,477 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 87) no Hoare annotation was computed. [2018-11-18 12:39:03,477 INFO L428 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: true [2018-11-18 12:39:03,477 INFO L425 ceAbstractionStarter]: For program point L95-1(line 95) no Hoare annotation was computed. [2018-11-18 12:39:03,478 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 86) no Hoare annotation was computed. [2018-11-18 12:39:03,478 INFO L425 ceAbstractionStarter]: For program point atan_doubleEXIT(lines 64 132) no Hoare annotation was computed. [2018-11-18 12:39:03,478 INFO L425 ceAbstractionStarter]: For program point L96(lines 96 112) no Hoare annotation was computed. [2018-11-18 12:39:03,478 INFO L428 ceAbstractionStarter]: At program point atan_doubleENTRY(lines 64 132) the Hoare annotation is: true [2018-11-18 12:39:03,478 INFO L425 ceAbstractionStarter]: For program point L88(lines 88 113) no Hoare annotation was computed. [2018-11-18 12:39:03,478 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2018-11-18 12:39:03,478 INFO L425 ceAbstractionStarter]: For program point atan_doubleFINAL(lines 64 132) no Hoare annotation was computed. [2018-11-18 12:39:03,478 INFO L428 ceAbstractionStarter]: At program point L76-3(lines 76 80) the Hoare annotation is: true [2018-11-18 12:39:03,479 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 111) no Hoare annotation was computed. [2018-11-18 12:39:03,479 INFO L425 ceAbstractionStarter]: For program point L76-4(lines 74 87) no Hoare annotation was computed. [2018-11-18 12:39:03,479 INFO L425 ceAbstractionStarter]: For program point L105-2(lines 88 113) no Hoare annotation was computed. [2018-11-18 12:39:03,479 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2018-11-18 12:39:03,479 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 12:39:03,479 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:39:03,479 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 12:39:03,479 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:39:03,479 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:39:03,480 INFO L425 ceAbstractionStarter]: For program point L257(line 257) no Hoare annotation was computed. [2018-11-18 12:39:03,480 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 259) no Hoare annotation was computed. [2018-11-18 12:39:03,480 INFO L428 ceAbstractionStarter]: At program point L254(line 254) the Hoare annotation is: true [2018-11-18 12:39:03,484 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 244 261) the Hoare annotation is: true [2018-11-18 12:39:03,484 INFO L425 ceAbstractionStarter]: For program point L254-1(line 254) no Hoare annotation was computed. [2018-11-18 12:39:03,485 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 244 261) no Hoare annotation was computed. [2018-11-18 12:39:03,485 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 244 261) no Hoare annotation was computed. [2018-11-18 12:39:03,485 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 257) no Hoare annotation was computed. [2018-11-18 12:39:03,485 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-18 12:39:03,485 INFO L428 ceAbstractionStarter]: At program point __ieee754_atan2ENTRY(lines 142 242) the Hoare annotation is: true [2018-11-18 12:39:03,485 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 206) no Hoare annotation was computed. [2018-11-18 12:39:03,485 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2FINAL(lines 142 242) no Hoare annotation was computed. [2018-11-18 12:39:03,486 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-18 12:39:03,486 INFO L425 ceAbstractionStarter]: For program point L168(lines 168 178) no Hoare annotation was computed. [2018-11-18 12:39:03,486 INFO L425 ceAbstractionStarter]: For program point L168-2(lines 142 242) no Hoare annotation was computed. [2018-11-18 12:39:03,486 INFO L428 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: true [2018-11-18 12:39:03,486 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 194) no Hoare annotation was computed. [2018-11-18 12:39:03,486 INFO L428 ceAbstractionStarter]: At program point L218-1(line 218) the Hoare annotation is: true [2018-11-18 12:39:03,486 INFO L425 ceAbstractionStarter]: For program point L218-2(line 218) no Hoare annotation was computed. [2018-11-18 12:39:03,486 INFO L425 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-11-18 12:39:03,487 INFO L425 ceAbstractionStarter]: For program point L210-2(line 210) no Hoare annotation was computed. [2018-11-18 12:39:03,487 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 177) no Hoare annotation was computed. [2018-11-18 12:39:03,487 INFO L425 ceAbstractionStarter]: For program point L161(lines 161 163) no Hoare annotation was computed. [2018-11-18 12:39:03,487 INFO L425 ceAbstractionStarter]: For program point L219(lines 219 241) no Hoare annotation was computed. [2018-11-18 12:39:03,487 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-18 12:39:03,487 INFO L425 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-11-18 12:39:03,487 INFO L425 ceAbstractionStarter]: For program point L170(line 170) no Hoare annotation was computed. [2018-11-18 12:39:03,487 INFO L425 ceAbstractionStarter]: For program point L170-2(line 170) no Hoare annotation was computed. [2018-11-18 12:39:03,487 INFO L425 ceAbstractionStarter]: For program point L220(line 220) no Hoare annotation was computed. [2018-11-18 12:39:03,488 INFO L425 ceAbstractionStarter]: For program point L154-1(lines 154 159) no Hoare annotation was computed. [2018-11-18 12:39:03,488 INFO L428 ceAbstractionStarter]: At program point L154-3(lines 154 159) the Hoare annotation is: true [2018-11-18 12:39:03,491 INFO L425 ceAbstractionStarter]: For program point L154-4(lines 154 159) no Hoare annotation was computed. [2018-11-18 12:39:03,491 INFO L425 ceAbstractionStarter]: For program point L237(line 237) no Hoare annotation was computed. [2018-11-18 12:39:03,491 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-18 12:39:03,491 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 234) no Hoare annotation was computed. [2018-11-18 12:39:03,491 INFO L425 ceAbstractionStarter]: For program point L196(lines 196 205) no Hoare annotation was computed. [2018-11-18 12:39:03,491 INFO L425 ceAbstractionStarter]: For program point L229-2(lines 222 235) no Hoare annotation was computed. [2018-11-18 12:39:03,491 INFO L425 ceAbstractionStarter]: For program point L229-3(lines 229 234) no Hoare annotation was computed. [2018-11-18 12:39:03,492 INFO L425 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-11-18 12:39:03,492 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 218) no Hoare annotation was computed. [2018-11-18 12:39:03,492 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 147 152) no Hoare annotation was computed. [2018-11-18 12:39:03,492 INFO L428 ceAbstractionStarter]: At program point L147-3(lines 147 152) the Hoare annotation is: true [2018-11-18 12:39:03,492 INFO L425 ceAbstractionStarter]: For program point L147-4(lines 147 152) no Hoare annotation was computed. [2018-11-18 12:39:03,492 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-18 12:39:03,492 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 165) no Hoare annotation was computed. [2018-11-18 12:39:03,492 INFO L425 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2018-11-18 12:39:03,492 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 12:39:03,493 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2EXIT(lines 142 242) no Hoare annotation was computed. [2018-11-18 12:39:03,493 INFO L425 ceAbstractionStarter]: For program point L181-2(line 181) no Hoare annotation was computed. [2018-11-18 12:39:03,493 INFO L425 ceAbstractionStarter]: For program point L239(line 239) no Hoare annotation was computed. [2018-11-18 12:39:03,493 INFO L425 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-11-18 12:39:03,493 INFO L428 ceAbstractionStarter]: At program point L165(line 165) the Hoare annotation is: true [2018-11-18 12:39:03,493 INFO L425 ceAbstractionStarter]: For program point L165-1(line 165) no Hoare annotation was computed. [2018-11-18 12:39:03,493 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 12:39:03,493 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 218) no Hoare annotation was computed. [2018-11-18 12:39:03,493 INFO L425 ceAbstractionStarter]: For program point L215-2(lines 213 218) no Hoare annotation was computed. [2018-11-18 12:39:03,494 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 12:39:03,494 INFO L425 ceAbstractionStarter]: For program point L224-1(lines 224 228) no Hoare annotation was computed. [2018-11-18 12:39:03,494 INFO L428 ceAbstractionStarter]: At program point L224-3(lines 224 228) the Hoare annotation is: true [2018-11-18 12:39:03,494 INFO L425 ceAbstractionStarter]: For program point L183(lines 183 207) no Hoare annotation was computed. [2018-11-18 12:39:03,494 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 142 242) no Hoare annotation was computed. [2018-11-18 12:39:03,494 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 12:39:03,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:39:03 BoogieIcfgContainer [2018-11-18 12:39:03,503 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:39:03,504 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:39:03,504 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:39:03,504 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:39:03,504 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:39:03" (3/4) ... [2018-11-18 12:39:03,508 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:39:03,514 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2018-11-18 12:39:03,514 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 12:39:03,514 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_double [2018-11-18 12:39:03,514 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 12:39:03,515 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2 [2018-11-18 12:39:03,522 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2018-11-18 12:39:03,523 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2018-11-18 12:39:03,523 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 12:39:03,524 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 12:39:03,589 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_25a830c2-7719-4bc9-a9e2-9f039645965d/bin-2019/uautomizer/witness.graphml [2018-11-18 12:39:03,589 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:39:03,590 INFO L168 Benchmark]: Toolchain (without parser) took 19326.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 68.2 MB). Free memory was 948.7 MB in the beginning and 945.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 71.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:39:03,591 INFO L168 Benchmark]: CDTParser took 0.16 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 12:39:03,591 INFO L168 Benchmark]: CACSL2BoogieTranslator took 317.74 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 927.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:39:03,591 INFO L168 Benchmark]: Boogie Preprocessor took 126.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 68.2 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -126.1 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:39:03,592 INFO L168 Benchmark]: RCFGBuilder took 18360.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 988.0 MB in the end (delta: 65.2 MB). Peak memory consumption was 65.2 MB. Max. memory is 11.5 GB. [2018-11-18 12:39:03,592 INFO L168 Benchmark]: TraceAbstraction took 432.88 ms. Allocated memory is still 1.1 GB. Free memory was 988.0 MB in the beginning and 952.5 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. [2018-11-18 12:39:03,592 INFO L168 Benchmark]: Witness Printer took 85.67 ms. Allocated memory is still 1.1 GB. Free memory was 952.5 MB in the beginning and 945.1 MB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:39:03,594 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 317.74 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 927.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 126.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 68.2 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -126.1 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 18360.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 988.0 MB in the end (delta: 65.2 MB). Peak memory consumption was 65.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 432.88 ms. Allocated memory is still 1.1 GB. Free memory was 988.0 MB in the beginning and 952.5 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. * Witness Printer took 85.67 ms. Allocated memory is still 1.1 GB. Free memory was 952.5 MB in the beginning and 945.1 MB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 257]: 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, 101 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, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 74 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...