./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-newlib/double_req_bl_1072b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/double_req_bl_1072b_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 e202c391e3bb616d6f4a88904e6d2705a4dd90a9 ............................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/double_req_bl_1072b_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 e202c391e3bb616d6f4a88904e6d2705a4dd90a9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 09:08:24,603 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 09:08:24,605 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 09:08:24,619 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 09:08:24,619 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 09:08:24,620 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 09:08:24,623 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 09:08:24,624 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 09:08:24,626 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 09:08:24,627 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 09:08:24,628 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 09:08:24,628 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 09:08:24,629 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 09:08:24,630 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 09:08:24,631 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 09:08:24,632 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 09:08:24,633 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 09:08:24,635 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 09:08:24,636 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 09:08:24,638 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 09:08:24,639 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 09:08:24,640 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 09:08:24,643 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 09:08:24,643 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 09:08:24,643 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 09:08:24,647 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 09:08:24,649 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 09:08:24,652 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 09:08:24,653 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 09:08:24,657 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 09:08:24,658 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 09:08:24,658 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 09:08:24,658 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 09:08:24,659 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 09:08:24,660 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 09:08:24,660 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 09:08:24,660 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 09:08:24,680 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 09:08:24,681 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 09:08:24,683 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 09:08:24,686 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 09:08:24,686 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 09:08:24,686 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 09:08:24,687 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 09:08:24,687 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 09:08:24,687 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 09:08:24,687 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 09:08:24,687 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 09:08:24,687 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 09:08:24,688 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 09:08:24,688 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 09:08:24,688 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 09:08:24,688 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 09:08:24,688 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 09:08:24,688 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 09:08:24,691 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 09:08:24,691 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 09:08:24,691 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 09:08:24,692 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:08:24,692 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 09:08:24,692 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 09:08:24,692 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 09:08:24,692 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 09:08:24,693 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 09:08:24,693 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 09:08:24,693 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 -> e202c391e3bb616d6f4a88904e6d2705a4dd90a9 [2019-01-12 09:08:24,737 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 09:08:24,751 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 09:08:24,758 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 09:08:24,760 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 09:08:24,760 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 09:08:24,761 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/double_req_bl_1072b_true-unreach-call.c [2019-01-12 09:08:24,833 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7603d879e/3a8eba9e045e4ca8be45afaa154aa113/FLAG1cba43d7c [2019-01-12 09:08:25,261 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 09:08:25,262 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/double_req_bl_1072b_true-unreach-call.c [2019-01-12 09:08:25,269 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7603d879e/3a8eba9e045e4ca8be45afaa154aa113/FLAG1cba43d7c [2019-01-12 09:08:25,637 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7603d879e/3a8eba9e045e4ca8be45afaa154aa113 [2019-01-12 09:08:25,640 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 09:08:25,641 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 09:08:25,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 09:08:25,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 09:08:25,646 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 09:08:25,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:08:25" (1/1) ... [2019-01-12 09:08:25,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f3a513 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:25, skipping insertion in model container [2019-01-12 09:08:25,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:08:25" (1/1) ... [2019-01-12 09:08:25,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 09:08:25,681 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 09:08:25,933 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:08:25,940 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 09:08:25,980 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:08:26,006 INFO L195 MainTranslator]: Completed translation [2019-01-12 09:08:26,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:26 WrapperNode [2019-01-12 09:08:26,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 09:08:26,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 09:08:26,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 09:08:26,010 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 09:08:26,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:26" (1/1) ... [2019-01-12 09:08:26,043 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:26" (1/1) ... [2019-01-12 09:08:26,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 09:08:26,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 09:08:26,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 09:08:26,139 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 09:08:26,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:26" (1/1) ... [2019-01-12 09:08:26,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:26" (1/1) ... [2019-01-12 09:08:26,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:26" (1/1) ... [2019-01-12 09:08:26,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:26" (1/1) ... [2019-01-12 09:08:26,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:26" (1/1) ... [2019-01-12 09:08:26,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:26" (1/1) ... [2019-01-12 09:08:26,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:26" (1/1) ... [2019-01-12 09:08:26,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 09:08:26,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 09:08:26,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 09:08:26,173 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 09:08:26,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:08:26,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 09:08:26,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-01-12 09:08:26,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-12 09:08:26,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-01-12 09:08:26,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 09:08:26,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 09:08:26,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-12 09:08:26,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 09:08:26,780 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 09:08:26,780 INFO L286 CfgBuilder]: Removed 18 assue(true) statements. [2019-01-12 09:08:26,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:08:26 BoogieIcfgContainer [2019-01-12 09:08:26,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 09:08:26,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 09:08:26,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 09:08:26,787 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 09:08:26,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 09:08:25" (1/3) ... [2019-01-12 09:08:26,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3815840c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:08:26, skipping insertion in model container [2019-01-12 09:08:26,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:26" (2/3) ... [2019-01-12 09:08:26,790 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3815840c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:08:26, skipping insertion in model container [2019-01-12 09:08:26,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:08:26" (3/3) ... [2019-01-12 09:08:26,792 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072b_true-unreach-call.c [2019-01-12 09:08:26,803 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 09:08:26,812 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 09:08:26,829 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 09:08:26,858 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 09:08:26,859 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 09:08:26,859 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 09:08:26,860 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 09:08:26,860 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 09:08:26,860 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 09:08:26,860 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 09:08:26,860 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 09:08:26,860 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 09:08:26,873 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2019-01-12 09:08:26,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-01-12 09:08:26,879 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:08:26,880 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:08:26,883 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:08:26,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:08:26,889 INFO L82 PathProgramCache]: Analyzing trace with hash 166150340, now seen corresponding path program 1 times [2019-01-12 09:08:26,891 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 09:08:26,891 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 09:08:26,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:08:26,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:08:26,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:08:26,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:08:26,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:08:26,995 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:08:26,996 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 09:08:27,000 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 09:08:27,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 09:08:27,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:08:27,018 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 2 states. [2019-01-12 09:08:27,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:08:27,038 INFO L93 Difference]: Finished difference Result 54 states and 84 transitions. [2019-01-12 09:08:27,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 09:08:27,039 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-01-12 09:08:27,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:08:27,050 INFO L225 Difference]: With dead ends: 54 [2019-01-12 09:08:27,051 INFO L226 Difference]: Without dead ends: 25 [2019-01-12 09:08:27,054 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:08:27,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-01-12 09:08:27,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-01-12 09:08:27,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-01-12 09:08:27,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2019-01-12 09:08:27,087 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 11 [2019-01-12 09:08:27,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:08:27,087 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2019-01-12 09:08:27,087 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 09:08:27,087 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2019-01-12 09:08:27,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-01-12 09:08:27,088 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:08:27,088 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:08:27,089 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:08:27,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:08:27,089 INFO L82 PathProgramCache]: Analyzing trace with hash 786071265, now seen corresponding path program 1 times [2019-01-12 09:08:27,089 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 09:08:27,089 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 09:08:27,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:08:27,091 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:08:27,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:08:27,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-12 09:08:27,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-12 09:08:27,192 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-12 09:08:27,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 09:08:27 BoogieIcfgContainer [2019-01-12 09:08:27,231 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 09:08:27,231 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 09:08:27,231 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 09:08:27,232 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 09:08:27,232 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:08:26" (3/4) ... [2019-01-12 09:08:27,237 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-12 09:08:27,241 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 09:08:27,243 INFO L168 Benchmark]: Toolchain (without parser) took 1601.90 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -104.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:27,247 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:08:27,248 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.89 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 941.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:27,250 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:27,253 INFO L168 Benchmark]: Boogie Preprocessor took 33.57 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. [2019-01-12 09:08:27,255 INFO L168 Benchmark]: RCFGBuilder took 609.07 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: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:27,256 INFO L168 Benchmark]: TraceAbstraction took 447.80 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: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:27,258 INFO L168 Benchmark]: Witness Printer took 9.59 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:08:27,267 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.89 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 941.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 129.81 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.57 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 609.07 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: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 447.80 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: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * Witness Printer took 9.59 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 86]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of bitwiseAnd at line 28, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49. Possible FailurePath: [L81] double x = 0.0; [L18] int signbit; [L19] int msw; [L20] unsigned int lsw; [L21] int exponent_less_1023; [L23] ieee_double_shape_type ew_u; [L24] ew_u.value = (x) [L25] EXPR ew_u.parts.msw [L25] (msw) = ew_u.parts.msw [L26] EXPR ew_u.parts.lsw [L26] (lsw) = ew_u.parts.lsw [L28] signbit = msw & 0x80000000 [L29] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L30] COND FALSE !(exponent_less_1023 < 20) [L47] COND TRUE exponent_less_1023 > 51 [L48] COND TRUE exponent_less_1023 == 1024 [L49] return x + x; [L82] double res = trunc_double(x); [L85] EXPR res == 0.0 && __signbit_double(res) == 0 [L85] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L86] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 28 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 32 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=28occurred 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, 23 NumberOfCodeBlocks, 23 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 0.1.24-0ed9222-m [2019-01-12 09:08:29,681 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 09:08:29,684 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 09:08:29,701 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 09:08:29,702 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 09:08:29,703 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 09:08:29,705 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 09:08:29,708 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 09:08:29,710 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 09:08:29,711 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 09:08:29,712 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 09:08:29,712 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 09:08:29,714 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 09:08:29,715 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 09:08:29,717 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 09:08:29,717 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 09:08:29,719 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 09:08:29,721 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 09:08:29,723 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 09:08:29,724 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 09:08:29,725 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 09:08:29,727 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 09:08:29,730 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 09:08:29,730 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 09:08:29,730 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 09:08:29,732 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 09:08:29,733 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 09:08:29,734 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 09:08:29,736 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 09:08:29,738 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 09:08:29,740 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 09:08:29,741 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 09:08:29,741 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 09:08:29,741 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 09:08:29,742 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 09:08:29,745 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 09:08:29,747 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-12 09:08:29,777 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 09:08:29,778 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 09:08:29,779 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 09:08:29,779 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 09:08:29,779 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 09:08:29,780 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 09:08:29,781 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 09:08:29,781 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 09:08:29,781 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 09:08:29,781 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 09:08:29,782 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 09:08:29,782 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 09:08:29,782 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-12 09:08:29,782 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-12 09:08:29,782 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 09:08:29,782 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 09:08:29,783 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 09:08:29,784 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 09:08:29,785 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 09:08:29,785 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 09:08:29,785 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 09:08:29,785 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 09:08:29,786 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:08:29,787 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 09:08:29,787 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 09:08:29,787 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 09:08:29,787 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-12 09:08:29,787 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 09:08:29,787 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-12 09:08:29,788 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-12 09:08:29,788 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 -> e202c391e3bb616d6f4a88904e6d2705a4dd90a9 [2019-01-12 09:08:29,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 09:08:29,847 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 09:08:29,852 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 09:08:29,853 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 09:08:29,854 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 09:08:29,857 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/double_req_bl_1072b_true-unreach-call.c [2019-01-12 09:08:29,923 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4bffa4a0/f6b646a334da49d18b7b8a9eb0a7c0bb/FLAG7a879c4f3 [2019-01-12 09:08:30,421 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 09:08:30,422 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/double_req_bl_1072b_true-unreach-call.c [2019-01-12 09:08:30,429 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4bffa4a0/f6b646a334da49d18b7b8a9eb0a7c0bb/FLAG7a879c4f3 [2019-01-12 09:08:30,779 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4bffa4a0/f6b646a334da49d18b7b8a9eb0a7c0bb [2019-01-12 09:08:30,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 09:08:30,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 09:08:30,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 09:08:30,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 09:08:30,789 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 09:08:30,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:08:30" (1/1) ... [2019-01-12 09:08:30,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d054b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:30, skipping insertion in model container [2019-01-12 09:08:30,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:08:30" (1/1) ... [2019-01-12 09:08:30,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 09:08:30,827 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 09:08:31,066 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:08:31,074 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 09:08:31,137 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:08:31,192 INFO L195 MainTranslator]: Completed translation [2019-01-12 09:08:31,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:31 WrapperNode [2019-01-12 09:08:31,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 09:08:31,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 09:08:31,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 09:08:31,194 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 09:08:31,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:31" (1/1) ... [2019-01-12 09:08:31,221 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:31" (1/1) ... [2019-01-12 09:08:31,267 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 09:08:31,268 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 09:08:31,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 09:08:31,269 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 09:08:31,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:31" (1/1) ... [2019-01-12 09:08:31,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:31" (1/1) ... [2019-01-12 09:08:31,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:31" (1/1) ... [2019-01-12 09:08:31,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:31" (1/1) ... [2019-01-12 09:08:31,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:31" (1/1) ... [2019-01-12 09:08:31,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:31" (1/1) ... [2019-01-12 09:08:31,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:31" (1/1) ... [2019-01-12 09:08:31,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 09:08:31,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 09:08:31,388 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 09:08:31,388 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 09:08:31,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:08:31,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-01-12 09:08:31,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-01-12 09:08:31,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 09:08:31,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-12 09:08:31,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 09:08:31,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 09:08:31,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-12 09:08:31,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 09:08:31,764 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:08:31,882 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:08:32,182 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 09:08:32,183 INFO L286 CfgBuilder]: Removed 18 assue(true) statements. [2019-01-12 09:08:32,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:08:32 BoogieIcfgContainer [2019-01-12 09:08:32,185 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 09:08:32,186 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 09:08:32,187 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 09:08:32,190 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 09:08:32,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 09:08:30" (1/3) ... [2019-01-12 09:08:32,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7becf25f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:08:32, skipping insertion in model container [2019-01-12 09:08:32,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:08:31" (2/3) ... [2019-01-12 09:08:32,192 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7becf25f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:08:32, skipping insertion in model container [2019-01-12 09:08:32,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:08:32" (3/3) ... [2019-01-12 09:08:32,195 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1072b_true-unreach-call.c [2019-01-12 09:08:32,206 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 09:08:32,216 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 09:08:32,233 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 09:08:32,264 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 09:08:32,265 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 09:08:32,265 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 09:08:32,266 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 09:08:32,266 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 09:08:32,266 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 09:08:32,266 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 09:08:32,267 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 09:08:32,267 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 09:08:32,280 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2019-01-12 09:08:32,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-01-12 09:08:32,286 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:08:32,287 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:08:32,289 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:08:32,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:08:32,295 INFO L82 PathProgramCache]: Analyzing trace with hash 166150340, now seen corresponding path program 1 times [2019-01-12 09:08:32,299 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:08:32,299 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-01-12 09:08:32,305 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:08:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:08:32,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:08:32,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:08:32,409 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:08:32,427 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:08:32,427 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 09:08:32,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 09:08:32,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 09:08:32,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:08:32,452 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 2 states. [2019-01-12 09:08:32,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:08:32,477 INFO L93 Difference]: Finished difference Result 54 states and 84 transitions. [2019-01-12 09:08:32,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 09:08:32,479 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-01-12 09:08:32,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:08:32,489 INFO L225 Difference]: With dead ends: 54 [2019-01-12 09:08:32,489 INFO L226 Difference]: Without dead ends: 25 [2019-01-12 09:08:32,492 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 [2019-01-12 09:08:32,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2019-01-12 09:08:32,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2019-01-12 09:08:32,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2019-01-12 09:08:32,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2019-01-12 09:08:32,530 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 11 [2019-01-12 09:08:32,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:08:32,531 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2019-01-12 09:08:32,531 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 09:08:32,531 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2019-01-12 09:08:32,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-01-12 09:08:32,532 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:08:32,532 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:08:32,532 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:08:32,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:08:32,533 INFO L82 PathProgramCache]: Analyzing trace with hash 786071265, now seen corresponding path program 1 times [2019-01-12 09:08:32,535 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:08:32,535 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-01-12 09:08:32,545 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:08:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:08:32,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:08:32,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:08:32,811 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:08:32,828 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:08:32,828 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 09:08:32,830 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 09:08:32,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 09:08:32,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 09:08:32,831 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. Second operand 5 states. [2019-01-12 09:08:33,127 WARN L181 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2019-01-12 09:08:33,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:08:33,255 INFO L93 Difference]: Finished difference Result 35 states and 39 transitions. [2019-01-12 09:08:33,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 09:08:33,259 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2019-01-12 09:08:33,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:08:33,260 INFO L225 Difference]: With dead ends: 35 [2019-01-12 09:08:33,260 INFO L226 Difference]: Without dead ends: 19 [2019-01-12 09:08:33,262 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-01-12 09:08:33,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-01-12 09:08:33,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-01-12 09:08:33,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-01-12 09:08:33,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2019-01-12 09:08:33,270 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 12 [2019-01-12 09:08:33,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:08:33,270 INFO L480 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2019-01-12 09:08:33,270 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 09:08:33,270 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2019-01-12 09:08:33,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-01-12 09:08:33,272 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:08:33,272 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:08:33,272 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:08:33,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:08:33,273 INFO L82 PathProgramCache]: Analyzing trace with hash -660443026, now seen corresponding path program 1 times [2019-01-12 09:08:33,273 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:08:33,274 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-01-12 09:08:33,280 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:08:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:08:33,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:08:33,491 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2019-01-12 09:08:33,506 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 38 [2019-01-12 09:08:33,599 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2019-01-12 09:08:33,600 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-01-12 09:08:33,616 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-12 09:08:33,622 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-12 09:08:33,635 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-12 09:08:33,635 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:51, output treesize:21 [2019-01-12 09:08:33,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:08:33,728 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:08:33,741 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:08:33,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 09:08:33,742 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 09:08:33,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 09:08:33,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-12 09:08:33,743 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand 6 states. [2019-01-12 09:08:34,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:08:34,263 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions. [2019-01-12 09:08:34,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 09:08:34,264 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2019-01-12 09:08:34,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:08:34,265 INFO L225 Difference]: With dead ends: 22 [2019-01-12 09:08:34,266 INFO L226 Difference]: Without dead ends: 19 [2019-01-12 09:08:34,266 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 [2019-01-12 09:08:34,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-01-12 09:08:34,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-01-12 09:08:34,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-01-12 09:08:34,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2019-01-12 09:08:34,275 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 14 [2019-01-12 09:08:34,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:08:34,275 INFO L480 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2019-01-12 09:08:34,275 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 09:08:34,276 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2019-01-12 09:08:34,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-01-12 09:08:34,277 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:08:34,277 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:08:34,278 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:08:34,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:08:34,279 INFO L82 PathProgramCache]: Analyzing trace with hash 1192312195, now seen corresponding path program 1 times [2019-01-12 09:08:34,280 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:08:34,280 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-01-12 09:08:34,289 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:08:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:08:34,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:08:34,509 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2019-01-12 09:08:34,513 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 39 [2019-01-12 09:08:34,538 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2019-01-12 09:08:34,538 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-01-12 09:08:34,561 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-12 09:08:34,565 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-01-12 09:08:34,576 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-01-12 09:08:34,577 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:64, output treesize:34 [2019-01-12 09:08:35,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:08:35,041 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:08:35,058 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:08:35,058 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-01-12 09:08:35,059 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-01-12 09:08:35,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-01-12 09:08:35,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-01-12 09:08:35,063 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand 11 states. [2019-01-12 09:08:35,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:08:35,810 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2019-01-12 09:08:35,811 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-12 09:08:35,812 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 18 [2019-01-12 09:08:35,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:08:35,812 INFO L225 Difference]: With dead ends: 19 [2019-01-12 09:08:35,813 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 09:08:35,814 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2019-01-12 09:08:35,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 09:08:35,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 09:08:35,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 09:08:35,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 09:08:35,815 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2019-01-12 09:08:35,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:08:35,817 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 09:08:35,817 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-01-12 09:08:35,817 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 09:08:35,817 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 09:08:35,823 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 09:08:36,051 WARN L181 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 45 [2019-01-12 09:08:36,174 WARN L181 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 40 [2019-01-12 09:08:36,379 WARN L181 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 59 [2019-01-12 09:08:36,498 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 46) no Hoare annotation was computed. [2019-01-12 09:08:36,498 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-01-12 09:08:36,498 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 52 57) no Hoare annotation was computed. [2019-01-12 09:08:36,499 INFO L448 ceAbstractionStarter]: For program point L85-2(lines 85 88) no Hoare annotation was computed. [2019-01-12 09:08:36,499 INFO L444 ceAbstractionStarter]: At program point L52-2(lines 52 57) the Hoare annotation is: false [2019-01-12 09:08:36,499 INFO L448 ceAbstractionStarter]: For program point L52-3(lines 30 58) no Hoare annotation was computed. [2019-01-12 09:08:36,499 INFO L448 ceAbstractionStarter]: For program point L48(lines 48 50) no Hoare annotation was computed. [2019-01-12 09:08:36,499 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 69) no Hoare annotation was computed. [2019-01-12 09:08:36,500 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 09:08:36,500 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 32 37) no Hoare annotation was computed. [2019-01-12 09:08:36,500 INFO L444 ceAbstractionStarter]: At program point L65-2(lines 65 69) the Hoare annotation is: (and (= (_ +zero 11 53) ULTIMATE.start_trunc_double_~x) (= ULTIMATE.start_main_~res~0 (_ +zero 11 53)) (exists ((v_prenex_7 (_ BitVec 64))) (and (= (bvadd ULTIMATE.start_trunc_double_~exponent_less_1023~0 (_ bv1023 32)) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_7)) (_ bv20 32))) (= (_ +zero 11 53) (fp ((_ extract 63 63) v_prenex_7) ((_ extract 62 52) v_prenex_7) ((_ extract 51 0) v_prenex_7))))) (= |ULTIMATE.start_trunc_double_#res| (_ +zero 11 53)) (= (_ +zero 11 53) ULTIMATE.start___signbit_double_~x) (exists ((v_prenex_7 (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) v_prenex_7) ((_ extract 62 52) v_prenex_7) ((_ extract 51 0) v_prenex_7))) (= ULTIMATE.start_trunc_double_~msw~0 ((_ extract 63 32) v_prenex_7)))) (exists ((v_prenex_8 (_ BitVec 64))) (and (= ULTIMATE.start_trunc_double_~signbit~0 (bvand (_ bv2147483648 32) ((_ extract 63 32) v_prenex_8))) (= (_ +zero 11 53) (fp ((_ extract 63 63) v_prenex_8) ((_ extract 62 52) v_prenex_8) ((_ extract 51 0) v_prenex_8))))) |ULTIMATE.start_main_#t~short14|) [2019-01-12 09:08:36,500 INFO L444 ceAbstractionStarter]: At program point L32-2(lines 32 37) the Hoare annotation is: (and (= (_ +zero 11 53) ULTIMATE.start_trunc_double_~x) (exists ((v_prenex_7 (_ BitVec 64))) (and (= (bvadd ULTIMATE.start_trunc_double_~exponent_less_1023~0 (_ bv1023 32)) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_7)) (_ bv20 32))) (= (_ +zero 11 53) (fp ((_ extract 63 63) v_prenex_7) ((_ extract 62 52) v_prenex_7) ((_ extract 51 0) v_prenex_7))))) (exists ((v_prenex_7 (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) v_prenex_7) ((_ extract 62 52) v_prenex_7) ((_ extract 51 0) v_prenex_7))) (= ULTIMATE.start_trunc_double_~msw~0 ((_ extract 63 32) v_prenex_7)))) (exists ((v_prenex_8 (_ BitVec 64))) (and (= ULTIMATE.start_trunc_double_~signbit~0 (bvand (_ bv2147483648 32) ((_ extract 63 32) v_prenex_8))) (= (_ +zero 11 53) (fp ((_ extract 63 63) v_prenex_8) ((_ extract 62 52) v_prenex_8) ((_ extract 51 0) v_prenex_8)))))) [2019-01-12 09:08:36,501 INFO L448 ceAbstractionStarter]: For program point L65-3(lines 65 69) no Hoare annotation was computed. [2019-01-12 09:08:36,502 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 09:08:36,502 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 09:08:36,502 INFO L451 ceAbstractionStarter]: At program point L90(lines 74 91) the Hoare annotation is: true [2019-01-12 09:08:36,503 INFO L448 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-01-12 09:08:36,503 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 09:08:36,503 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 86) no Hoare annotation was computed. [2019-01-12 09:08:36,503 INFO L444 ceAbstractionStarter]: At program point L71(lines 62 72) the Hoare annotation is: (and (= (_ +zero 11 53) ULTIMATE.start_trunc_double_~x) (= ULTIMATE.start_main_~res~0 (_ +zero 11 53)) (exists ((v_prenex_7 (_ BitVec 64))) (and (= (bvadd ULTIMATE.start_trunc_double_~exponent_less_1023~0 (_ bv1023 32)) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_7)) (_ bv20 32))) (= (_ +zero 11 53) (fp ((_ extract 63 63) v_prenex_7) ((_ extract 62 52) v_prenex_7) ((_ extract 51 0) v_prenex_7))))) (= (_ +zero 11 53) ULTIMATE.start___signbit_double_~x) (= |ULTIMATE.start_trunc_double_#res| (_ +zero 11 53)) (exists ((v_prenex_7 (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) v_prenex_7) ((_ extract 62 52) v_prenex_7) ((_ extract 51 0) v_prenex_7))) (= ULTIMATE.start_trunc_double_~msw~0 ((_ extract 63 32) v_prenex_7)))) (= (_ bv0 32) |ULTIMATE.start___signbit_double_#res|) (exists ((v_prenex_8 (_ BitVec 64))) (and (= ULTIMATE.start_trunc_double_~signbit~0 (bvand (_ bv2147483648 32) ((_ extract 63 32) v_prenex_8))) (= (_ +zero 11 53) (fp ((_ extract 63 63) v_prenex_8) ((_ extract 62 52) v_prenex_8) ((_ extract 51 0) v_prenex_8))))) |ULTIMATE.start_main_#t~short14| (exists ((|v_q#valueAsBitvector_3| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_q#valueAsBitvector_3|) ULTIMATE.start___signbit_double_~msw~1) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_q#valueAsBitvector_3|) ((_ extract 62 52) |v_q#valueAsBitvector_3|) ((_ extract 51 0) |v_q#valueAsBitvector_3|)))))) [2019-01-12 09:08:36,503 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 58) no Hoare annotation was computed. [2019-01-12 09:08:36,504 INFO L444 ceAbstractionStarter]: At program point L59(lines 17 60) the Hoare annotation is: (and (= (_ +zero 11 53) ULTIMATE.start_trunc_double_~x) (exists ((v_prenex_7 (_ BitVec 64))) (and (= (bvadd ULTIMATE.start_trunc_double_~exponent_less_1023~0 (_ bv1023 32)) (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_7)) (_ bv20 32))) (= (_ +zero 11 53) (fp ((_ extract 63 63) v_prenex_7) ((_ extract 62 52) v_prenex_7) ((_ extract 51 0) v_prenex_7))))) (= |ULTIMATE.start_trunc_double_#res| (_ +zero 11 53)) (exists ((v_prenex_7 (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) v_prenex_7) ((_ extract 62 52) v_prenex_7) ((_ extract 51 0) v_prenex_7))) (= ULTIMATE.start_trunc_double_~msw~0 ((_ extract 63 32) v_prenex_7)))) (exists ((v_prenex_8 (_ BitVec 64))) (and (= ULTIMATE.start_trunc_double_~signbit~0 (bvand (_ bv2147483648 32) ((_ extract 63 32) v_prenex_8))) (= (_ +zero 11 53) (fp ((_ extract 63 63) v_prenex_8) ((_ extract 62 52) v_prenex_8) ((_ extract 51 0) v_prenex_8)))))) [2019-01-12 09:08:36,504 INFO L448 ceAbstractionStarter]: For program point L22-1(lines 22 27) no Hoare annotation was computed. [2019-01-12 09:08:36,504 INFO L444 ceAbstractionStarter]: At program point L22-2(lines 22 27) the Hoare annotation is: (= (_ +zero 11 53) ULTIMATE.start_trunc_double_~x) [2019-01-12 09:08:36,504 INFO L448 ceAbstractionStarter]: For program point L22-3(lines 22 27) no Hoare annotation was computed. [2019-01-12 09:08:36,504 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 58) no Hoare annotation was computed. [2019-01-12 09:08:36,505 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 39 45) no Hoare annotation was computed. [2019-01-12 09:08:36,505 INFO L444 ceAbstractionStarter]: At program point L39-2(lines 39 45) the Hoare annotation is: false [2019-01-12 09:08:36,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,527 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,527 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,527 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,528 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,531 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,531 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,533 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,533 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,533 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,533 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,535 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,536 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,537 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,537 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,538 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,538 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,538 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,538 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,539 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,540 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,540 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,540 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,540 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,541 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,542 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,542 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,542 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,543 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,543 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,543 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,543 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,544 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,545 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,546 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,546 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,546 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,549 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,549 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,550 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,550 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,550 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,550 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,551 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,551 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,551 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,551 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,554 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,554 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,555 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,558 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,559 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,560 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,560 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,560 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,561 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,564 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,564 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,564 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,565 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,565 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,565 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,565 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,566 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,566 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,566 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,566 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,573 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,576 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,576 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,576 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,579 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,579 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,579 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,580 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,580 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,580 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,580 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,581 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,581 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,582 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,587 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,587 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,587 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,588 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,588 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,588 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,588 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,589 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,589 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,589 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 09:08:36 BoogieIcfgContainer [2019-01-12 09:08:36,601 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 09:08:36,601 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 09:08:36,601 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 09:08:36,602 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 09:08:36,602 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:08:32" (3/4) ... [2019-01-12 09:08:36,611 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 09:08:36,625 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2019-01-12 09:08:36,625 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-01-12 09:08:36,626 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 09:08:36,655 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~Pluszero~LONGDOUBLE() == x && (\exists v_prenex_7 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_7[63:32]), 20bv32) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]))) && (\exists v_prenex_7 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]) && msw == v_prenex_7[63:32])) && (\exists v_prenex_8 : bv64 :: signbit == ~bvand32(2147483648bv32, v_prenex_8[63:32]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0])) [2019-01-12 09:08:36,656 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~Pluszero~LONGDOUBLE() == x && (\exists v_prenex_7 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_7[63:32]), 20bv32) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]))) && \result == ~Pluszero~LONGDOUBLE()) && (\exists v_prenex_7 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]) && msw == v_prenex_7[63:32])) && (\exists v_prenex_8 : bv64 :: signbit == ~bvand32(2147483648bv32, v_prenex_8[63:32]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0])) [2019-01-12 09:08:36,658 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((~Pluszero~LONGDOUBLE() == x && res == ~Pluszero~LONGDOUBLE()) && (\exists v_prenex_7 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_7[63:32]), 20bv32) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]))) && \result == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && (\exists v_prenex_7 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]) && msw == v_prenex_7[63:32])) && (\exists v_prenex_8 : bv64 :: signbit == ~bvand32(2147483648bv32, v_prenex_8[63:32]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0]))) && aux-res == 0.0 && __signbit_double(res) == 0-aux [2019-01-12 09:08:36,659 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((~Pluszero~LONGDOUBLE() == x && res == ~Pluszero~LONGDOUBLE()) && (\exists v_prenex_7 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_7[63:32]), 20bv32) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]))) && ~Pluszero~LONGDOUBLE() == x) && \result == ~Pluszero~LONGDOUBLE()) && (\exists v_prenex_7 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]) && msw == v_prenex_7[63:32])) && 0bv32 == \result) && (\exists v_prenex_8 : bv64 :: signbit == ~bvand32(2147483648bv32, v_prenex_8[63:32]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0]))) && aux-res == 0.0 && __signbit_double(res) == 0-aux) && (\exists v_q#valueAsBitvector_3 : bv64 :: v_q#valueAsBitvector_3[63:32] == msw && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_q#valueAsBitvector_3[63:63], v_q#valueAsBitvector_3[62:52], v_q#valueAsBitvector_3[51:0])) [2019-01-12 09:08:36,697 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 09:08:36,697 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 09:08:36,701 INFO L168 Benchmark]: Toolchain (without parser) took 5915.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 952.7 MB in the beginning and 898.0 MB in the end (delta: 54.7 MB). Peak memory consumption was 177.4 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:36,702 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:08:36,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 408.22 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:36,703 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.89 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 936.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:36,707 INFO L168 Benchmark]: Boogie Preprocessor took 119.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:36,708 INFO L168 Benchmark]: RCFGBuilder took 796.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:36,708 INFO L168 Benchmark]: TraceAbstraction took 4414.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 904.8 MB in the end (delta: 178.7 MB). Peak memory consumption was 178.7 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:36,714 INFO L168 Benchmark]: Witness Printer took 95.66 ms. Allocated memory is still 1.2 GB. Free memory was 904.8 MB in the beginning and 898.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-12 09:08:36,721 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 408.22 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.89 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 936.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 119.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -172.6 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 796.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.7 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4414.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 904.8 MB in the end (delta: 178.7 MB). Peak memory consumption was 178.7 MB. Max. memory is 11.5 GB. * Witness Printer took 95.66 ms. Allocated memory is still 1.2 GB. Free memory was 904.8 MB in the beginning and 898.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 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_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 86]: 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: 65]: Loop Invariant [2019-01-12 09:08:36,739 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,739 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,739 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,739 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,740 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,740 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,740 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,740 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,740 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,741 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,743 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,743 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,744 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,744 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,745 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,745 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,745 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,745 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,745 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,746 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,746 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,746 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,746 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,746 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] Derived loop invariant: ((((((~Pluszero~LONGDOUBLE() == x && res == ~Pluszero~LONGDOUBLE()) && (\exists v_prenex_7 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_7[63:32]), 20bv32) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]))) && \result == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == x) && (\exists v_prenex_7 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]) && msw == v_prenex_7[63:32])) && (\exists v_prenex_8 : bv64 :: signbit == ~bvand32(2147483648bv32, v_prenex_8[63:32]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0]))) && aux-res == 0.0 && __signbit_double(res) == 0-aux - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant [2019-01-12 09:08:36,747 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,748 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,749 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,749 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,749 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,749 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,749 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,750 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,750 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,750 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,751 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,752 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,752 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,752 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,752 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,752 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] Derived loop invariant: (((~Pluszero~LONGDOUBLE() == x && (\exists v_prenex_7 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_7[63:32]), 20bv32) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]))) && \result == ~Pluszero~LONGDOUBLE()) && (\exists v_prenex_7 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]) && msw == v_prenex_7[63:32])) && (\exists v_prenex_8 : bv64 :: signbit == ~bvand32(2147483648bv32, v_prenex_8[63:32]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0])) - InvariantResult [Line: 62]: Loop Invariant [2019-01-12 09:08:36,753 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,753 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,754 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,754 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,754 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,754 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,755 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,755 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,755 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,755 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,755 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,757 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,757 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,758 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] [2019-01-12 09:08:36,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_3,QUANTIFIED] Derived loop invariant: ((((((((~Pluszero~LONGDOUBLE() == x && res == ~Pluszero~LONGDOUBLE()) && (\exists v_prenex_7 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_7[63:32]), 20bv32) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]))) && ~Pluszero~LONGDOUBLE() == x) && \result == ~Pluszero~LONGDOUBLE()) && (\exists v_prenex_7 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]) && msw == v_prenex_7[63:32])) && 0bv32 == \result) && (\exists v_prenex_8 : bv64 :: signbit == ~bvand32(2147483648bv32, v_prenex_8[63:32]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0]))) && aux-res == 0.0 && __signbit_double(res) == 0-aux) && (\exists v_q#valueAsBitvector_3 : bv64 :: v_q#valueAsBitvector_3[63:32] == msw && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_q#valueAsBitvector_3[63:63], v_q#valueAsBitvector_3[62:52], v_q#valueAsBitvector_3[51:0])) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 32]: Loop Invariant [2019-01-12 09:08:36,761 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,764 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,764 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,764 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,765 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,766 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_7,QUANTIFIED] [2019-01-12 09:08:36,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2019-01-12 09:08:36,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] Derived loop invariant: ((~Pluszero~LONGDOUBLE() == x && (\exists v_prenex_7 : bv64 :: ~bvadd64(exponent_less_1023, 1023bv32) == ~bvashr32(~bvand32(2146435072bv32, v_prenex_7[63:32]), 20bv32) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]))) && (\exists v_prenex_7 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_7[63:63], v_prenex_7[62:52], v_prenex_7[51:0]) && msw == v_prenex_7[63:32])) && (\exists v_prenex_8 : bv64 :: signbit == ~bvand32(2147483648bv32, v_prenex_8[63:32]) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0])) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 28 locations, 1 error locations. SAFE Result, 4.2s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 1.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 67 SDtfs, 115 SDslu, 68 SDs, 0 SdLazy, 69 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 34 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28occurred 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, 8 LocationsWithAnnotation, 8 PreInvPairs, 14 NumberOfFragments, 275 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 261 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 51 ConstructedInterpolants, 16 QuantifiedInterpolants, 4249 SizeOfPredicates, 23 NumberOfNonLiveVariables, 164 ConjunctsInSsa, 34 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...