./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-newlib/float_req_bl_1130b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa 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/float_req_bl_1130b_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 bcbee6ed75bef52b13066d34c45df2688a1a6e18 .......................................................................................................................................................................................................................................................................................... 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/float_req_bl_1130b_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 bcbee6ed75bef52b13066d34c45df2688a1a6e18 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 04:06:20,803 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 04:06:20,805 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 04:06:20,820 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 04:06:20,821 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 04:06:20,822 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 04:06:20,823 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 04:06:20,826 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 04:06:20,828 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 04:06:20,828 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 04:06:20,830 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 04:06:20,830 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 04:06:20,831 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 04:06:20,832 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 04:06:20,835 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 04:06:20,836 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 04:06:20,837 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 04:06:20,840 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 04:06:20,845 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 04:06:20,853 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 04:06:20,854 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 04:06:20,857 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 04:06:20,861 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 04:06:20,861 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 04:06:20,861 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 04:06:20,862 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 04:06:20,863 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 04:06:20,864 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 04:06:20,865 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 04:06:20,866 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 04:06:20,866 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 04:06:20,870 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 04:06:20,870 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 04:06:20,870 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 04:06:20,872 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 04:06:20,872 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 04:06:20,873 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 04:06:20,906 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 04:06:20,906 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 04:06:20,907 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 04:06:20,907 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 04:06:20,912 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 04:06:20,912 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 04:06:20,912 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 04:06:20,913 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 04:06:20,913 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 04:06:20,914 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 04:06:20,914 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 04:06:20,914 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 04:06:20,914 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 04:06:20,914 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 04:06:20,914 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 04:06:20,915 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 04:06:20,915 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 04:06:20,915 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 04:06:20,915 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 04:06:20,915 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 04:06:20,916 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 04:06:20,916 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:06:20,916 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 04:06:20,916 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 04:06:20,916 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 04:06:20,916 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 04:06:20,918 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 04:06:20,918 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 04:06:20,918 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 -> bcbee6ed75bef52b13066d34c45df2688a1a6e18 [2018-12-31 04:06:20,962 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 04:06:20,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 04:06:20,980 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 04:06:20,982 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 04:06:20,982 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 04:06:20,983 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_1130b_true-unreach-call.c [2018-12-31 04:06:21,062 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f87dfba2f/1b5cb4d6a84445da884af2d440886495/FLAGcdd6d86ed [2018-12-31 04:06:21,561 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 04:06:21,561 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_1130b_true-unreach-call.c [2018-12-31 04:06:21,570 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f87dfba2f/1b5cb4d6a84445da884af2d440886495/FLAGcdd6d86ed [2018-12-31 04:06:21,856 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f87dfba2f/1b5cb4d6a84445da884af2d440886495 [2018-12-31 04:06:21,861 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 04:06:21,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 04:06:21,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 04:06:21,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 04:06:21,869 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 04:06:21,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:06:21" (1/1) ... [2018-12-31 04:06:21,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23063e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:21, skipping insertion in model container [2018-12-31 04:06:21,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:06:21" (1/1) ... [2018-12-31 04:06:21,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 04:06:21,919 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 04:06:22,245 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:06:22,256 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 04:06:22,309 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:06:22,335 INFO L195 MainTranslator]: Completed translation [2018-12-31 04:06:22,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22 WrapperNode [2018-12-31 04:06:22,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 04:06:22,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 04:06:22,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 04:06:22,338 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 04:06:22,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:22,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:22,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 04:06:22,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 04:06:22,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 04:06:22,475 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 04:06:22,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:22,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:22,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:22,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:22,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:22,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:22,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:22,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 04:06:22,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 04:06:22,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 04:06:22,525 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 04:06:22,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (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 [2018-12-31 04:06:22,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 04:06:22,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-31 04:06:22,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-31 04:06:22,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-31 04:06:22,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 04:06:22,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 04:06:22,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-31 04:06:22,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-31 04:06:22,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 04:06:23,318 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 04:06:23,318 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-31 04:06:23,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:23 BoogieIcfgContainer [2018-12-31 04:06:23,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 04:06:23,321 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 04:06:23,321 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 04:06:23,325 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 04:06:23,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 04:06:21" (1/3) ... [2018-12-31 04:06:23,326 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d380481 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:06:23, skipping insertion in model container [2018-12-31 04:06:23,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (2/3) ... [2018-12-31 04:06:23,327 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d380481 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:06:23, skipping insertion in model container [2018-12-31 04:06:23,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:23" (3/3) ... [2018-12-31 04:06:23,330 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1130b_true-unreach-call.c [2018-12-31 04:06:23,341 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 04:06:23,351 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 04:06:23,370 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 04:06:23,402 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 04:06:23,403 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 04:06:23,403 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 04:06:23,404 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 04:06:23,404 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 04:06:23,404 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 04:06:23,404 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 04:06:23,404 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 04:06:23,405 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 04:06:23,423 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states. [2018-12-31 04:06:23,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-31 04:06:23,430 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:06:23,431 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:06:23,433 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:06:23,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:06:23,440 INFO L82 PathProgramCache]: Analyzing trace with hash 461941989, now seen corresponding path program 1 times [2018-12-31 04:06:23,443 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:06:23,443 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:06:23,496 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:06:23,496 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:06:23,496 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:06:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:06:23,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:06:23,576 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:06:23,576 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 04:06:23,580 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 04:06:23,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 04:06:23,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:06:23,595 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 2 states. [2018-12-31 04:06:23,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:06:23,619 INFO L93 Difference]: Finished difference Result 93 states and 156 transitions. [2018-12-31 04:06:23,619 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 04:06:23,621 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-12-31 04:06:23,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:06:23,634 INFO L225 Difference]: With dead ends: 93 [2018-12-31 04:06:23,634 INFO L226 Difference]: Without dead ends: 44 [2018-12-31 04:06:23,638 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 [2018-12-31 04:06:23,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-12-31 04:06:23,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2018-12-31 04:06:23,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-12-31 04:06:23,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 60 transitions. [2018-12-31 04:06:23,678 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 60 transitions. Word has length 11 [2018-12-31 04:06:23,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:06:23,678 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 60 transitions. [2018-12-31 04:06:23,679 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 04:06:23,679 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2018-12-31 04:06:23,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-31 04:06:23,680 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:06:23,680 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:06:23,680 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:06:23,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:06:23,680 INFO L82 PathProgramCache]: Analyzing trace with hash 1049045826, now seen corresponding path program 1 times [2018-12-31 04:06:23,681 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:06:23,681 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:06:23,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:06:23,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:06:23,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:06:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 04:06:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 04:06:23,893 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-31 04:06:23,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 04:06:23 BoogieIcfgContainer [2018-12-31 04:06:23,933 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 04:06:23,933 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 04:06:23,933 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 04:06:23,933 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 04:06:23,934 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:23" (3/4) ... [2018-12-31 04:06:23,938 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-31 04:06:23,938 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 04:06:23,939 INFO L168 Benchmark]: Toolchain (without parser) took 2076.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -106.6 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:23,942 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. [2018-12-31 04:06:23,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 471.89 ms. Allocated memory is still 1.0 GB. Free memory was 951.4 MB in the beginning and 935.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:23,943 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -182.6 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:23,945 INFO L168 Benchmark]: Boogie Preprocessor took 49.91 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. [2018-12-31 04:06:23,945 INFO L168 Benchmark]: RCFGBuilder took 794.00 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: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:23,946 INFO L168 Benchmark]: TraceAbstraction took 612.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:23,947 INFO L168 Benchmark]: Witness Printer took 5.07 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. [2018-12-31 04:06:23,952 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 471.89 ms. Allocated memory is still 1.0 GB. Free memory was 951.4 MB in the beginning and 935.3 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 137.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -182.6 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.91 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 794.00 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: 32.7 MB). Peak memory consumption was 32.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 612.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Witness Printer took 5.07 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 135]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someUnaryFLOAToperation at line 126, overapproximation of bitwiseXor at line 31, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; VAL [one_fmod=1, Zero_fmod={1:0}] [L126] float x = -0.0f; [L127] float y = __VERIFIER_nondet_float(); [L129] COND TRUE (y < 0.0f || y > 0.0f) [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={1:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={1:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={1:0}] [L131] float res = fmod_float(x, y); [L134] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [one_fmod=1, Zero_fmod={1:0}] [L134] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L135] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 48 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 65 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=48occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 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 0.1.24-2e94e6a [2018-12-31 04:06:26,353 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 04:06:26,355 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 04:06:26,368 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 04:06:26,368 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 04:06:26,369 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 04:06:26,371 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 04:06:26,373 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 04:06:26,375 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 04:06:26,376 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 04:06:26,377 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 04:06:26,377 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 04:06:26,378 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 04:06:26,380 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 04:06:26,381 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 04:06:26,382 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 04:06:26,383 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 04:06:26,385 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 04:06:26,387 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 04:06:26,389 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 04:06:26,390 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 04:06:26,392 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 04:06:26,394 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 04:06:26,395 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 04:06:26,395 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 04:06:26,396 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 04:06:26,397 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 04:06:26,398 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 04:06:26,399 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 04:06:26,401 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 04:06:26,401 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 04:06:26,402 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 04:06:26,402 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 04:06:26,402 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 04:06:26,404 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 04:06:26,405 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 04:06:26,405 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-31 04:06:26,423 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 04:06:26,423 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 04:06:26,425 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 04:06:26,425 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 04:06:26,425 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 04:06:26,425 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 04:06:26,426 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 04:06:26,426 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 04:06:26,426 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 04:06:26,427 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 04:06:26,427 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 04:06:26,427 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 04:06:26,427 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-31 04:06:26,427 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-31 04:06:26,428 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 04:06:26,428 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 04:06:26,428 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 04:06:26,428 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 04:06:26,428 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 04:06:26,429 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 04:06:26,430 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 04:06:26,430 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 04:06:26,431 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:06:26,431 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 04:06:26,431 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 04:06:26,431 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 04:06:26,431 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-31 04:06:26,432 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 04:06:26,433 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-31 04:06:26,433 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-31 04:06:26,433 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 -> bcbee6ed75bef52b13066d34c45df2688a1a6e18 [2018-12-31 04:06:26,470 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 04:06:26,484 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 04:06:26,488 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 04:06:26,490 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 04:06:26,491 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 04:06:26,491 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_1130b_true-unreach-call.c [2018-12-31 04:06:26,551 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1d00a4ee/0d648b7244694813bac34cee1638c044/FLAG1935cdd39 [2018-12-31 04:06:27,026 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 04:06:27,027 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_1130b_true-unreach-call.c [2018-12-31 04:06:27,040 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1d00a4ee/0d648b7244694813bac34cee1638c044/FLAG1935cdd39 [2018-12-31 04:06:27,365 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1d00a4ee/0d648b7244694813bac34cee1638c044 [2018-12-31 04:06:27,369 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 04:06:27,370 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 04:06:27,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 04:06:27,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 04:06:27,376 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 04:06:27,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:06:27" (1/1) ... [2018-12-31 04:06:27,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da98c75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:27, skipping insertion in model container [2018-12-31 04:06:27,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:06:27" (1/1) ... [2018-12-31 04:06:27,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 04:06:27,423 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 04:06:27,729 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:06:27,738 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 04:06:27,792 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:06:27,819 INFO L195 MainTranslator]: Completed translation [2018-12-31 04:06:27,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:27 WrapperNode [2018-12-31 04:06:27,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 04:06:27,820 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 04:06:27,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 04:06:27,821 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 04:06:27,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:27" (1/1) ... [2018-12-31 04:06:27,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:27" (1/1) ... [2018-12-31 04:06:27,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 04:06:27,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 04:06:27,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 04:06:27,970 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 04:06:27,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:27" (1/1) ... [2018-12-31 04:06:27,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:27" (1/1) ... [2018-12-31 04:06:27,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:27" (1/1) ... [2018-12-31 04:06:28,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:27" (1/1) ... [2018-12-31 04:06:28,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:27" (1/1) ... [2018-12-31 04:06:28,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:27" (1/1) ... [2018-12-31 04:06:28,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:27" (1/1) ... [2018-12-31 04:06:28,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 04:06:28,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 04:06:28,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 04:06:28,065 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 04:06:28,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:27" (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 [2018-12-31 04:06:28,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-31 04:06:28,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 04:06:28,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-31 04:06:28,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-31 04:06:28,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 04:06:28,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 04:06:28,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-31 04:06:28,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-31 04:06:28,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 04:06:28,359 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:06:28,486 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:06:28,553 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:06:29,528 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:06:29,724 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 04:06:29,725 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-31 04:06:29,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:29 BoogieIcfgContainer [2018-12-31 04:06:29,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 04:06:29,727 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 04:06:29,727 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 04:06:29,731 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 04:06:29,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 04:06:27" (1/3) ... [2018-12-31 04:06:29,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fbca438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:06:29, skipping insertion in model container [2018-12-31 04:06:29,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:27" (2/3) ... [2018-12-31 04:06:29,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fbca438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:06:29, skipping insertion in model container [2018-12-31 04:06:29,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:29" (3/3) ... [2018-12-31 04:06:29,736 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1130b_true-unreach-call.c [2018-12-31 04:06:29,748 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 04:06:29,757 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 04:06:29,777 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 04:06:29,811 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 04:06:29,812 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 04:06:29,812 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 04:06:29,812 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 04:06:29,812 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 04:06:29,812 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 04:06:29,812 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 04:06:29,813 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 04:06:29,813 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 04:06:29,828 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states. [2018-12-31 04:06:29,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-31 04:06:29,834 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:06:29,835 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:06:29,837 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:06:29,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:06:29,843 INFO L82 PathProgramCache]: Analyzing trace with hash 461941989, now seen corresponding path program 1 times [2018-12-31 04:06:29,848 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:06:29,848 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 [2018-12-31 04:06:29,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:06:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:06:30,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:06:30,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:06:30,166 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:06:30,183 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:06:30,183 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 04:06:30,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 04:06:30,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 04:06:30,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:06:30,202 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 2 states. [2018-12-31 04:06:30,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:06:30,224 INFO L93 Difference]: Finished difference Result 93 states and 156 transitions. [2018-12-31 04:06:30,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 04:06:30,226 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-12-31 04:06:30,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:06:30,239 INFO L225 Difference]: With dead ends: 93 [2018-12-31 04:06:30,239 INFO L226 Difference]: Without dead ends: 44 [2018-12-31 04:06:30,243 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:06:30,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-12-31 04:06:30,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2018-12-31 04:06:30,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-12-31 04:06:30,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 60 transitions. [2018-12-31 04:06:30,288 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 60 transitions. Word has length 11 [2018-12-31 04:06:30,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:06:30,289 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 60 transitions. [2018-12-31 04:06:30,289 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 04:06:30,289 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2018-12-31 04:06:30,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-31 04:06:30,290 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:06:30,290 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:06:30,291 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:06:30,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:06:30,291 INFO L82 PathProgramCache]: Analyzing trace with hash 1049045826, now seen corresponding path program 1 times [2018-12-31 04:06:30,293 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:06:30,293 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 [2018-12-31 04:06:30,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:06:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:06:30,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:06:31,106 WARN L181 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 28 [2018-12-31 04:06:31,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:06:31,119 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:06:31,132 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:06:31,132 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-31 04:06:31,135 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-31 04:06:31,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-31 04:06:31,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-31 04:06:31,136 INFO L87 Difference]: Start difference. First operand 44 states and 60 transitions. Second operand 7 states. [2018-12-31 04:06:31,771 WARN L181 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2018-12-31 04:06:31,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:06:31,877 INFO L93 Difference]: Finished difference Result 53 states and 69 transitions. [2018-12-31 04:06:31,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 04:06:31,879 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 13 [2018-12-31 04:06:31,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:06:31,880 INFO L225 Difference]: With dead ends: 53 [2018-12-31 04:06:31,880 INFO L226 Difference]: Without dead ends: 19 [2018-12-31 04:06:31,882 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-12-31 04:06:31,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2018-12-31 04:06:31,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2018-12-31 04:06:31,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-12-31 04:06:31,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2018-12-31 04:06:31,890 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 13 [2018-12-31 04:06:31,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:06:31,890 INFO L480 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2018-12-31 04:06:31,890 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-31 04:06:31,890 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2018-12-31 04:06:31,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-31 04:06:31,892 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:06:31,892 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:06:31,893 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:06:31,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:06:31,894 INFO L82 PathProgramCache]: Analyzing trace with hash -1911951893, now seen corresponding path program 1 times [2018-12-31 04:06:31,894 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:06:31,894 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 [2018-12-31 04:06:31,909 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:06:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:06:31,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:06:32,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:06:32,044 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:06:32,057 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:06:32,057 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-31 04:06:32,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 04:06:32,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 04:06:32,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-31 04:06:32,058 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand 6 states. [2018-12-31 04:06:32,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:06:32,509 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions. [2018-12-31 04:06:32,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 04:06:32,510 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2018-12-31 04:06:32,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:06:32,513 INFO L225 Difference]: With dead ends: 22 [2018-12-31 04:06:32,513 INFO L226 Difference]: Without dead ends: 19 [2018-12-31 04:06:32,514 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-31 04:06:32,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2018-12-31 04:06:32,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2018-12-31 04:06:32,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-12-31 04:06:32,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2018-12-31 04:06:32,525 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 14 [2018-12-31 04:06:32,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:06:32,526 INFO L480 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2018-12-31 04:06:32,526 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 04:06:32,527 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-31 04:06:32,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-31 04:06:32,527 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:06:32,527 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:06:32,528 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:06:32,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:06:32,528 INFO L82 PathProgramCache]: Analyzing trace with hash -645654976, now seen corresponding path program 1 times [2018-12-31 04:06:32,531 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:06:32,531 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-12-31 04:06:32,541 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:06:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:06:32,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:06:32,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:06:32,906 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:06:32,918 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:06:32,918 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-31 04:06:32,919 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-31 04:06:32,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-31 04:06:32,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-31 04:06:32,919 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand 10 states. [2018-12-31 04:06:33,378 WARN L181 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-12-31 04:06:33,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:06:33,436 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2018-12-31 04:06:33,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 04:06:33,437 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2018-12-31 04:06:33,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:06:33,438 INFO L225 Difference]: With dead ends: 19 [2018-12-31 04:06:33,438 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 04:06:33,439 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2018-12-31 04:06:33,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 04:06:33,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 04:06:33,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 04:06:33,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 04:06:33,441 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2018-12-31 04:06:33,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:06:33,441 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 04:06:33,441 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-31 04:06:33,441 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 04:06:33,441 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 04:06:33,446 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 04:06:33,858 WARN L181 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-12-31 04:06:34,053 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2018-12-31 04:06:34,053 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 110 114) no Hoare annotation was computed. [2018-12-31 04:06:34,053 INFO L444 ceAbstractionStarter]: At program point L110-2(lines 110 114) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and |ULTIMATE.start_main_#t~short17| (or (fp.lt ULTIMATE.start_fmod_float_~y (_ +zero 8 24)) (fp.gt ULTIMATE.start_fmod_float_~y (_ +zero 8 24))) (= .cse0 |ULTIMATE.start_fmod_float_#res|) (= ULTIMATE.start_fmod_float_~x .cse0) (exists ((v_ULTIMATE.start_fmod_float_~hx~0_35 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start_fmod_float_~hx~0_35) ((_ extract 30 23) v_ULTIMATE.start_fmod_float_~hx~0_35) ((_ extract 22 0) v_ULTIMATE.start_fmod_float_~hx~0_35)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start_fmod_float_~hx~0 (bvxor v_ULTIMATE.start_fmod_float_~hx~0_35 (bvand (_ bv2147483648 32) v_ULTIMATE.start_fmod_float_~hx~0_35))))) (= ULTIMATE.start_main_~x~0 .cse0) (= ULTIMATE.start_main_~res~0 .cse0) (exists ((v_prenex_10 (_ BitVec 32))) (and (= ULTIMATE.start_fmod_float_~hy~0 (bvand (_ bv2147483647 32) v_prenex_10)) (fp.gt (fp ((_ extract 31 31) v_prenex_10) ((_ extract 30 23) v_prenex_10) ((_ extract 22 0) v_prenex_10)) (_ +zero 8 24)))) (= ULTIMATE.start___signbit_float_~x .cse0))) [2018-12-31 04:06:34,054 INFO L448 ceAbstractionStarter]: For program point L110-3(lines 110 114) no Hoare annotation was computed. [2018-12-31 04:06:34,054 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-31 04:06:34,055 INFO L448 ceAbstractionStarter]: For program point L36(lines 36 37) no Hoare annotation was computed. [2018-12-31 04:06:34,055 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 04:06:34,055 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 04:06:34,055 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 103) no Hoare annotation was computed. [2018-12-31 04:06:34,055 INFO L448 ceAbstractionStarter]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2018-12-31 04:06:34,055 INFO L444 ceAbstractionStarter]: At program point L20-2(lines 20 24) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (or (fp.lt ULTIMATE.start_fmod_float_~y (_ +zero 8 24)) (fp.gt ULTIMATE.start_fmod_float_~y (_ +zero 8 24))) (= ULTIMATE.start_fmod_float_~x .cse0) (= ULTIMATE.start_main_~x~0 .cse0))) [2018-12-31 04:06:34,055 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 71) no Hoare annotation was computed. [2018-12-31 04:06:34,056 INFO L448 ceAbstractionStarter]: For program point L46(lines 17 105) no Hoare annotation was computed. [2018-12-31 04:06:34,056 INFO L444 ceAbstractionStarter]: At program point L104(lines 17 105) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (or (fp.lt ULTIMATE.start_fmod_float_~y (_ +zero 8 24)) (fp.gt ULTIMATE.start_fmod_float_~y (_ +zero 8 24))) (= .cse0 |ULTIMATE.start_fmod_float_#res|) (= ULTIMATE.start_fmod_float_~x .cse0) (exists ((v_ULTIMATE.start_fmod_float_~hx~0_35 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start_fmod_float_~hx~0_35) ((_ extract 30 23) v_ULTIMATE.start_fmod_float_~hx~0_35) ((_ extract 22 0) v_ULTIMATE.start_fmod_float_~hx~0_35)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start_fmod_float_~hx~0 (bvxor v_ULTIMATE.start_fmod_float_~hx~0_35 (bvand (_ bv2147483648 32) v_ULTIMATE.start_fmod_float_~hx~0_35))))) (= ULTIMATE.start_main_~x~0 .cse0) (exists ((v_prenex_10 (_ BitVec 32))) (and (= ULTIMATE.start_fmod_float_~hy~0 (bvand (_ bv2147483647 32) v_prenex_10)) (fp.gt (fp ((_ extract 31 31) v_prenex_10) ((_ extract 30 23) v_prenex_10) ((_ extract 22 0) v_prenex_10)) (_ +zero 8 24)))))) [2018-12-31 04:06:34,057 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-12-31 04:06:34,058 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 138) no Hoare annotation was computed. [2018-12-31 04:06:34,058 INFO L448 ceAbstractionStarter]: For program point L129-2(lines 129 138) no Hoare annotation was computed. [2018-12-31 04:06:34,058 INFO L448 ceAbstractionStarter]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2018-12-31 04:06:34,058 INFO L444 ceAbstractionStarter]: At program point L88-2(lines 88 92) the Hoare annotation is: false [2018-12-31 04:06:34,058 INFO L448 ceAbstractionStarter]: For program point L47-2(lines 47 48) no Hoare annotation was computed. [2018-12-31 04:06:34,058 INFO L444 ceAbstractionStarter]: At program point L47-3(lines 47 48) the Hoare annotation is: false [2018-12-31 04:06:34,058 INFO L448 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2018-12-31 04:06:34,059 INFO L444 ceAbstractionStarter]: At program point L97-2(lines 97 101) the Hoare annotation is: false [2018-12-31 04:06:34,059 INFO L448 ceAbstractionStarter]: For program point L97-3(lines 97 101) no Hoare annotation was computed. [2018-12-31 04:06:34,059 INFO L448 ceAbstractionStarter]: For program point L40(lines 40 44) no Hoare annotation was computed. [2018-12-31 04:06:34,059 INFO L448 ceAbstractionStarter]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2018-12-31 04:06:34,059 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2018-12-31 04:06:34,059 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 04:06:34,059 INFO L448 ceAbstractionStarter]: For program point L65-3(lines 65 74) no Hoare annotation was computed. [2018-12-31 04:06:34,060 INFO L444 ceAbstractionStarter]: At program point L82-2(lines 82 85) the Hoare annotation is: false [2018-12-31 04:06:34,060 INFO L448 ceAbstractionStarter]: For program point L82-3(lines 17 105) no Hoare annotation was computed. [2018-12-31 04:06:34,060 INFO L451 ceAbstractionStarter]: At program point L140(lines 119 141) the Hoare annotation is: true [2018-12-31 04:06:34,060 INFO L448 ceAbstractionStarter]: For program point L41-2(lines 41 42) no Hoare annotation was computed. [2018-12-31 04:06:34,060 INFO L444 ceAbstractionStarter]: At program point L41-3(lines 41 42) the Hoare annotation is: false [2018-12-31 04:06:34,060 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 04:06:34,060 INFO L448 ceAbstractionStarter]: For program point L25(lines 25 29) no Hoare annotation was computed. [2018-12-31 04:06:34,060 INFO L448 ceAbstractionStarter]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2018-12-31 04:06:34,061 INFO L448 ceAbstractionStarter]: For program point L25-1(lines 17 105) no Hoare annotation was computed. [2018-12-31 04:06:34,061 INFO L448 ceAbstractionStarter]: For program point L25-2(lines 25 29) no Hoare annotation was computed. [2018-12-31 04:06:34,061 INFO L444 ceAbstractionStarter]: At program point L116(lines 107 117) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and |ULTIMATE.start_main_#t~short17| (or (fp.lt ULTIMATE.start_fmod_float_~y (_ +zero 8 24)) (fp.gt ULTIMATE.start_fmod_float_~y (_ +zero 8 24))) (= .cse0 |ULTIMATE.start_fmod_float_#res|) (= (_ bv1 32) |ULTIMATE.start___signbit_float_#res|) (= (fp ((_ extract 31 31) ULTIMATE.start___signbit_float_~w~0) ((_ extract 30 23) ULTIMATE.start___signbit_float_~w~0) ((_ extract 22 0) ULTIMATE.start___signbit_float_~w~0)) .cse0) (= ULTIMATE.start_fmod_float_~x .cse0) (exists ((v_ULTIMATE.start_fmod_float_~hx~0_35 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start_fmod_float_~hx~0_35) ((_ extract 30 23) v_ULTIMATE.start_fmod_float_~hx~0_35) ((_ extract 22 0) v_ULTIMATE.start_fmod_float_~hx~0_35)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start_fmod_float_~hx~0 (bvxor v_ULTIMATE.start_fmod_float_~hx~0_35 (bvand (_ bv2147483648 32) v_ULTIMATE.start_fmod_float_~hx~0_35))))) (= ULTIMATE.start_main_~x~0 .cse0) (= ULTIMATE.start_main_~res~0 .cse0) (exists ((v_prenex_10 (_ BitVec 32))) (and (= ULTIMATE.start_fmod_float_~hy~0 (bvand (_ bv2147483647 32) v_prenex_10)) (fp.gt (fp ((_ extract 31 31) v_prenex_10) ((_ extract 30 23) v_prenex_10) ((_ extract 22 0) v_prenex_10)) (_ +zero 8 24)))) (= ULTIMATE.start___signbit_float_~x .cse0))) [2018-12-31 04:06:34,061 INFO L448 ceAbstractionStarter]: For program point L67(lines 67 73) no Hoare annotation was computed. [2018-12-31 04:06:34,062 INFO L448 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-12-31 04:06:34,062 INFO L444 ceAbstractionStarter]: At program point L67-2(lines 65 74) the Hoare annotation is: false [2018-12-31 04:06:34,062 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 135) no Hoare annotation was computed. [2018-12-31 04:06:34,062 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 78) no Hoare annotation was computed. [2018-12-31 04:06:34,062 INFO L448 ceAbstractionStarter]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2018-12-31 04:06:34,062 INFO L448 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-12-31 04:06:34,063 INFO L448 ceAbstractionStarter]: For program point L134-2(lines 134 137) no Hoare annotation was computed. [2018-12-31 04:06:34,072 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,077 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,077 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,077 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,077 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,079 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,079 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,079 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,080 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,093 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,093 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,094 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,094 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,094 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,094 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,096 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,096 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,096 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,099 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,099 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,099 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,099 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,101 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,101 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,101 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,101 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,101 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,102 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,104 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,104 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,105 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,105 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,105 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,105 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,107 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,107 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,109 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,109 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,109 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,110 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,110 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,110 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,112 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,112 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,113 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,114 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,115 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,115 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,115 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,115 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,116 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,116 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,116 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,116 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 04:06:34 BoogieIcfgContainer [2018-12-31 04:06:34,121 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 04:06:34,121 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 04:06:34,122 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 04:06:34,122 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 04:06:34,122 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:29" (3/4) ... [2018-12-31 04:06:34,129 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 04:06:34,143 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-31 04:06:34,144 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-31 04:06:34,199 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 04:06:34,199 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 04:06:34,201 INFO L168 Benchmark]: Toolchain (without parser) took 6831.14 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 948.7 MB in the beginning and 909.5 MB in the end (delta: 39.2 MB). Peak memory consumption was 156.1 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:34,202 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-12-31 04:06:34,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 448.32 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 932.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:34,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -172.7 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:34,205 INFO L168 Benchmark]: Boogie Preprocessor took 94.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:34,205 INFO L168 Benchmark]: RCFGBuilder took 1661.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:34,207 INFO L168 Benchmark]: TraceAbstraction took 4394.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 916.2 MB in the end (delta: 150.2 MB). Peak memory consumption was 150.2 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:34,208 INFO L168 Benchmark]: Witness Printer took 77.77 ms. Allocated memory is still 1.1 GB. Free memory was 916.2 MB in the beginning and 909.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:34,213 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 448.32 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 932.6 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 149.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -172.7 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 94.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1661.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4394.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 916.2 MB in the end (delta: 150.2 MB). Peak memory consumption was 150.2 MB. Max. memory is 11.5 GB. * Witness Printer took 77.77 ms. Allocated memory is still 1.1 GB. Free memory was 916.2 MB in the beginning and 909.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 135]: 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: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 82]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 110]: Loop Invariant [2018-12-31 04:06:34,234 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,235 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,235 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,235 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,235 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,242 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,242 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,242 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,242 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,244 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,245 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,245 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,245 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,245 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] Derived loop invariant: (((((((aux-res == -0.0f && __signbit_float(res) == 1-aux && (~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE()))) && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == \result) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists v_ULTIMATE.start_fmod_float_~hx~0_35 : bv32 :: ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hx~0_35[31:31], v_ULTIMATE.start_fmod_float_~hx~0_35[30:23], v_ULTIMATE.start_fmod_float_~hx~0_35[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && hx == ~bvxor32(v_ULTIMATE.start_fmod_float_~hx~0_35, ~bvand32(2147483648bv32, v_ULTIMATE.start_fmod_float_~hx~0_35)))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && res == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists v_prenex_10 : bv32 :: hy == ~bvand32(2147483647bv32, v_prenex_10) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_prenex_10[31:31], v_prenex_10[30:23], v_prenex_10[22:0]), ~Pluszero~LONGDOUBLE()))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 17]: Loop Invariant [2018-12-31 04:06:34,246 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,247 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,247 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,247 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,247 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,247 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,251 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,251 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,251 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,252 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,252 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,252 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,253 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,255 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,255 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,255 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,255 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,256 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] Derived loop invariant: (((((~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == \result) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists v_ULTIMATE.start_fmod_float_~hx~0_35 : bv32 :: ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hx~0_35[31:31], v_ULTIMATE.start_fmod_float_~hx~0_35[30:23], v_ULTIMATE.start_fmod_float_~hx~0_35[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && hx == ~bvxor32(v_ULTIMATE.start_fmod_float_~hx~0_35, ~bvand32(2147483648bv32, v_ULTIMATE.start_fmod_float_~hx~0_35)))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists v_prenex_10 : bv32 :: hy == ~bvand32(2147483647bv32, v_prenex_10) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_prenex_10[31:31], v_prenex_10[30:23], v_prenex_10[22:0]), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 107]: Loop Invariant [2018-12-31 04:06:34,256 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,259 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,259 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,259 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,259 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,260 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,261 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,261 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,261 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,265 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,265 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:34,265 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,265 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,266 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:06:34,266 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] Derived loop invariant: (((((((((aux-res == -0.0f && __signbit_float(res) == 1-aux && (~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE()))) && ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == \result) && 1bv32 == \result) && ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists v_ULTIMATE.start_fmod_float_~hx~0_35 : bv32 :: ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hx~0_35[31:31], v_ULTIMATE.start_fmod_float_~hx~0_35[30:23], v_ULTIMATE.start_fmod_float_~hx~0_35[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && hx == ~bvxor32(v_ULTIMATE.start_fmod_float_~hx~0_35, ~bvand32(2147483648bv32, v_ULTIMATE.start_fmod_float_~hx~0_35)))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && res == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists v_prenex_10 : bv32 :: hy == ~bvand32(2147483647bv32, v_prenex_10) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_prenex_10[31:31], v_prenex_10[30:23], v_prenex_10[22:0]), ~Pluszero~LONGDOUBLE()))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 48 locations, 1 error locations. SAFE Result, 4.2s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 1.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 99 SDtfs, 117 SDslu, 91 SDs, 0 SdLazy, 64 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=48occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 11 PreInvPairs, 16 NumberOfFragments, 219 HoareAnnotationTreeSize, 11 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 11 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 56 NumberOfCodeBlocks, 56 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 52 ConstructedInterpolants, 1 QuantifiedInterpolants, 3646 SizeOfPredicates, 24 NumberOfNonLiveVariables, 218 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...