./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-newlib/double_req_bl_0270a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/double_req_bl_0270a_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 dbf0066fcab2564f09db3071e2285821ebfe13e2 ......................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/double_req_bl_0270a_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 dbf0066fcab2564f09db3071e2285821ebfe13e2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 08:55:35,073 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 08:55:35,075 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 08:55:35,090 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 08:55:35,091 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 08:55:35,092 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 08:55:35,095 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 08:55:35,097 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 08:55:35,099 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 08:55:35,100 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 08:55:35,103 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 08:55:35,103 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 08:55:35,105 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 08:55:35,105 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 08:55:35,109 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 08:55:35,116 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 08:55:35,116 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 08:55:35,120 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 08:55:35,124 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 08:55:35,126 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 08:55:35,127 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 08:55:35,129 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 08:55:35,134 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 08:55:35,134 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 08:55:35,135 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 08:55:35,137 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 08:55:35,138 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 08:55:35,139 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 08:55:35,139 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 08:55:35,143 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 08:55:35,143 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 08:55:35,144 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 08:55:35,144 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 08:55:35,144 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 08:55:35,146 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 08:55:35,147 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 08:55:35,147 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 08:55:35,172 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 08:55:35,172 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 08:55:35,173 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 08:55:35,173 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 08:55:35,177 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 08:55:35,177 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 08:55:35,178 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 08:55:35,178 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 08:55:35,178 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 08:55:35,178 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 08:55:35,178 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 08:55:35,178 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 08:55:35,179 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 08:55:35,179 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 08:55:35,179 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 08:55:35,179 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 08:55:35,179 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 08:55:35,180 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 08:55:35,180 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 08:55:35,180 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 08:55:35,180 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 08:55:35,180 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 08:55:35,181 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 08:55:35,182 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 08:55:35,182 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 08:55:35,182 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 08:55:35,182 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 08:55:35,182 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 08:55:35,183 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> dbf0066fcab2564f09db3071e2285821ebfe13e2 [2019-01-12 08:55:35,223 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 08:55:35,236 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 08:55:35,240 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 08:55:35,242 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 08:55:35,243 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 08:55:35,243 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/double_req_bl_0270a_true-unreach-call.c [2019-01-12 08:55:35,301 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa50f64d3/6ceb8291e1e3484da3d4c0c4e149a36e/FLAG53861fcce [2019-01-12 08:55:35,755 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 08:55:35,756 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/double_req_bl_0270a_true-unreach-call.c [2019-01-12 08:55:35,772 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa50f64d3/6ceb8291e1e3484da3d4c0c4e149a36e/FLAG53861fcce [2019-01-12 08:55:36,114 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa50f64d3/6ceb8291e1e3484da3d4c0c4e149a36e [2019-01-12 08:55:36,119 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 08:55:36,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 08:55:36,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 08:55:36,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 08:55:36,127 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 08:55:36,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 08:55:36" (1/1) ... [2019-01-12 08:55:36,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@396c3d8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:36, skipping insertion in model container [2019-01-12 08:55:36,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 08:55:36" (1/1) ... [2019-01-12 08:55:36,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 08:55:36,188 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 08:55:36,445 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 08:55:36,451 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 08:55:36,524 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 08:55:36,553 INFO L195 MainTranslator]: Completed translation [2019-01-12 08:55:36,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:36 WrapperNode [2019-01-12 08:55:36,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 08:55:36,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 08:55:36,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 08:55:36,555 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 08:55:36,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:36" (1/1) ... [2019-01-12 08:55:36,649 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:36" (1/1) ... [2019-01-12 08:55:36,693 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 08:55:36,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 08:55:36,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 08:55:36,694 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 08:55:36,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:36" (1/1) ... [2019-01-12 08:55:36,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:36" (1/1) ... [2019-01-12 08:55:36,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:36" (1/1) ... [2019-01-12 08:55:36,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:36" (1/1) ... [2019-01-12 08:55:36,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:36" (1/1) ... [2019-01-12 08:55:36,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:36" (1/1) ... [2019-01-12 08:55:36,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:36" (1/1) ... [2019-01-12 08:55:36,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 08:55:36,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 08:55:36,752 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 08:55:36,752 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 08:55:36,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-12 08:55:36,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 08:55:36,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-01-12 08:55:36,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-12 08:55:36,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-01-12 08:55:36,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 08:55:36,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 08:55:36,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-12 08:55:36,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 08:55:37,880 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 08:55:37,881 INFO L286 CfgBuilder]: Removed 28 assue(true) statements. [2019-01-12 08:55:37,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 08:55:37 BoogieIcfgContainer [2019-01-12 08:55:37,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 08:55:37,883 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 08:55:37,883 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 08:55:37,886 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 08:55:37,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 08:55:36" (1/3) ... [2019-01-12 08:55:37,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11eb73f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 08:55:37, skipping insertion in model container [2019-01-12 08:55:37,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:36" (2/3) ... [2019-01-12 08:55:37,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11eb73f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 08:55:37, skipping insertion in model container [2019-01-12 08:55:37,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 08:55:37" (3/3) ... [2019-01-12 08:55:37,889 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0270a_true-unreach-call.c [2019-01-12 08:55:37,899 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 08:55:37,906 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 08:55:37,922 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 08:55:37,949 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 08:55:37,950 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 08:55:37,950 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 08:55:37,950 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 08:55:37,950 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 08:55:37,950 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 08:55:37,950 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 08:55:37,951 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 08:55:37,951 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 08:55:37,967 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2019-01-12 08:55:37,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-01-12 08:55:37,973 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 08:55:37,974 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 08:55:37,977 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 08:55:37,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 08:55:37,983 INFO L82 PathProgramCache]: Analyzing trace with hash 1035834224, now seen corresponding path program 1 times [2019-01-12 08:55:37,984 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 08:55:37,984 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 08:55:38,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 08:55:38,020 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 08:55:38,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 08:55:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 08:55:38,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 08:55:38,094 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 08:55:38,094 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 08:55:38,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 08:55:38,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 08:55:38,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 08:55:38,110 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2019-01-12 08:55:38,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 08:55:38,135 INFO L93 Difference]: Finished difference Result 140 states and 230 transitions. [2019-01-12 08:55:38,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 08:55:38,137 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-01-12 08:55:38,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 08:55:38,152 INFO L225 Difference]: With dead ends: 140 [2019-01-12 08:55:38,152 INFO L226 Difference]: Without dead ends: 68 [2019-01-12 08:55:38,156 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 08:55:38,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2019-01-12 08:55:38,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2019-01-12 08:55:38,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2019-01-12 08:55:38,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 94 transitions. [2019-01-12 08:55:38,194 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 94 transitions. Word has length 10 [2019-01-12 08:55:38,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 08:55:38,194 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 94 transitions. [2019-01-12 08:55:38,194 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 08:55:38,195 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2019-01-12 08:55:38,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-01-12 08:55:38,195 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 08:55:38,195 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 08:55:38,196 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 08:55:38,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 08:55:38,196 INFO L82 PathProgramCache]: Analyzing trace with hash -744853926, now seen corresponding path program 1 times [2019-01-12 08:55:38,196 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 08:55:38,196 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 08:55:38,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 08:55:38,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 08:55:38,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 08:55:38,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-12 08:55:38,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-12 08:55:38,293 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-12 08:55:38,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 08:55:38 BoogieIcfgContainer [2019-01-12 08:55:38,340 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 08:55:38,340 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 08:55:38,340 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 08:55:38,341 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 08:55:38,341 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 08:55:37" (3/4) ... [2019-01-12 08:55:38,345 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-12 08:55:38,346 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 08:55:38,346 INFO L168 Benchmark]: Toolchain (without parser) took 2227.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -111.6 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-01-12 08:55:38,349 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 08:55:38,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 433.11 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 928.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2019-01-12 08:55:38,350 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 928.5 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-01-12 08:55:38,351 INFO L168 Benchmark]: Boogie Preprocessor took 55.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-01-12 08:55:38,352 INFO L168 Benchmark]: RCFGBuilder took 1132.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 37.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 11.5 GB. [2019-01-12 08:55:38,353 INFO L168 Benchmark]: TraceAbstraction took 456.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2019-01-12 08:55:38,354 INFO L168 Benchmark]: Witness Printer took 5.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 08:55:38,359 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 433.11 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 928.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 137.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 928.5 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1132.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 37.9 MB). Peak memory consumption was 37.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 456.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. * Witness Printer took 5.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 240]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 148, overapproximation of bitwiseAnd at line 166, overapproximation of someBinaryArithmeticDOUBLEoperation at line 183, overapproximation of someBinaryDOUBLEComparisonOperation at line 239. Possible FailurePath: [L16] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L142-L156] static const double one_asin = 1.00000000000000000000e+00, huge_asin = 1.000e+300, pio2_hi_asin = 1.57079632679489655800e+00, pio2_lo_asin = 6.12323399573676603587e-17, pio4_hi_asin = 7.85398163397448278999e-01, pS0_asin = 1.66666666666666657415e-01, pS1_asin = -3.25565818622400915405e-01, pS2_asin = 2.01212532134862925881e-01, pS3_asin = -4.00555345006794114027e-02, pS4_asin = 7.91534994289814532176e-04, pS5_asin = 3.47933107596021167570e-05, qS1_asin = -2.40339491173441421878e+00, qS2_asin = 2.02094576023350569471e+00, qS3_asin = -6.88283971605453293030e-01, qS4_asin = 7.70381505559019352791e-02; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L235] double x = 0.0; [L159] double t, w, p, q, c, r, s; [L160] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L162] ieee_double_shape_type gh_u; [L163] gh_u.value = (x) [L164] EXPR gh_u.parts.msw [L164] (hx) = gh_u.parts.msw [L166] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L167] COND FALSE !(ix >= 0x3ff00000) VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L178] COND TRUE ix < 0x3fe00000 VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L179] COND FALSE !(ix < 0x3e400000) [L183] t = x * x [L184-L187] p = t * (pS0_asin + t * (pS1_asin + t * (pS2_asin + t * (pS3_asin + t * (pS4_asin + t * pS5_asin))))) [L188-L189] q = one_asin + t * (qS1_asin + t * (qS2_asin + t * (qS3_asin + t * qS4_asin))) [L190] w = p / q [L191] return x + x * w; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L236] double res = __ieee754_asin(x); [L239] COND TRUE res != x VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L240] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 97 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=71occurred 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, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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 0.1.24-0ed9222-m [2019-01-12 08:55:40,560 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 08:55:40,561 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 08:55:40,573 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 08:55:40,573 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 08:55:40,574 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 08:55:40,578 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 08:55:40,580 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 08:55:40,581 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 08:55:40,582 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 08:55:40,583 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 08:55:40,583 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 08:55:40,584 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 08:55:40,585 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 08:55:40,586 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 08:55:40,587 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 08:55:40,588 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 08:55:40,590 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 08:55:40,591 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 08:55:40,593 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 08:55:40,594 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 08:55:40,595 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 08:55:40,598 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 08:55:40,598 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 08:55:40,599 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 08:55:40,600 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 08:55:40,602 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 08:55:40,603 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 08:55:40,606 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 08:55:40,608 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 08:55:40,608 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 08:55:40,608 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 08:55:40,609 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 08:55:40,612 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 08:55:40,613 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 08:55:40,614 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 08:55:40,614 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-12 08:55:40,642 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 08:55:40,642 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 08:55:40,643 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 08:55:40,643 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 08:55:40,643 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 08:55:40,644 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 08:55:40,644 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 08:55:40,644 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 08:55:40,644 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 08:55:40,644 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 08:55:40,645 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 08:55:40,645 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 08:55:40,645 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-12 08:55:40,645 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-12 08:55:40,645 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 08:55:40,645 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 08:55:40,645 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 08:55:40,646 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 08:55:40,646 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 08:55:40,646 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 08:55:40,646 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 08:55:40,646 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 08:55:40,646 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 08:55:40,647 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 08:55:40,647 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 08:55:40,647 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 08:55:40,647 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-12 08:55:40,647 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 08:55:40,647 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-12 08:55:40,648 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-12 08:55:40,648 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> dbf0066fcab2564f09db3071e2285821ebfe13e2 [2019-01-12 08:55:40,683 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 08:55:40,695 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 08:55:40,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 08:55:40,699 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 08:55:40,700 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 08:55:40,700 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/double_req_bl_0270a_true-unreach-call.c [2019-01-12 08:55:40,753 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d966c10fb/1b3888c577034613b070f43db628446a/FLAG9450e5de5 [2019-01-12 08:55:41,217 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 08:55:41,217 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/double_req_bl_0270a_true-unreach-call.c [2019-01-12 08:55:41,231 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d966c10fb/1b3888c577034613b070f43db628446a/FLAG9450e5de5 [2019-01-12 08:55:41,555 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d966c10fb/1b3888c577034613b070f43db628446a [2019-01-12 08:55:41,560 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 08:55:41,561 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 08:55:41,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 08:55:41,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 08:55:41,566 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 08:55:41,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 08:55:41" (1/1) ... [2019-01-12 08:55:41,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36fb440d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:41, skipping insertion in model container [2019-01-12 08:55:41,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 08:55:41" (1/1) ... [2019-01-12 08:55:41,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 08:55:41,614 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 08:55:41,961 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 08:55:41,971 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 08:55:42,035 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 08:55:42,070 INFO L195 MainTranslator]: Completed translation [2019-01-12 08:55:42,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:42 WrapperNode [2019-01-12 08:55:42,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 08:55:42,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 08:55:42,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 08:55:42,072 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 08:55:42,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:42" (1/1) ... [2019-01-12 08:55:42,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:42" (1/1) ... [2019-01-12 08:55:42,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 08:55:42,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 08:55:42,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 08:55:42,236 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 08:55:42,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:42" (1/1) ... [2019-01-12 08:55:42,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:42" (1/1) ... [2019-01-12 08:55:42,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:42" (1/1) ... [2019-01-12 08:55:42,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:42" (1/1) ... [2019-01-12 08:55:42,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:42" (1/1) ... [2019-01-12 08:55:42,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:42" (1/1) ... [2019-01-12 08:55:42,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:42" (1/1) ... [2019-01-12 08:55:42,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 08:55:42,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 08:55:42,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 08:55:42,308 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 08:55:42,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-01-12 08:55:42,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-01-12 08:55:42,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-01-12 08:55:42,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 08:55:42,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-12 08:55:42,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 08:55:42,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 08:55:42,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-12 08:55:42,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 08:55:42,810 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 08:55:45,341 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 08:55:45,410 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 08:55:55,529 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 08:55:55,568 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 08:55:58,244 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 08:56:03,065 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 08:56:03,065 INFO L286 CfgBuilder]: Removed 28 assue(true) statements. [2019-01-12 08:56:03,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 08:56:03 BoogieIcfgContainer [2019-01-12 08:56:03,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 08:56:03,068 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 08:56:03,068 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 08:56:03,071 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 08:56:03,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 08:55:41" (1/3) ... [2019-01-12 08:56:03,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34544aac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 08:56:03, skipping insertion in model container [2019-01-12 08:56:03,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 08:55:42" (2/3) ... [2019-01-12 08:56:03,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34544aac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 08:56:03, skipping insertion in model container [2019-01-12 08:56:03,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 08:56:03" (3/3) ... [2019-01-12 08:56:03,075 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0270a_true-unreach-call.c [2019-01-12 08:56:03,090 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 08:56:03,102 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 08:56:03,121 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 08:56:03,170 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 08:56:03,171 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 08:56:03,171 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 08:56:03,171 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 08:56:03,171 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 08:56:03,171 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 08:56:03,172 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 08:56:03,172 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 08:56:03,172 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 08:56:03,193 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2019-01-12 08:56:03,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-01-12 08:56:03,200 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 08:56:03,201 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 08:56:03,204 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 08:56:03,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 08:56:03,211 INFO L82 PathProgramCache]: Analyzing trace with hash 1035834224, now seen corresponding path program 1 times [2019-01-12 08:56:03,216 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 08:56:03,218 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2019-01-12 08:56:03,227 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-01-12 08:56:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 08:56:04,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 08:56:04,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 08:56:04,021 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 08:56:04,039 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 08:56:04,039 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 08:56:04,042 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 08:56:04,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 08:56:04,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 08:56:04,056 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2019-01-12 08:56:04,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 08:56:04,082 INFO L93 Difference]: Finished difference Result 140 states and 230 transitions. [2019-01-12 08:56:04,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 08:56:04,083 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-01-12 08:56:04,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 08:56:04,095 INFO L225 Difference]: With dead ends: 140 [2019-01-12 08:56:04,095 INFO L226 Difference]: Without dead ends: 68 [2019-01-12 08:56:04,098 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 08:56:04,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2019-01-12 08:56:04,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2019-01-12 08:56:04,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2019-01-12 08:56:04,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 94 transitions. [2019-01-12 08:56:04,138 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 94 transitions. Word has length 10 [2019-01-12 08:56:04,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 08:56:04,139 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 94 transitions. [2019-01-12 08:56:04,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 08:56:04,139 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2019-01-12 08:56:04,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-01-12 08:56:04,140 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 08:56:04,140 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 08:56:04,141 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 08:56:04,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 08:56:04,141 INFO L82 PathProgramCache]: Analyzing trace with hash -744853926, now seen corresponding path program 1 times [2019-01-12 08:56:04,142 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 08:56:04,142 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-01-12 08:56:04,150 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 08:56:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 08:56:08,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 08:56:09,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 08:56:09,031 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 08:56:09,095 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 08:56:09,096 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 08:56:09,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 08:56:09,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 08:56:09,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 08:56:09,100 INFO L87 Difference]: Start difference. First operand 68 states and 94 transitions. Second operand 5 states. [2019-01-12 08:56:10,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 08:56:10,769 INFO L93 Difference]: Finished difference Result 124 states and 171 transitions. [2019-01-12 08:56:10,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 08:56:10,772 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2019-01-12 08:56:10,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 08:56:10,774 INFO L225 Difference]: With dead ends: 124 [2019-01-12 08:56:10,775 INFO L226 Difference]: Without dead ends: 65 [2019-01-12 08:56:10,776 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 08:56:10,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-01-12 08:56:10,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2019-01-12 08:56:10,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-01-12 08:56:10,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 85 transitions. [2019-01-12 08:56:10,793 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 85 transitions. Word has length 11 [2019-01-12 08:56:10,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 08:56:10,794 INFO L480 AbstractCegarLoop]: Abstraction has 65 states and 85 transitions. [2019-01-12 08:56:10,794 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 08:56:10,794 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2019-01-12 08:56:10,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-01-12 08:56:10,795 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 08:56:10,796 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 08:56:10,796 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 08:56:10,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 08:56:10,797 INFO L82 PathProgramCache]: Analyzing trace with hash -1629311917, now seen corresponding path program 1 times [2019-01-12 08:56:10,797 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 08:56:10,797 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-01-12 08:56:10,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 08:56:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 08:56:10,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 08:56:11,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 08:56:11,157 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 08:56:11,177 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 08:56:11,177 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 08:56:11,179 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 08:56:11,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 08:56:11,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 08:56:11,180 INFO L87 Difference]: Start difference. First operand 65 states and 85 transitions. Second operand 5 states. [2019-01-12 08:56:11,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 08:56:11,693 INFO L93 Difference]: Finished difference Result 69 states and 88 transitions. [2019-01-12 08:56:11,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 08:56:11,695 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2019-01-12 08:56:11,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 08:56:11,696 INFO L225 Difference]: With dead ends: 69 [2019-01-12 08:56:11,696 INFO L226 Difference]: Without dead ends: 65 [2019-01-12 08:56:11,697 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 08:56:11,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-01-12 08:56:11,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2019-01-12 08:56:11,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-01-12 08:56:11,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 84 transitions. [2019-01-12 08:56:11,712 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 84 transitions. Word has length 12 [2019-01-12 08:56:11,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 08:56:11,712 INFO L480 AbstractCegarLoop]: Abstraction has 65 states and 84 transitions. [2019-01-12 08:56:11,712 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 08:56:11,712 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2019-01-12 08:56:11,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-01-12 08:56:11,713 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 08:56:11,714 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 08:56:11,714 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 08:56:11,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 08:56:11,714 INFO L82 PathProgramCache]: Analyzing trace with hash -264969657, now seen corresponding path program 1 times [2019-01-12 08:56:11,715 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 08:56:11,716 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-01-12 08:56:11,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 08:56:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 08:56:18,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 08:56:18,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 08:56:18,239 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 08:56:18,329 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 08:56:18,329 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 08:56:18,330 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-01-12 08:56:18,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-01-12 08:56:18,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-01-12 08:56:18,331 INFO L87 Difference]: Start difference. First operand 65 states and 84 transitions. Second operand 4 states. [2019-01-12 08:56:18,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 08:56:18,380 INFO L93 Difference]: Finished difference Result 65 states and 84 transitions. [2019-01-12 08:56:18,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-01-12 08:56:18,383 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2019-01-12 08:56:18,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 08:56:18,384 INFO L225 Difference]: With dead ends: 65 [2019-01-12 08:56:18,384 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 08:56:18,385 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-01-12 08:56:18,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 08:56:18,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 08:56:18,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 08:56:18,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 08:56:18,386 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2019-01-12 08:56:18,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 08:56:18,386 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 08:56:18,386 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-01-12 08:56:18,387 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 08:56:18,387 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 08:56:18,391 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 08:56:18,781 WARN L181 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 15 [2019-01-12 08:56:18,975 WARN L181 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2019-01-12 08:56:19,004 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 86) no Hoare annotation was computed. [2019-01-12 08:56:19,004 INFO L448 ceAbstractionStarter]: For program point L85-2(lines 85 86) no Hoare annotation was computed. [2019-01-12 08:56:19,004 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 73) no Hoare annotation was computed. [2019-01-12 08:56:19,004 INFO L448 ceAbstractionStarter]: For program point L69-2(lines 69 73) no Hoare annotation was computed. [2019-01-12 08:56:19,005 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 08:56:19,005 INFO L448 ceAbstractionStarter]: For program point L169-1(lines 169 173) no Hoare annotation was computed. [2019-01-12 08:56:19,005 INFO L444 ceAbstractionStarter]: At program point L169-2(lines 169 173) the Hoare annotation is: false [2019-01-12 08:56:19,005 INFO L448 ceAbstractionStarter]: For program point L169-3(lines 167 178) no Hoare annotation was computed. [2019-01-12 08:56:19,005 INFO L448 ceAbstractionStarter]: For program point L37(lines 37 38) no Hoare annotation was computed. [2019-01-12 08:56:19,006 INFO L448 ceAbstractionStarter]: For program point L104(lines 104 109) no Hoare annotation was computed. [2019-01-12 08:56:19,006 INFO L448 ceAbstractionStarter]: For program point L88(lines 88 89) no Hoare annotation was computed. [2019-01-12 08:56:19,006 INFO L448 ceAbstractionStarter]: For program point L88-2(lines 88 89) no Hoare annotation was computed. [2019-01-12 08:56:19,006 INFO L448 ceAbstractionStarter]: For program point L204(lines 204 220) no Hoare annotation was computed. [2019-01-12 08:56:19,006 INFO L448 ceAbstractionStarter]: For program point L204-2(lines 158 225) no Hoare annotation was computed. [2019-01-12 08:56:19,006 INFO L448 ceAbstractionStarter]: For program point L105(lines 105 106) no Hoare annotation was computed. [2019-01-12 08:56:19,006 INFO L448 ceAbstractionStarter]: For program point L105-2(lines 105 106) no Hoare annotation was computed. [2019-01-12 08:56:19,007 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 59) no Hoare annotation was computed. [2019-01-12 08:56:19,007 INFO L448 ceAbstractionStarter]: For program point L56-2(lines 56 59) no Hoare annotation was computed. [2019-01-12 08:56:19,007 INFO L444 ceAbstractionStarter]: At program point L139(lines 126 140) the Hoare annotation is: false [2019-01-12 08:56:19,007 INFO L444 ceAbstractionStarter]: At program point L123(lines 18 124) the Hoare annotation is: false [2019-01-12 08:56:19,007 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 24 29) no Hoare annotation was computed. [2019-01-12 08:56:19,007 INFO L444 ceAbstractionStarter]: At program point L24-2(lines 24 29) the Hoare annotation is: false [2019-01-12 08:56:19,008 INFO L448 ceAbstractionStarter]: For program point L24-3(lines 18 124) no Hoare annotation was computed. [2019-01-12 08:56:19,008 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 242) no Hoare annotation was computed. [2019-01-12 08:56:19,008 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 08:56:19,008 INFO L448 ceAbstractionStarter]: For program point L240(line 240) no Hoare annotation was computed. [2019-01-12 08:56:19,008 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 53) no Hoare annotation was computed. [2019-01-12 08:56:19,008 INFO L448 ceAbstractionStarter]: For program point L42-2(lines 42 53) no Hoare annotation was computed. [2019-01-12 08:56:19,009 INFO L444 ceAbstractionStarter]: At program point L224(lines 158 225) the Hoare annotation is: (and (exists ((|v_q#valueAsBitvector_7| (_ BitVec 64))) (and (= ULTIMATE.start___ieee754_asin_~ix~0 (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_7|))) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_7|) ((_ extract 62 52) |v_q#valueAsBitvector_7|) ((_ extract 51 0) |v_q#valueAsBitvector_7|)) (_ +zero 11 53)))) (= ULTIMATE.start___ieee754_asin_~x ULTIMATE.start_main_~x~0) (exists ((|v_q#valueAsBitvector_7| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_7|) ((_ extract 62 52) |v_q#valueAsBitvector_7|) ((_ extract 51 0) |v_q#valueAsBitvector_7|)) (_ +zero 11 53)) (= ULTIMATE.start___ieee754_asin_~hx~0 ((_ extract 63 32) |v_q#valueAsBitvector_7|)))) (= ULTIMATE.start___ieee754_asin_~x (_ +zero 11 53)) (= ULTIMATE.start_main_~x~0 |ULTIMATE.start___ieee754_asin_#res|)) [2019-01-12 08:56:19,009 INFO L444 ceAbstractionStarter]: At program point L43-2(lines 43 47) the Hoare annotation is: false [2019-01-12 08:56:19,009 INFO L448 ceAbstractionStarter]: For program point L43-3(lines 43 47) no Hoare annotation was computed. [2019-01-12 08:56:19,009 INFO L448 ceAbstractionStarter]: For program point L209-1(lines 209 214) no Hoare annotation was computed. [2019-01-12 08:56:19,009 INFO L444 ceAbstractionStarter]: At program point L209-2(lines 209 214) the Hoare annotation is: false [2019-01-12 08:56:19,010 INFO L448 ceAbstractionStarter]: For program point L209-3(lines 209 214) no Hoare annotation was computed. [2019-01-12 08:56:19,010 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 08:56:19,010 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 240) no Hoare annotation was computed. [2019-01-12 08:56:19,010 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2019-01-12 08:56:19,010 INFO L444 ceAbstractionStarter]: At program point L161-2(lines 161 165) the Hoare annotation is: (and (= ~one_asin~0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (= ULTIMATE.start___ieee754_asin_~x ULTIMATE.start_main_~x~0) (= ULTIMATE.start___ieee754_asin_~x (_ +zero 11 53)) (= ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) ~huge_asin~0)) [2019-01-12 08:56:19,011 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2019-01-12 08:56:19,011 INFO L448 ceAbstractionStarter]: For program point L161-3(lines 161 165) no Hoare annotation was computed. [2019-01-12 08:56:19,011 INFO L444 ceAbstractionStarter]: At program point L128-2(lines 128 132) the Hoare annotation is: false [2019-01-12 08:56:19,011 INFO L451 ceAbstractionStarter]: At program point L244(lines 227 245) the Hoare annotation is: true [2019-01-12 08:56:19,011 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 193) no Hoare annotation was computed. [2019-01-12 08:56:19,011 INFO L448 ceAbstractionStarter]: For program point L178-1(lines 178 193) no Hoare annotation was computed. [2019-01-12 08:56:19,012 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 192) no Hoare annotation was computed. [2019-01-12 08:56:19,012 INFO L444 ceAbstractionStarter]: At program point L80-2(lines 80 96) the Hoare annotation is: false [2019-01-12 08:56:19,012 INFO L448 ceAbstractionStarter]: For program point L80-3(lines 18 124) no Hoare annotation was computed. [2019-01-12 08:56:19,012 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 111) no Hoare annotation was computed. [2019-01-12 08:56:19,012 INFO L448 ceAbstractionStarter]: For program point L180(lines 180 181) no Hoare annotation was computed. [2019-01-12 08:56:19,012 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 115) no Hoare annotation was computed. [2019-01-12 08:56:19,012 INFO L448 ceAbstractionStarter]: For program point L114-2(lines 114 115) no Hoare annotation was computed. [2019-01-12 08:56:19,013 INFO L448 ceAbstractionStarter]: For program point L48-2(lines 48 49) no Hoare annotation was computed. [2019-01-12 08:56:19,013 INFO L444 ceAbstractionStarter]: At program point L48-3(lines 48 49) the Hoare annotation is: false [2019-01-12 08:56:19,013 INFO L448 ceAbstractionStarter]: For program point L48-4(lines 48 49) no Hoare annotation was computed. [2019-01-12 08:56:19,013 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 08:56:19,013 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 110) no Hoare annotation was computed. [2019-01-12 08:56:19,013 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 92) no Hoare annotation was computed. [2019-01-12 08:56:19,013 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 92) no Hoare annotation was computed. [2019-01-12 08:56:19,014 INFO L448 ceAbstractionStarter]: For program point L133(lines 133 138) no Hoare annotation was computed. [2019-01-12 08:56:19,014 INFO L448 ceAbstractionStarter]: For program point L133-1(lines 126 140) no Hoare annotation was computed. [2019-01-12 08:56:19,014 INFO L448 ceAbstractionStarter]: For program point L133-2(lines 133 138) no Hoare annotation was computed. [2019-01-12 08:56:19,014 INFO L448 ceAbstractionStarter]: For program point L34(lines 34 39) no Hoare annotation was computed. [2019-01-12 08:56:19,014 INFO L444 ceAbstractionStarter]: At program point L67-2(lines 67 77) the Hoare annotation is: false [2019-01-12 08:56:19,014 INFO L448 ceAbstractionStarter]: For program point L34-2(lines 34 39) no Hoare annotation was computed. [2019-01-12 08:56:19,014 INFO L448 ceAbstractionStarter]: For program point L67-3(lines 67 77) no Hoare annotation was computed. [2019-01-12 08:56:19,015 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 117 122) no Hoare annotation was computed. [2019-01-12 08:56:19,015 INFO L444 ceAbstractionStarter]: At program point L117-2(lines 117 122) the Hoare annotation is: false [2019-01-12 08:56:19,015 INFO L448 ceAbstractionStarter]: For program point L117-3(lines 117 122) no Hoare annotation was computed. [2019-01-12 08:56:19,015 INFO L448 ceAbstractionStarter]: For program point L167(lines 167 193) no Hoare annotation was computed. [2019-01-12 08:56:19,015 INFO L448 ceAbstractionStarter]: For program point L101(lines 101 109) no Hoare annotation was computed. [2019-01-12 08:56:19,015 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 38) no Hoare annotation was computed. [2019-01-12 08:56:19,028 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 08:56:19,029 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 08:56:19,031 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 08:56:19,032 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 08:56:19,034 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,034 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,035 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,035 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,035 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,035 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,036 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,036 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,037 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,037 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,038 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,038 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,038 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,038 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,039 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,039 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 08:56:19 BoogieIcfgContainer [2019-01-12 08:56:19,042 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 08:56:19,044 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 08:56:19,044 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 08:56:19,045 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 08:56:19,045 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 08:56:03" (3/4) ... [2019-01-12 08:56:19,052 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 08:56:19,066 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-01-12 08:56:19,066 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-01-12 08:56:19,066 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 08:56:19,094 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\exists v_q#valueAsBitvector_7 : bv64 :: ix == ~bvand32(2147483647bv32, v_q#valueAsBitvector_7[63:32]) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_7[63:63], v_q#valueAsBitvector_7[62:52], v_q#valueAsBitvector_7[51:0]) == ~Pluszero~LONGDOUBLE()) && x == x) && (\exists v_q#valueAsBitvector_7 : bv64 :: ~fp~LONGDOUBLE(v_q#valueAsBitvector_7[63:63], v_q#valueAsBitvector_7[62:52], v_q#valueAsBitvector_7[51:0]) == ~Pluszero~LONGDOUBLE() && hx == v_q#valueAsBitvector_7[63:32])) && x == ~Pluszero~LONGDOUBLE()) && x == \result [2019-01-12 08:56:19,155 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 08:56:19,155 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 08:56:19,156 INFO L168 Benchmark]: Toolchain (without parser) took 37596.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 954.0 MB in the beginning and 932.2 MB in the end (delta: 21.9 MB). Peak memory consumption was 136.7 MB. Max. memory is 11.5 GB. [2019-01-12 08:56:19,157 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 08:56:19,158 INFO L168 Benchmark]: CACSL2BoogieTranslator took 508.67 ms. Allocated memory is still 1.0 GB. Free memory was 954.0 MB in the beginning and 932.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-01-12 08:56:19,158 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -168.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2019-01-12 08:56:19,159 INFO L168 Benchmark]: Boogie Preprocessor took 71.98 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 08:56:19,159 INFO L168 Benchmark]: RCFGBuilder took 20758.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 48.7 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. [2019-01-12 08:56:19,160 INFO L168 Benchmark]: TraceAbstraction took 15974.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 939.1 MB in the end (delta: 113.2 MB). Peak memory consumption was 113.2 MB. Max. memory is 11.5 GB. [2019-01-12 08:56:19,161 INFO L168 Benchmark]: Witness Printer took 111.28 ms. Allocated memory is still 1.1 GB. Free memory was 939.1 MB in the beginning and 932.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-01-12 08:56:19,164 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 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 508.67 ms. Allocated memory is still 1.0 GB. Free memory was 954.0 MB in the beginning and 932.6 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 164.09 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -168.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 71.98 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 20758.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 48.7 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15974.29 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 939.1 MB in the end (delta: 113.2 MB). Peak memory consumption was 113.2 MB. Max. memory is 11.5 GB. * Witness Printer took 111.28 ms. Allocated memory is still 1.1 GB. Free memory was 939.1 MB in the beginning and 932.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 240]: 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: 209]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 161]: Loop Invariant [2019-01-12 08:56:19,176 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 08:56:19,184 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 08:56:19,185 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 08:56:19,185 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((one_asin == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) && x == x) && x == ~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E300) == huge_asin - InvariantResult [Line: 158]: Loop Invariant [2019-01-12 08:56:19,186 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,186 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,186 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,186 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,192 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,192 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,192 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,193 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,193 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,194 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] [2019-01-12 08:56:19,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_7,QUANTIFIED] Derived loop invariant: ((((\exists v_q#valueAsBitvector_7 : bv64 :: ix == ~bvand32(2147483647bv32, v_q#valueAsBitvector_7[63:32]) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_7[63:63], v_q#valueAsBitvector_7[62:52], v_q#valueAsBitvector_7[51:0]) == ~Pluszero~LONGDOUBLE()) && x == x) && (\exists v_q#valueAsBitvector_7 : bv64 :: ~fp~LONGDOUBLE(v_q#valueAsBitvector_7[63:63], v_q#valueAsBitvector_7[62:52], v_q#valueAsBitvector_7[51:0]) == ~Pluszero~LONGDOUBLE() && hx == v_q#valueAsBitvector_7[63:32])) && x == ~Pluszero~LONGDOUBLE()) && x == \result - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 1 error locations. SAFE Result, 15.8s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 2.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 258 SDtfs, 328 SDslu, 160 SDs, 0 SdLazy, 35 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 47 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 14 LocationsWithAnnotation, 14 PreInvPairs, 17 NumberOfFragments, 71 HoareAnnotationTreeSize, 14 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 14 FomulaSimplificationsInter, 6 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 10.7s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 57 ConstructedInterpolants, 5 QuantifiedInterpolants, 5132 SizeOfPredicates, 15 NumberOfNonLiveVariables, 255 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...