./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-newlib/double_req_bl_1122b_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_1122b_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 c6a2c9a76eae0e8993608269b8bc800503d7af17 ............................................................................................................................................................................................................................................................................................... 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_1122b_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 c6a2c9a76eae0e8993608269b8bc800503d7af17 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:08:39,238 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 09:08:39,240 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 09:08:39,251 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 09:08:39,252 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 09:08:39,253 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 09:08:39,254 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 09:08:39,256 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 09:08:39,257 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 09:08:39,258 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 09:08:39,259 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 09:08:39,259 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 09:08:39,260 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 09:08:39,261 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 09:08:39,263 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 09:08:39,263 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 09:08:39,264 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 09:08:39,266 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 09:08:39,268 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 09:08:39,270 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 09:08:39,274 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 09:08:39,275 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 09:08:39,277 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 09:08:39,279 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 09:08:39,280 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 09:08:39,281 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 09:08:39,282 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 09:08:39,283 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 09:08:39,288 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 09:08:39,291 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 09:08:39,292 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 09:08:39,293 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 09:08:39,293 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 09:08:39,293 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 09:08:39,296 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 09:08:39,298 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 09:08:39,300 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 09:08:39,323 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 09:08:39,324 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 09:08:39,325 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 09:08:39,327 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 09:08:39,327 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 09:08:39,327 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 09:08:39,327 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 09:08:39,328 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 09:08:39,329 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 09:08:39,329 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 09:08:39,329 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 09:08:39,329 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 09:08:39,330 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 09:08:39,330 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 09:08:39,330 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 09:08:39,330 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 09:08:39,330 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 09:08:39,332 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 09:08:39,333 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 09:08:39,333 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 09:08:39,333 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 09:08:39,333 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:08:39,333 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 09:08:39,334 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 09:08:39,334 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 09:08:39,335 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 09:08:39,335 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 09:08:39,335 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 09:08:39,335 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 -> c6a2c9a76eae0e8993608269b8bc800503d7af17 [2019-01-12 09:08:39,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 09:08:39,402 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 09:08:39,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 09:08:39,407 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 09:08:39,407 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 09:08:39,408 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/double_req_bl_1122b_true-unreach-call.c [2019-01-12 09:08:39,468 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6acb15cfa/843a742521d94707ba8639647394f358/FLAGfe3c74578 [2019-01-12 09:08:39,922 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 09:08:39,923 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/double_req_bl_1122b_true-unreach-call.c [2019-01-12 09:08:39,931 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6acb15cfa/843a742521d94707ba8639647394f358/FLAGfe3c74578 [2019-01-12 09:08:40,263 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6acb15cfa/843a742521d94707ba8639647394f358 [2019-01-12 09:08:40,266 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 09:08:40,268 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 09:08:40,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 09:08:40,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 09:08:40,273 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 09:08:40,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:08:40" (1/1) ... [2019-01-12 09:08:40,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b0eeec7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:40, skipping insertion in model container [2019-01-12 09:08:40,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:08:40" (1/1) ... [2019-01-12 09:08:40,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 09:08:40,317 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 09:08:40,609 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:08:40,618 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 09:08:40,671 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:08:40,763 INFO L195 MainTranslator]: Completed translation [2019-01-12 09:08:40,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:40 WrapperNode [2019-01-12 09:08:40,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 09:08:40,766 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 09:08:40,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 09:08:40,766 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 09:08:40,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:40" (1/1) ... [2019-01-12 09:08:40,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:40" (1/1) ... [2019-01-12 09:08:40,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 09:08:40,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 09:08:40,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 09:08:40,849 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 09:08:40,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:40" (1/1) ... [2019-01-12 09:08:40,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:40" (1/1) ... [2019-01-12 09:08:40,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:40" (1/1) ... [2019-01-12 09:08:40,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:40" (1/1) ... [2019-01-12 09:08:40,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:40" (1/1) ... [2019-01-12 09:08:40,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:40" (1/1) ... [2019-01-12 09:08:40,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:40" (1/1) ... [2019-01-12 09:08:40,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 09:08:40,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 09:08:40,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 09:08:40,895 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 09:08:40,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:40" (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 09:08:40,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 09:08:40,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-12 09:08:40,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-01-12 09:08:40,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-01-12 09:08:40,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 09:08:40,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 09:08:40,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-12 09:08:40,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-01-12 09:08:40,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 09:08:41,842 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 09:08:41,843 INFO L286 CfgBuilder]: Removed 22 assue(true) statements. [2019-01-12 09:08:41,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:08:41 BoogieIcfgContainer [2019-01-12 09:08:41,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 09:08:41,848 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 09:08:41,848 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 09:08:41,853 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 09:08:41,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 09:08:40" (1/3) ... [2019-01-12 09:08:41,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42273603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:08:41, skipping insertion in model container [2019-01-12 09:08:41,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:40" (2/3) ... [2019-01-12 09:08:41,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42273603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:08:41, skipping insertion in model container [2019-01-12 09:08:41,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:08:41" (3/3) ... [2019-01-12 09:08:41,859 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1122b_true-unreach-call.c [2019-01-12 09:08:41,870 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 09:08:41,882 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 09:08:41,901 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 09:08:41,952 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 09:08:41,953 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 09:08:41,953 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 09:08:41,953 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 09:08:41,954 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 09:08:41,954 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 09:08:41,954 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 09:08:41,955 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 09:08:41,955 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 09:08:41,977 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2019-01-12 09:08:41,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-01-12 09:08:41,988 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:08:41,989 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:08:41,992 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:08:41,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:08:42,000 INFO L82 PathProgramCache]: Analyzing trace with hash 668833300, now seen corresponding path program 1 times [2019-01-12 09:08:42,002 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 09:08:42,003 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 09:08:42,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:08:42,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:08:42,052 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:08:42,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:08:42,131 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 09:08:42,134 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:08:42,135 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 09:08:42,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 09:08:42,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 09:08:42,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:08:42,152 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 2 states. [2019-01-12 09:08:42,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:08:42,174 INFO L93 Difference]: Finished difference Result 108 states and 190 transitions. [2019-01-12 09:08:42,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 09:08:42,175 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-01-12 09:08:42,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:08:42,188 INFO L225 Difference]: With dead ends: 108 [2019-01-12 09:08:42,188 INFO L226 Difference]: Without dead ends: 52 [2019-01-12 09:08:42,191 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 09:08:42,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2019-01-12 09:08:42,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2019-01-12 09:08:42,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-01-12 09:08:42,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 78 transitions. [2019-01-12 09:08:42,233 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 78 transitions. Word has length 10 [2019-01-12 09:08:42,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:08:42,233 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 78 transitions. [2019-01-12 09:08:42,233 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 09:08:42,233 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2019-01-12 09:08:42,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-01-12 09:08:42,234 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:08:42,234 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:08:42,234 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:08:42,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:08:42,235 INFO L82 PathProgramCache]: Analyzing trace with hash 133394385, now seen corresponding path program 1 times [2019-01-12 09:08:42,235 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 09:08:42,235 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 09:08:42,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:08:42,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:08:42,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:08:42,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-12 09:08:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-12 09:08:42,429 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-12 09:08:42,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 09:08:42 BoogieIcfgContainer [2019-01-12 09:08:42,471 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 09:08:42,471 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 09:08:42,471 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 09:08:42,472 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 09:08:42,472 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:08:41" (3/4) ... [2019-01-12 09:08:42,477 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-12 09:08:42,477 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 09:08:42,478 INFO L168 Benchmark]: Toolchain (without parser) took 2211.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 952.7 MB in the beginning and 1.0 GB in the end (delta: -93.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:42,481 INFO L168 Benchmark]: CDTParser took 0.17 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 09:08:42,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 495.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -160.8 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:42,483 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.04 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 09:08:42,483 INFO L168 Benchmark]: Boogie Preprocessor took 44.98 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 09:08:42,484 INFO L168 Benchmark]: RCFGBuilder took 952.74 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: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:42,485 INFO L168 Benchmark]: TraceAbstraction took 623.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:42,486 INFO L168 Benchmark]: Witness Printer took 6.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:08:42,491 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 495.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -160.8 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.04 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. * Boogie Preprocessor took 44.98 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 952.74 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: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 623.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Witness Printer took 6.02 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 176]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 44, overapproximation of someUnaryDOUBLEoperation at line 20, overapproximation of someBinaryArithmeticDOUBLEoperation at line 45, overapproximation of bitwiseAnd at line 39, overapproximation of someBinaryDOUBLEComparisonOperation at line 16, overapproximation of bitwiseXor at line 40. Possible FailurePath: [L18-L21] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; VAL [one_fmod=1, Zero_fmod={1:0}] [L170] double x = -1.0 / 0.0; [L171] double y = __VERIFIER_nondet_double(); [L24] __int32_t n, hx, hy, hz, ix, iy, sx, i; [L25] __uint32_t lx, ly, lz; VAL [one_fmod=1, Zero_fmod={1:0}] [L28] ieee_double_shape_type ew_u; [L29] ew_u.value = (x) [L30] EXPR ew_u.parts.msw [L30] (hx) = ew_u.parts.msw [L31] EXPR ew_u.parts.lsw [L31] (lx) = ew_u.parts.lsw [L34] ieee_double_shape_type ew_u; [L35] ew_u.value = (y) [L36] EXPR ew_u.parts.msw [L36] (hy) = ew_u.parts.msw [L37] EXPR ew_u.parts.lsw [L37] (ly) = ew_u.parts.lsw [L39] sx = hx & 0x80000000 [L40] hx ^= sx [L41] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={1:0}] [L43-L44] COND TRUE (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) [L45] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={1:0}] [L172] double res = fmod_double(x, y); [L16] return x != x; VAL [one_fmod=1, Zero_fmod={1:0}] [L175] COND TRUE !isnan_double(res) [L176] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 55 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 81 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=55occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 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 09:08:44,755 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 09:08:44,757 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 09:08:44,769 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 09:08:44,770 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 09:08:44,771 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 09:08:44,772 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 09:08:44,774 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 09:08:44,776 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 09:08:44,777 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 09:08:44,778 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 09:08:44,778 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 09:08:44,779 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 09:08:44,780 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 09:08:44,781 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 09:08:44,783 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 09:08:44,783 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 09:08:44,786 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 09:08:44,788 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 09:08:44,790 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 09:08:44,791 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 09:08:44,793 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 09:08:44,795 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 09:08:44,795 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 09:08:44,795 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 09:08:44,797 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 09:08:44,798 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 09:08:44,799 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 09:08:44,800 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 09:08:44,801 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 09:08:44,801 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 09:08:44,802 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 09:08:44,802 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 09:08:44,803 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 09:08:44,804 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 09:08:44,805 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 09:08:44,805 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-12 09:08:44,834 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 09:08:44,834 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 09:08:44,835 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 09:08:44,836 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 09:08:44,839 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 09:08:44,839 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 09:08:44,839 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 09:08:44,839 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 09:08:44,839 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 09:08:44,840 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 09:08:44,840 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 09:08:44,840 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 09:08:44,840 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-12 09:08:44,840 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-12 09:08:44,840 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 09:08:44,841 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 09:08:44,841 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 09:08:44,841 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 09:08:44,842 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 09:08:44,842 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 09:08:44,842 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 09:08:44,842 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 09:08:44,842 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:08:44,843 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 09:08:44,843 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 09:08:44,843 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 09:08:44,843 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-12 09:08:44,843 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 09:08:44,843 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-12 09:08:44,844 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-12 09:08:44,844 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 -> c6a2c9a76eae0e8993608269b8bc800503d7af17 [2019-01-12 09:08:44,891 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 09:08:44,909 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 09:08:44,916 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 09:08:44,918 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 09:08:44,918 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 09:08:44,919 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/double_req_bl_1122b_true-unreach-call.c [2019-01-12 09:08:44,980 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/220f9824e/9513274737f7454fa9421e949b8323ca/FLAG9652fa974 [2019-01-12 09:08:45,450 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 09:08:45,451 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/double_req_bl_1122b_true-unreach-call.c [2019-01-12 09:08:45,459 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/220f9824e/9513274737f7454fa9421e949b8323ca/FLAG9652fa974 [2019-01-12 09:08:45,806 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/220f9824e/9513274737f7454fa9421e949b8323ca [2019-01-12 09:08:45,810 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 09:08:45,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 09:08:45,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 09:08:45,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 09:08:45,820 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 09:08:45,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:08:45" (1/1) ... [2019-01-12 09:08:45,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c0aad85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:45, skipping insertion in model container [2019-01-12 09:08:45,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:08:45" (1/1) ... [2019-01-12 09:08:45,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 09:08:45,872 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 09:08:46,154 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:08:46,163 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 09:08:46,236 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:08:46,269 INFO L195 MainTranslator]: Completed translation [2019-01-12 09:08:46,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:46 WrapperNode [2019-01-12 09:08:46,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 09:08:46,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 09:08:46,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 09:08:46,271 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 09:08:46,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:46" (1/1) ... [2019-01-12 09:08:46,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:46" (1/1) ... [2019-01-12 09:08:46,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 09:08:46,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 09:08:46,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 09:08:46,411 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 09:08:46,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:46" (1/1) ... [2019-01-12 09:08:46,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:46" (1/1) ... [2019-01-12 09:08:46,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:46" (1/1) ... [2019-01-12 09:08:46,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:46" (1/1) ... [2019-01-12 09:08:46,449 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:46" (1/1) ... [2019-01-12 09:08:46,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:46" (1/1) ... [2019-01-12 09:08:46,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:46" (1/1) ... [2019-01-12 09:08:46,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 09:08:46,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 09:08:46,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 09:08:46,473 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 09:08:46,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:46" (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 09:08:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-01-12 09:08:46,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-01-12 09:08:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 09:08:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-01-12 09:08:46,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-12 09:08:46,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 09:08:46,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 09:08:46,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-12 09:08:46,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 09:08:46,824 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:08:46,927 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:08:47,035 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:08:50,372 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 09:08:50,372 INFO L286 CfgBuilder]: Removed 22 assue(true) statements. [2019-01-12 09:08:50,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:08:50 BoogieIcfgContainer [2019-01-12 09:08:50,374 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 09:08:50,375 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 09:08:50,375 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 09:08:50,377 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 09:08:50,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 09:08:45" (1/3) ... [2019-01-12 09:08:50,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1338c9f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:08:50, skipping insertion in model container [2019-01-12 09:08:50,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:46" (2/3) ... [2019-01-12 09:08:50,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1338c9f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:08:50, skipping insertion in model container [2019-01-12 09:08:50,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:08:50" (3/3) ... [2019-01-12 09:08:50,381 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1122b_true-unreach-call.c [2019-01-12 09:08:50,389 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 09:08:50,396 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 09:08:50,413 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 09:08:50,441 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 09:08:50,441 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 09:08:50,442 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 09:08:50,442 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 09:08:50,442 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 09:08:50,442 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 09:08:50,442 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 09:08:50,442 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 09:08:50,443 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 09:08:50,459 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2019-01-12 09:08:50,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-01-12 09:08:50,465 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:08:50,466 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:08:50,468 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:08:50,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:08:50,475 INFO L82 PathProgramCache]: Analyzing trace with hash 668833300, now seen corresponding path program 1 times [2019-01-12 09:08:50,481 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:08:50,481 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) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-01-12 09:08:50,495 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:08:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:08:51,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:08:51,558 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 09:08:51,559 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:08:51,585 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:08:51,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 09:08:51,588 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 09:08:51,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 09:08:51,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:08:51,601 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 2 states. [2019-01-12 09:08:51,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:08:51,623 INFO L93 Difference]: Finished difference Result 108 states and 190 transitions. [2019-01-12 09:08:51,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 09:08:51,624 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-01-12 09:08:51,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:08:51,635 INFO L225 Difference]: With dead ends: 108 [2019-01-12 09:08:51,635 INFO L226 Difference]: Without dead ends: 52 [2019-01-12 09:08:51,638 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 09:08:51,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2019-01-12 09:08:51,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2019-01-12 09:08:51,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-01-12 09:08:51,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 78 transitions. [2019-01-12 09:08:51,677 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 78 transitions. Word has length 10 [2019-01-12 09:08:51,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:08:51,677 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 78 transitions. [2019-01-12 09:08:51,677 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 09:08:51,678 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2019-01-12 09:08:51,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-01-12 09:08:51,679 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:08:51,679 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:08:51,679 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:08:51,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:08:51,680 INFO L82 PathProgramCache]: Analyzing trace with hash 133394385, now seen corresponding path program 1 times [2019-01-12 09:08:51,682 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:08:51,682 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 09:08:51,694 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:08:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:08:52,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:09:02,093 WARN L181 SmtUtils]: Spent 3.19 s on a formula simplification that was a NOOP. DAG size: 12 [2019-01-12 09:09:11,142 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 09:09:11,143 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:09:11,177 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:09:11,177 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 09:09:11,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 09:09:11,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 09:09:11,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=20, Unknown=1, NotChecked=0, Total=30 [2019-01-12 09:09:11,184 INFO L87 Difference]: Start difference. First operand 52 states and 78 transitions. Second operand 6 states. [2019-01-12 09:09:27,833 WARN L181 SmtUtils]: Spent 5.20 s on a formula simplification that was a NOOP. DAG size: 18 [2019-01-12 09:09:38,717 WARN L181 SmtUtils]: Spent 6.83 s on a formula simplification that was a NOOP. DAG size: 21 [2019-01-12 09:09:49,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:09:49,281 INFO L93 Difference]: Finished difference Result 62 states and 86 transitions. [2019-01-12 09:09:49,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 09:09:49,323 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 12 [2019-01-12 09:09:49,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:09:49,324 INFO L225 Difference]: With dead ends: 62 [2019-01-12 09:09:49,324 INFO L226 Difference]: Without dead ends: 57 [2019-01-12 09:09:49,325 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 35.8s TimeCoverageRelationStatistics Valid=19, Invalid=36, Unknown=1, NotChecked=0, Total=56 [2019-01-12 09:09:49,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-01-12 09:09:49,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 52. [2019-01-12 09:09:49,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-01-12 09:09:49,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 77 transitions. [2019-01-12 09:09:49,336 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 77 transitions. Word has length 12 [2019-01-12 09:09:49,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:09:49,336 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 77 transitions. [2019-01-12 09:09:49,336 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 09:09:49,337 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2019-01-12 09:09:49,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-01-12 09:09:49,338 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:09:49,338 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:09:49,339 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:09:49,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:09:49,339 INFO L82 PathProgramCache]: Analyzing trace with hash -910533226, now seen corresponding path program 1 times [2019-01-12 09:09:49,341 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:09:49,341 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 09:09:49,357 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:09:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:09:49,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:09:49,582 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 09:09:49,582 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:09:49,593 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:09:49,593 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 09:09:49,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 09:09:49,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 09:09:49,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 09:09:49,595 INFO L87 Difference]: Start difference. First operand 52 states and 77 transitions. Second operand 5 states. [2019-01-12 09:09:49,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:09:49,732 INFO L93 Difference]: Finished difference Result 52 states and 77 transitions. [2019-01-12 09:09:49,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 09:09:49,733 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-01-12 09:09:49,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:09:49,733 INFO L225 Difference]: With dead ends: 52 [2019-01-12 09:09:49,733 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 09:09:49,734 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-01-12 09:09:49,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 09:09:49,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 09:09:49,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 09:09:49,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 09:09:49,736 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2019-01-12 09:09:49,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:09:49,736 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 09:09:49,736 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 09:09:49,736 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 09:09:49,736 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 09:09:49,742 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 09:09:53,493 WARN L181 SmtUtils]: Spent 3.68 s on a formula simplification that was a NOOP. DAG size: 12 [2019-01-12 09:10:01,272 WARN L181 SmtUtils]: Spent 7.78 s on a formula simplification that was a NOOP. DAG size: 18 [2019-01-12 09:10:01,387 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 176) no Hoare annotation was computed. [2019-01-12 09:10:01,387 INFO L448 ceAbstractionStarter]: For program point L118(lines 118 119) no Hoare annotation was computed. [2019-01-12 09:10:01,387 INFO L448 ceAbstractionStarter]: For program point L118-2(lines 23 161) no Hoare annotation was computed. [2019-01-12 09:10:01,387 INFO L448 ceAbstractionStarter]: For program point L69-2(lines 69 70) no Hoare annotation was computed. [2019-01-12 09:10:01,388 INFO L444 ceAbstractionStarter]: At program point L69-3(lines 69 70) the Hoare annotation is: false [2019-01-12 09:10:01,388 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 09:10:01,388 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 157) no Hoare annotation was computed. [2019-01-12 09:10:01,388 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 140 159) no Hoare annotation was computed. [2019-01-12 09:10:01,388 INFO L448 ceAbstractionStarter]: For program point L152-2(lines 152 157) no Hoare annotation was computed. [2019-01-12 09:10:01,388 INFO L448 ceAbstractionStarter]: For program point L53(lines 23 161) no Hoare annotation was computed. [2019-01-12 09:10:01,388 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 161) no Hoare annotation was computed. [2019-01-12 09:10:01,388 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 60) no Hoare annotation was computed. [2019-01-12 09:10:01,390 INFO L448 ceAbstractionStarter]: For program point L104(lines 104 105) no Hoare annotation was computed. [2019-01-12 09:10:01,390 INFO L448 ceAbstractionStarter]: For program point L104-2(lines 101 115) no Hoare annotation was computed. [2019-01-12 09:10:01,390 INFO L448 ceAbstractionStarter]: For program point L55-2(lines 55 56) no Hoare annotation was computed. [2019-01-12 09:10:01,390 INFO L444 ceAbstractionStarter]: At program point L55-3(lines 55 56) the Hoare annotation is: false [2019-01-12 09:10:01,390 INFO L444 ceAbstractionStarter]: At program point L106-1(lines 101 115) the Hoare annotation is: false [2019-01-12 09:10:01,390 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 09:10:01,391 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-01-12 09:10:01,391 INFO L448 ceAbstractionStarter]: For program point L91-2(lines 87 98) no Hoare annotation was computed. [2019-01-12 09:10:01,391 INFO L448 ceAbstractionStarter]: For program point L58-2(lines 58 59) no Hoare annotation was computed. [2019-01-12 09:10:01,391 INFO L444 ceAbstractionStarter]: At program point L58-3(lines 58 59) the Hoare annotation is: false [2019-01-12 09:10:01,391 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 178) no Hoare annotation was computed. [2019-01-12 09:10:01,391 INFO L448 ceAbstractionStarter]: For program point L142(lines 142 151) no Hoare annotation was computed. [2019-01-12 09:10:01,391 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 45) no Hoare annotation was computed. [2019-01-12 09:10:01,392 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 27 32) no Hoare annotation was computed. [2019-01-12 09:10:01,392 INFO L444 ceAbstractionStarter]: At program point L27-2(lines 27 32) the Hoare annotation is: (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)) ULTIMATE.start_fmod_double_~x) [2019-01-12 09:10:01,392 INFO L448 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2019-01-12 09:10:01,392 INFO L448 ceAbstractionStarter]: For program point L110(lines 110 111) no Hoare annotation was computed. [2019-01-12 09:10:01,392 INFO L444 ceAbstractionStarter]: At program point L160(lines 23 161) the Hoare annotation is: (exists ((ULTIMATE.start_fmod_double_~y (_ FloatingPoint 11 53))) (= (let ((.cse0 (fp.mul roundNearestTiesToEven (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)) ULTIMATE.start_fmod_double_~y))) (fp.div roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start_fmod_double_#res|)) [2019-01-12 09:10:01,392 INFO L444 ceAbstractionStarter]: At program point L127-2(lines 127 131) the Hoare annotation is: false [2019-01-12 09:10:01,392 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 09:10:01,393 INFO L448 ceAbstractionStarter]: For program point L127-3(lines 23 161) no Hoare annotation was computed. [2019-01-12 09:10:01,394 INFO L448 ceAbstractionStarter]: For program point L145(lines 145 151) no Hoare annotation was computed. [2019-01-12 09:10:01,394 INFO L448 ceAbstractionStarter]: For program point L79(lines 79 85) no Hoare annotation was computed. [2019-01-12 09:10:01,394 INFO L448 ceAbstractionStarter]: For program point L46(lines 46 51) no Hoare annotation was computed. [2019-01-12 09:10:01,394 INFO L448 ceAbstractionStarter]: For program point L79-2(lines 23 161) no Hoare annotation was computed. [2019-01-12 09:10:01,394 INFO L448 ceAbstractionStarter]: For program point L46-2(lines 23 161) no Hoare annotation was computed. [2019-01-12 09:10:01,395 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 48) no Hoare annotation was computed. [2019-01-12 09:10:01,395 INFO L448 ceAbstractionStarter]: For program point L64(lines 23 161) no Hoare annotation was computed. [2019-01-12 09:10:01,395 INFO L451 ceAbstractionStarter]: At program point L180(lines 163 181) the Hoare annotation is: true [2019-01-12 09:10:01,395 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-01-12 09:10:01,395 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 09:10:01,395 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 50) no Hoare annotation was computed. [2019-01-12 09:10:01,396 INFO L444 ceAbstractionStarter]: At program point L16(line 16) the Hoare annotation is: (and (= (bvadd |ULTIMATE.start_isnan_double_#res| (_ bv4294967295 32)) (_ bv0 32)) (exists ((ULTIMATE.start_fmod_double_~y (_ FloatingPoint 11 53))) (= (let ((.cse0 (fp.mul roundNearestTiesToEven (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)) ULTIMATE.start_fmod_double_~y))) (fp.div roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start_fmod_double_#res|))) [2019-01-12 09:10:01,396 INFO L448 ceAbstractionStarter]: For program point L132(lines 132 159) no Hoare annotation was computed. [2019-01-12 09:10:01,396 INFO L448 ceAbstractionStarter]: For program point L33(lines 33 38) no Hoare annotation was computed. [2019-01-12 09:10:01,396 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 161) no Hoare annotation was computed. [2019-01-12 09:10:01,396 INFO L448 ceAbstractionStarter]: For program point L66-2(lines 66 67) no Hoare annotation was computed. [2019-01-12 09:10:01,396 INFO L448 ceAbstractionStarter]: For program point L33-2(lines 33 38) no Hoare annotation was computed. [2019-01-12 09:10:01,396 INFO L444 ceAbstractionStarter]: At program point L66-3(lines 66 67) the Hoare annotation is: false [2019-01-12 09:10:01,397 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 134 139) no Hoare annotation was computed. [2019-01-12 09:10:01,398 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 101 115) no Hoare annotation was computed. [2019-01-12 09:10:01,399 INFO L444 ceAbstractionStarter]: At program point L134-2(lines 134 139) the Hoare annotation is: false [2019-01-12 09:10:01,399 INFO L448 ceAbstractionStarter]: For program point L101-3(lines 101 115) no Hoare annotation was computed. [2019-01-12 09:10:01,411 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,412 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,412 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,412 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,413 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-01-12 09:10:01,413 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,413 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,413 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,414 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-01-12 09:10:01,418 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,418 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,418 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,419 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,419 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-01-12 09:10:01,419 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,419 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,420 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,420 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-01-12 09:10:01,421 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,422 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,422 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,422 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,422 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-01-12 09:10:01,422 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,423 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,423 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,423 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-01-12 09:10:01,424 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,424 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,424 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,424 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,425 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-01-12 09:10:01,425 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,425 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,425 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,425 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-01-12 09:10:01,427 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,427 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,427 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,427 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 09:10:01 BoogieIcfgContainer [2019-01-12 09:10:01,431 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 09:10:01,431 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 09:10:01,431 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 09:10:01,431 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 09:10:01,433 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:08:50" (3/4) ... [2019-01-12 09:10:01,438 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 09:10:01,451 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-01-12 09:10:01,452 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 09:10:01,452 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 09:10:01,499 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 09:10:01,499 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 09:10:01,500 INFO L168 Benchmark]: Toolchain (without parser) took 75689.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 946.0 MB in the beginning and 1.0 GB in the end (delta: -62.4 MB). Peak memory consumption was 79.7 MB. Max. memory is 11.5 GB. [2019-01-12 09:10:01,502 INFO L168 Benchmark]: CDTParser took 0.62 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 09:10:01,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 456.73 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 929.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-01-12 09:10:01,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -199.2 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-01-12 09:10:01,505 INFO L168 Benchmark]: Boogie Preprocessor took 60.99 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 09:10:01,505 INFO L168 Benchmark]: RCFGBuilder took 3901.56 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: 37.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. [2019-01-12 09:10:01,506 INFO L168 Benchmark]: TraceAbstraction took 71056.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 82.9 MB). Peak memory consumption was 82.9 MB. Max. memory is 11.5 GB. [2019-01-12 09:10:01,507 INFO L168 Benchmark]: Witness Printer took 68.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:10:01,512 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 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 456.73 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 929.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 140.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -199.2 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.99 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. * RCFGBuilder took 3901.56 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: 37.8 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 71056.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 82.9 MB). Peak memory consumption was 82.9 MB. Max. memory is 11.5 GB. * Witness Printer took 68.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.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[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - 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[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - 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[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - 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[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - 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[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - 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[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - 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[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - 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[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - 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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 176]: 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: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 23]: Loop Invariant [2019-01-12 09:10:01,530 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,530 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,530 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,530 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,531 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-01-12 09:10:01,531 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,531 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,531 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,531 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-01-12 09:10:01,532 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,532 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,532 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,533 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,536 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-01-12 09:10:01,536 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,536 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,536 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,537 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_fmod_double_~y : C_DOUBLE :: ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ULTIMATE.start_fmod_double_~y), ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ULTIMATE.start_fmod_double_~y)) == \result) - InvariantResult [Line: 16]: Loop Invariant [2019-01-12 09:10:01,537 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,537 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,538 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,538 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,538 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-01-12 09:10:01,538 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,538 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,539 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,539 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-01-12 09:10:01,540 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,540 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,540 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,540 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,540 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-01-12 09:10:01,540 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,541 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,541 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,541 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] Derived loop invariant: ~bvadd64(\result, 4294967295bv32) == 0bv32 && (\exists ULTIMATE.start_fmod_double_~y : C_DOUBLE :: ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ULTIMATE.start_fmod_double_~y), ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ULTIMATE.start_fmod_double_~y)) == \result) - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 27]: Loop Invariant [2019-01-12 09:10:01,542 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,542 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,543 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:10:01,543 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 55 locations, 1 error locations. SAFE Result, 70.9s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 38.3s AutomataDifference, 0.0s DeadEndRemovalTime, 11.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 161 SDtfs, 71 SDslu, 225 SDs, 0 SdLazy, 30 SolverSat, 1 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 17.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 36.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred 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, 3 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 11 PreInvPairs, 15 NumberOfFragments, 73 HoareAnnotationTreeSize, 11 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 11 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 11.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 18.7s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 33 ConstructedInterpolants, 6 QuantifiedInterpolants, 2698 SizeOfPredicates, 14 NumberOfNonLiveVariables, 182 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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...