./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-newlib/float_req_bl_0460_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/float_req_bl_0460_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 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc .......................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/float_req_bl_0460_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 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 04:00:24,513 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 04:00:24,514 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 04:00:24,530 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 04:00:24,532 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 04:00:24,535 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 04:00:24,536 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 04:00:24,538 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 04:00:24,540 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 04:00:24,541 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 04:00:24,541 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 04:00:24,542 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 04:00:24,543 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 04:00:24,544 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 04:00:24,545 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 04:00:24,546 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 04:00:24,547 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 04:00:24,548 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 04:00:24,550 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 04:00:24,552 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 04:00:24,553 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 04:00:24,554 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 04:00:24,557 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 04:00:24,557 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 04:00:24,557 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 04:00:24,558 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 04:00:24,559 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 04:00:24,560 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 04:00:24,561 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 04:00:24,562 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 04:00:24,562 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 04:00:24,563 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 04:00:24,563 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 04:00:24,564 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 04:00:24,565 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 04:00:24,565 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 04:00:24,566 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 04:00:24,582 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 04:00:24,583 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 04:00:24,584 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 04:00:24,584 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 04:00:24,584 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 04:00:24,584 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 04:00:24,588 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 04:00:24,589 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 04:00:24,589 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 04:00:24,589 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 04:00:24,589 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 04:00:24,589 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 04:00:24,590 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 04:00:24,590 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 04:00:24,590 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 04:00:24,590 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 04:00:24,591 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 04:00:24,591 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 04:00:24,591 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 04:00:24,591 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 04:00:24,591 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 04:00:24,592 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:00:24,592 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 04:00:24,592 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 04:00:24,592 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 04:00:24,592 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 04:00:24,592 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 04:00:24,593 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 04:00:24,595 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 -> 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc [2018-12-31 04:00:24,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 04:00:24,650 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 04:00:24,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 04:00:24,655 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 04:00:24,656 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 04:00:24,657 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_0460_true-unreach-call.c [2018-12-31 04:00:24,720 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa53821a6/6022cfa707db474cbd2dc556f097edbf/FLAGe23b1e985 [2018-12-31 04:00:25,273 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 04:00:25,275 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_0460_true-unreach-call.c [2018-12-31 04:00:25,285 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa53821a6/6022cfa707db474cbd2dc556f097edbf/FLAGe23b1e985 [2018-12-31 04:00:25,566 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa53821a6/6022cfa707db474cbd2dc556f097edbf [2018-12-31 04:00:25,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 04:00:25,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 04:00:25,579 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 04:00:25,579 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 04:00:25,584 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 04:00:25,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:00:25" (1/1) ... [2018-12-31 04:00:25,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c06053b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:25, skipping insertion in model container [2018-12-31 04:00:25,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:00:25" (1/1) ... [2018-12-31 04:00:25,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 04:00:25,639 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 04:00:25,881 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:00:25,887 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 04:00:25,942 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:00:25,970 INFO L195 MainTranslator]: Completed translation [2018-12-31 04:00:25,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:25 WrapperNode [2018-12-31 04:00:25,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 04:00:25,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 04:00:25,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 04:00:25,972 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 04:00:26,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:25" (1/1) ... [2018-12-31 04:00:26,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:25" (1/1) ... [2018-12-31 04:00:26,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 04:00:26,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 04:00:26,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 04:00:26,121 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 04:00:26,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:25" (1/1) ... [2018-12-31 04:00:26,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:25" (1/1) ... [2018-12-31 04:00:26,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:25" (1/1) ... [2018-12-31 04:00:26,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:25" (1/1) ... [2018-12-31 04:00:26,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:25" (1/1) ... [2018-12-31 04:00:26,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:25" (1/1) ... [2018-12-31 04:00:26,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:25" (1/1) ... [2018-12-31 04:00:26,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 04:00:26,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 04:00:26,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 04:00:26,185 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 04:00:26,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:00:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 04:00:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-31 04:00:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-31 04:00:26,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-31 04:00:26,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 04:00:26,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 04:00:26,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-31 04:00:26,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 04:00:27,269 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 04:00:27,269 INFO L280 CfgBuilder]: Removed 30 assue(true) statements. [2018-12-31 04:00:27,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:00:27 BoogieIcfgContainer [2018-12-31 04:00:27,270 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 04:00:27,271 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 04:00:27,271 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 04:00:27,274 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 04:00:27,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 04:00:25" (1/3) ... [2018-12-31 04:00:27,275 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a7f67b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:00:27, skipping insertion in model container [2018-12-31 04:00:27,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:25" (2/3) ... [2018-12-31 04:00:27,276 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a7f67b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:00:27, skipping insertion in model container [2018-12-31 04:00:27,276 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:00:27" (3/3) ... [2018-12-31 04:00:27,278 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0460_true-unreach-call.c [2018-12-31 04:00:27,289 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 04:00:27,298 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 04:00:27,317 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 04:00:27,351 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 04:00:27,351 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 04:00:27,352 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 04:00:27,352 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 04:00:27,352 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 04:00:27,352 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 04:00:27,352 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 04:00:27,352 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 04:00:27,353 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 04:00:27,369 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states. [2018-12-31 04:00:27,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-31 04:00:27,377 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:00:27,378 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:00:27,381 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:00:27,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:00:27,386 INFO L82 PathProgramCache]: Analyzing trace with hash 831444330, now seen corresponding path program 1 times [2018-12-31 04:00:27,388 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:00:27,389 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:00:27,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:00:27,444 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:00:27,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:00:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:00:27,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:00:27,527 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:00:27,527 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 04:00:27,531 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 04:00:27,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 04:00:27,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:00:27,547 INFO L87 Difference]: Start difference. First operand 74 states. Second operand 2 states. [2018-12-31 04:00:27,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:00:27,573 INFO L93 Difference]: Finished difference Result 145 states and 238 transitions. [2018-12-31 04:00:27,574 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 04:00:27,575 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-12-31 04:00:27,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:00:27,591 INFO L225 Difference]: With dead ends: 145 [2018-12-31 04:00:27,591 INFO L226 Difference]: Without dead ends: 70 [2018-12-31 04:00:27,594 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:00:27,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-12-31 04:00:27,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2018-12-31 04:00:27,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-12-31 04:00:27,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 97 transitions. [2018-12-31 04:00:27,638 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 97 transitions. Word has length 11 [2018-12-31 04:00:27,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:00:27,638 INFO L480 AbstractCegarLoop]: Abstraction has 70 states and 97 transitions. [2018-12-31 04:00:27,638 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 04:00:27,638 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2018-12-31 04:00:27,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-31 04:00:27,639 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:00:27,639 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:00:27,640 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:00:27,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:00:27,640 INFO L82 PathProgramCache]: Analyzing trace with hash 947135698, now seen corresponding path program 1 times [2018-12-31 04:00:27,641 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:00:27,641 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:00:27,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:00:27,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:00:27,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:00:27,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 04:00:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 04:00:27,748 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-31 04:00:27,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 04:00:27 BoogieIcfgContainer [2018-12-31 04:00:27,791 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 04:00:27,791 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 04:00:27,791 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 04:00:27,792 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 04:00:27,792 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:00:27" (3/4) ... [2018-12-31 04:00:27,796 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-31 04:00:27,796 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 04:00:27,797 INFO L168 Benchmark]: Toolchain (without parser) took 2226.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 954.1 MB in the beginning and 1.0 GB in the end (delta: -85.2 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-12-31 04:00:27,800 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:00:27,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.32 ms. Allocated memory is still 1.0 GB. Free memory was 954.1 MB in the beginning and 936.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-12-31 04:00:27,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-12-31 04:00:27,802 INFO L168 Benchmark]: Boogie Preprocessor took 63.42 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. [2018-12-31 04:00:27,803 INFO L168 Benchmark]: RCFGBuilder took 1085.27 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: 41.6 MB). Peak memory consumption was 41.6 MB. Max. memory is 11.5 GB. [2018-12-31 04:00:27,804 INFO L168 Benchmark]: TraceAbstraction took 520.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2018-12-31 04:00:27,804 INFO L168 Benchmark]: Witness Printer took 5.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-31 04:00:27,810 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 392.32 ms. Allocated memory is still 1.0 GB. Free memory was 954.1 MB in the beginning and 936.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 148.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.42 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1085.27 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: 41.6 MB). Peak memory consumption was 41.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 520.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * Witness Printer took 5.38 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 177]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 13, overapproximation of someUnaryDOUBLEoperation at line 87, overapproximation of bitwiseAnd at line 101. Possible FailurePath: [L15] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L84-L91] static const float one_acos = 1.0000000000e+00, pi = 3.1415925026e+00, pio2_hi_acos = 1.5707962513e+00, pio2_lo_acos = 7.5497894159e-08, pS0_acos = 1.6666667163e-01, pS1_acos = -3.2556581497e-01, pS2_acos = 2.0121252537e-01, pS3_acos = -4.0055535734e-02, pS4_acos = 7.9153501429e-04, pS5_acos = 3.4793309169e-05, qS1_acos = -2.4033949375e+00, qS2_acos = 2.0209457874e+00, qS3_acos = -6.8828397989e-01, qS4_acos = 7.7038154006e-02; VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L169] float x = __VERIFIER_nondet_float(); [L171] COND TRUE x < -1.0f || x > 1.0f [L94] float z, p, q, r, w, s, c, df; [L95] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/5000000000, pi=15707962513/10000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L97] ieee_float_shape_type gf_u; [L98] gf_u.value = (x) [L99] EXPR gf_u.word [L99] (hx) = gf_u.word [L101] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L102] COND TRUE ix == 0x3f800000 VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L103] COND TRUE hx > 0 [L104] return 0.0; VAL [one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L173] float res = __ieee754_acosf(x); [L13] return x != x; VAL [one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L176] COND TRUE !isnan_float(res) [L177] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 74 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 102 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=74occurred 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 0.1.24-2e94e6a [2018-12-31 04:00:30,299 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 04:00:30,301 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 04:00:30,320 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 04:00:30,321 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 04:00:30,323 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 04:00:30,325 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 04:00:30,328 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 04:00:30,336 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 04:00:30,342 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 04:00:30,343 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 04:00:30,343 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 04:00:30,347 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 04:00:30,348 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 04:00:30,349 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 04:00:30,352 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 04:00:30,355 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 04:00:30,358 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 04:00:30,364 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 04:00:30,367 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 04:00:30,370 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 04:00:30,374 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 04:00:30,379 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 04:00:30,381 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 04:00:30,381 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 04:00:30,382 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 04:00:30,385 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 04:00:30,386 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 04:00:30,387 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 04:00:30,391 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 04:00:30,392 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 04:00:30,393 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 04:00:30,394 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 04:00:30,394 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 04:00:30,397 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 04:00:30,399 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 04:00:30,401 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-31 04:00:30,426 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 04:00:30,427 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 04:00:30,428 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 04:00:30,429 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 04:00:30,429 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 04:00:30,430 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 04:00:30,430 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 04:00:30,431 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 04:00:30,431 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 04:00:30,431 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 04:00:30,431 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 04:00:30,431 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 04:00:30,432 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-31 04:00:30,432 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-31 04:00:30,432 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 04:00:30,433 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 04:00:30,433 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 04:00:30,433 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 04:00:30,434 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 04:00:30,434 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 04:00:30,434 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 04:00:30,434 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 04:00:30,434 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:00:30,434 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 04:00:30,437 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 04:00:30,437 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 04:00:30,437 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-31 04:00:30,438 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 04:00:30,438 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-31 04:00:30,438 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-31 04:00:30,438 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 -> 2f567a7a12cd8f512f9f6ce0cb1d1ec1e0dd22bc [2018-12-31 04:00:30,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 04:00:30,520 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 04:00:30,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 04:00:30,531 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 04:00:30,531 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 04:00:30,532 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_0460_true-unreach-call.c [2018-12-31 04:00:30,599 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/127e7fe39/bfc1fb758bef4d6f8b262d2242759e46/FLAG7b515cfcc [2018-12-31 04:00:31,087 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 04:00:31,088 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_0460_true-unreach-call.c [2018-12-31 04:00:31,097 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/127e7fe39/bfc1fb758bef4d6f8b262d2242759e46/FLAG7b515cfcc [2018-12-31 04:00:31,438 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/127e7fe39/bfc1fb758bef4d6f8b262d2242759e46 [2018-12-31 04:00:31,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 04:00:31,444 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 04:00:31,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 04:00:31,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 04:00:31,449 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 04:00:31,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:00:31" (1/1) ... [2018-12-31 04:00:31,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52a975e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:31, skipping insertion in model container [2018-12-31 04:00:31,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:00:31" (1/1) ... [2018-12-31 04:00:31,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 04:00:31,502 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 04:00:31,742 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:00:31,759 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 04:00:31,836 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:00:31,872 INFO L195 MainTranslator]: Completed translation [2018-12-31 04:00:31,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:31 WrapperNode [2018-12-31 04:00:31,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 04:00:31,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 04:00:31,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 04:00:31,874 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 04:00:31,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:31" (1/1) ... [2018-12-31 04:00:31,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:31" (1/1) ... [2018-12-31 04:00:32,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 04:00:32,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 04:00:32,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 04:00:32,018 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 04:00:32,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:31" (1/1) ... [2018-12-31 04:00:32,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:31" (1/1) ... [2018-12-31 04:00:32,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:31" (1/1) ... [2018-12-31 04:00:32,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:31" (1/1) ... [2018-12-31 04:00:32,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:31" (1/1) ... [2018-12-31 04:00:32,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:31" (1/1) ... [2018-12-31 04:00:32,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:31" (1/1) ... [2018-12-31 04:00:32,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 04:00:32,088 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 04:00:32,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 04:00:32,088 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 04:00:32,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:31" (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 [2018-12-31 04:00:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 04:00:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-31 04:00:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-31 04:00:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 04:00:32,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 04:00:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-31 04:00:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-31 04:00:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 04:00:32,540 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:00:32,577 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:00:39,766 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:00:42,950 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:00:44,277 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 04:00:44,277 INFO L280 CfgBuilder]: Removed 30 assue(true) statements. [2018-12-31 04:00:44,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:00:44 BoogieIcfgContainer [2018-12-31 04:00:44,278 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 04:00:44,279 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 04:00:44,279 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 04:00:44,283 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 04:00:44,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 04:00:31" (1/3) ... [2018-12-31 04:00:44,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5db813e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:00:44, skipping insertion in model container [2018-12-31 04:00:44,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:00:31" (2/3) ... [2018-12-31 04:00:44,285 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5db813e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:00:44, skipping insertion in model container [2018-12-31 04:00:44,285 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:00:44" (3/3) ... [2018-12-31 04:00:44,287 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0460_true-unreach-call.c [2018-12-31 04:00:44,297 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 04:00:44,306 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 04:00:44,324 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 04:00:44,358 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 04:00:44,358 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 04:00:44,359 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 04:00:44,359 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 04:00:44,359 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 04:00:44,359 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 04:00:44,359 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 04:00:44,359 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 04:00:44,359 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 04:00:44,376 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states. [2018-12-31 04:00:44,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-31 04:00:44,382 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:00:44,383 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:00:44,386 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:00:44,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:00:44,392 INFO L82 PathProgramCache]: Analyzing trace with hash 831444330, now seen corresponding path program 1 times [2018-12-31 04:00:44,397 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:00:44,398 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-12-31 04:00:44,412 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:00:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:00:44,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:00:44,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:00:44,487 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:00:44,500 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:00:44,500 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 04:00:44,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 04:00:44,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 04:00:44,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:00:44,519 INFO L87 Difference]: Start difference. First operand 74 states. Second operand 2 states. [2018-12-31 04:00:44,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:00:44,546 INFO L93 Difference]: Finished difference Result 145 states and 238 transitions. [2018-12-31 04:00:44,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 04:00:44,548 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-12-31 04:00:44,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:00:44,562 INFO L225 Difference]: With dead ends: 145 [2018-12-31 04:00:44,562 INFO L226 Difference]: Without dead ends: 70 [2018-12-31 04:00:44,567 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:00:44,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-12-31 04:00:44,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2018-12-31 04:00:44,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-12-31 04:00:44,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 97 transitions. [2018-12-31 04:00:44,615 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 97 transitions. Word has length 11 [2018-12-31 04:00:44,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:00:44,616 INFO L480 AbstractCegarLoop]: Abstraction has 70 states and 97 transitions. [2018-12-31 04:00:44,616 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 04:00:44,616 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2018-12-31 04:00:44,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-31 04:00:44,617 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:00:44,617 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:00:44,617 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:00:44,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:00:44,618 INFO L82 PathProgramCache]: Analyzing trace with hash 947135698, now seen corresponding path program 1 times [2018-12-31 04:00:44,619 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:00:44,619 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-12-31 04:00:44,630 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:00:44,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:00:44,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:00:45,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:00:45,190 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:00:45,200 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:00:45,201 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 04:00:45,202 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 04:00:45,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 04:00:45,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 04:00:45,203 INFO L87 Difference]: Start difference. First operand 70 states and 97 transitions. Second operand 5 states. [2018-12-31 04:00:46,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:00:46,118 INFO L93 Difference]: Finished difference Result 75 states and 101 transitions. [2018-12-31 04:00:46,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 04:00:46,179 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2018-12-31 04:00:46,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:00:46,180 INFO L225 Difference]: With dead ends: 75 [2018-12-31 04:00:46,180 INFO L226 Difference]: Without dead ends: 13 [2018-12-31 04:00:46,182 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 04:00:46,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2018-12-31 04:00:46,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-12-31 04:00:46,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2018-12-31 04:00:46,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 12 transitions. [2018-12-31 04:00:46,187 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 12 transitions. Word has length 12 [2018-12-31 04:00:46,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:00:46,187 INFO L480 AbstractCegarLoop]: Abstraction has 13 states and 12 transitions. [2018-12-31 04:00:46,187 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 04:00:46,188 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2018-12-31 04:00:46,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-31 04:00:46,188 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:00:46,188 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:00:46,189 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:00:46,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:00:46,189 INFO L82 PathProgramCache]: Analyzing trace with hash 1154004402, now seen corresponding path program 1 times [2018-12-31 04:00:46,190 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:00:46,190 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-12-31 04:00:46,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:00:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:00:46,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:00:47,718 WARN L181 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2018-12-31 04:00:49,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:00:49,213 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:00:49,230 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:00:49,230 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 04:00:49,231 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 04:00:49,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 04:00:49,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 04:00:49,235 INFO L87 Difference]: Start difference. First operand 13 states and 12 transitions. Second operand 5 states. [2018-12-31 04:00:52,633 WARN L181 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 13 [2018-12-31 04:00:55,278 WARN L181 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 16 [2018-12-31 04:00:55,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:00:55,280 INFO L93 Difference]: Finished difference Result 13 states and 12 transitions. [2018-12-31 04:00:55,280 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 04:00:55,280 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2018-12-31 04:00:55,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:00:55,280 INFO L225 Difference]: With dead ends: 13 [2018-12-31 04:00:55,281 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 04:00:55,281 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 04:00:55,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 04:00:55,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 04:00:55,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 04:00:55,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 04:00:55,283 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 12 [2018-12-31 04:00:55,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:00:55,283 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 04:00:55,283 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 04:00:55,283 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 04:00:55,283 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 04:00:55,290 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 04:00:58,274 WARN L181 SmtUtils]: Spent 2.79 s on a formula simplification that was a NOOP. DAG size: 34 [2018-12-31 04:01:01,927 WARN L181 SmtUtils]: Spent 3.64 s on a formula simplification that was a NOOP. DAG size: 39 [2018-12-31 04:01:01,933 INFO L448 ceAbstractionStarter]: For program point L68-3(lines 68 71) no Hoare annotation was computed. [2018-12-31 04:01:01,933 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 109) no Hoare annotation was computed. [2018-12-31 04:01:01,933 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 04:01:01,934 INFO L444 ceAbstractionStarter]: At program point L53-2(lines 53 62) the Hoare annotation is: false [2018-12-31 04:01:01,934 INFO L448 ceAbstractionStarter]: For program point L53-3(lines 17 82) no Hoare annotation was computed. [2018-12-31 04:01:01,934 INFO L444 ceAbstractionStarter]: At program point L53-6(lines 53 62) the Hoare annotation is: false [2018-12-31 04:01:01,934 INFO L448 ceAbstractionStarter]: For program point L53-7(lines 17 82) no Hoare annotation was computed. [2018-12-31 04:01:01,934 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 106) no Hoare annotation was computed. [2018-12-31 04:01:01,934 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 42) no Hoare annotation was computed. [2018-12-31 04:01:01,935 INFO L448 ceAbstractionStarter]: For program point L38-2(lines 38 42) no Hoare annotation was computed. [2018-12-31 04:01:01,935 INFO L448 ceAbstractionStarter]: For program point L38-3(lines 38 42) no Hoare annotation was computed. [2018-12-31 04:01:01,935 INFO L448 ceAbstractionStarter]: For program point L38-5(lines 38 42) no Hoare annotation was computed. [2018-12-31 04:01:01,936 INFO L448 ceAbstractionStarter]: For program point L55(lines 55 59) no Hoare annotation was computed. [2018-12-31 04:01:01,936 INFO L448 ceAbstractionStarter]: For program point L22-1(lines 22 26) no Hoare annotation was computed. [2018-12-31 04:01:01,936 INFO L448 ceAbstractionStarter]: For program point L55-2(lines 55 59) no Hoare annotation was computed. [2018-12-31 04:01:01,936 INFO L444 ceAbstractionStarter]: At program point L22-2(lines 22 26) the Hoare annotation is: false [2018-12-31 04:01:01,936 INFO L448 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2018-12-31 04:01:01,936 INFO L448 ceAbstractionStarter]: For program point L22-3(lines 22 26) no Hoare annotation was computed. [2018-12-31 04:01:01,937 INFO L448 ceAbstractionStarter]: For program point L55-5(lines 55 59) no Hoare annotation was computed. [2018-12-31 04:01:01,937 INFO L448 ceAbstractionStarter]: For program point L22-5(lines 22 26) no Hoare annotation was computed. [2018-12-31 04:01:01,937 INFO L444 ceAbstractionStarter]: At program point L22-6(lines 22 26) the Hoare annotation is: false [2018-12-31 04:01:01,937 INFO L448 ceAbstractionStarter]: For program point L22-7(lines 22 26) no Hoare annotation was computed. [2018-12-31 04:01:01,937 INFO L448 ceAbstractionStarter]: For program point L171(lines 171 180) no Hoare annotation was computed. [2018-12-31 04:01:01,937 INFO L448 ceAbstractionStarter]: For program point L171-2(lines 171 180) no Hoare annotation was computed. [2018-12-31 04:01:01,937 INFO L448 ceAbstractionStarter]: For program point L39-2(lines 39 40) no Hoare annotation was computed. [2018-12-31 04:01:01,937 INFO L444 ceAbstractionStarter]: At program point L39-3(lines 39 40) the Hoare annotation is: false [2018-12-31 04:01:01,939 INFO L448 ceAbstractionStarter]: For program point L39-4(lines 39 40) no Hoare annotation was computed. [2018-12-31 04:01:01,939 INFO L448 ceAbstractionStarter]: For program point L39-7(lines 39 40) no Hoare annotation was computed. [2018-12-31 04:01:01,939 INFO L444 ceAbstractionStarter]: At program point L39-8(lines 39 40) the Hoare annotation is: false [2018-12-31 04:01:01,939 INFO L448 ceAbstractionStarter]: For program point L39-9(lines 39 40) no Hoare annotation was computed. [2018-12-31 04:01:01,939 INFO L448 ceAbstractionStarter]: For program point L122(lines 122 159) no Hoare annotation was computed. [2018-12-31 04:01:01,939 INFO L448 ceAbstractionStarter]: For program point L139-1(lines 139 143) no Hoare annotation was computed. [2018-12-31 04:01:01,940 INFO L444 ceAbstractionStarter]: At program point L139-2(lines 139 143) the Hoare annotation is: false [2018-12-31 04:01:01,940 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 109) no Hoare annotation was computed. [2018-12-31 04:01:01,940 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 04:01:01,940 INFO L444 ceAbstractionStarter]: At program point L158(lines 93 160) the Hoare annotation is: (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 1.0))) (let ((.cse2 (fp.neg .cse1))) (and (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_acosf_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_acosf_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_acosf_~hx~1)))) (or (fp.gt .cse0 .cse1) (fp.lt .cse0 .cse2))) (exists ((ULTIMATE.start___ieee754_acosf_~x (_ FloatingPoint 8 24))) (= (let ((.cse3 (fp.sub roundNearestTiesToEven ULTIMATE.start___ieee754_acosf_~x ULTIMATE.start___ieee754_acosf_~x))) (fp.div roundNearestTiesToEven .cse3 .cse3)) |ULTIMATE.start___ieee754_acosf_#res|)) (or (fp.gt ULTIMATE.start___ieee754_acosf_~x .cse1) (fp.lt ULTIMATE.start___ieee754_acosf_~x .cse2)) (exists ((v_prenex_10 (_ BitVec 32))) (and (= ULTIMATE.start___ieee754_acosf_~ix~1 (bvand (_ bv2147483647 32) v_prenex_10)) (fp.gt (fp ((_ extract 31 31) v_prenex_10) ((_ extract 30 23) v_prenex_10) ((_ extract 22 0) v_prenex_10)) ((_ to_fp 8 24) roundNearestTiesToEven 1.0))))))) [2018-12-31 04:01:01,940 INFO L448 ceAbstractionStarter]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2018-12-31 04:01:01,941 INFO L444 ceAbstractionStarter]: At program point L76-2(lines 76 80) the Hoare annotation is: false [2018-12-31 04:01:01,941 INFO L448 ceAbstractionStarter]: For program point L76-3(lines 76 80) no Hoare annotation was computed. [2018-12-31 04:01:01,941 INFO L448 ceAbstractionStarter]: For program point L76-5(lines 76 80) no Hoare annotation was computed. [2018-12-31 04:01:01,941 INFO L444 ceAbstractionStarter]: At program point L76-6(lines 76 80) the Hoare annotation is: false [2018-12-31 04:01:01,941 INFO L448 ceAbstractionStarter]: For program point L76-7(lines 76 80) no Hoare annotation was computed. [2018-12-31 04:01:01,941 INFO L448 ceAbstractionStarter]: For program point L176(lines 176 179) no Hoare annotation was computed. [2018-12-31 04:01:01,941 INFO L448 ceAbstractionStarter]: For program point L110(lines 110 159) no Hoare annotation was computed. [2018-12-31 04:01:01,941 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 04:01:01,942 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-12-31 04:01:01,942 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 148) no Hoare annotation was computed. [2018-12-31 04:01:01,942 INFO L448 ceAbstractionStarter]: For program point L111(lines 111 112) no Hoare annotation was computed. [2018-12-31 04:01:01,942 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 134 159) no Hoare annotation was computed. [2018-12-31 04:01:01,942 INFO L448 ceAbstractionStarter]: For program point L144-2(lines 144 148) no Hoare annotation was computed. [2018-12-31 04:01:01,942 INFO L448 ceAbstractionStarter]: For program point L45(lines 45 46) no Hoare annotation was computed. [2018-12-31 04:01:01,942 INFO L448 ceAbstractionStarter]: For program point L45-2(lines 45 46) no Hoare annotation was computed. [2018-12-31 04:01:01,942 INFO L448 ceAbstractionStarter]: For program point L45-3(lines 45 46) no Hoare annotation was computed. [2018-12-31 04:01:01,944 INFO L448 ceAbstractionStarter]: For program point L45-5(lines 45 46) no Hoare annotation was computed. [2018-12-31 04:01:01,944 INFO L448 ceAbstractionStarter]: For program point L29(lines 29 30) no Hoare annotation was computed. [2018-12-31 04:01:01,944 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 29 30) no Hoare annotation was computed. [2018-12-31 04:01:01,945 INFO L444 ceAbstractionStarter]: At program point L13(line 13) the Hoare annotation is: (let ((.cse1 ((_ to_fp 8 24) roundNearestTiesToEven 1.0))) (let ((.cse2 (fp.neg .cse1))) (and (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_acosf_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_acosf_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_acosf_~hx~1)))) (or (fp.gt .cse0 .cse1) (fp.lt .cse0 .cse2))) (= (bvadd |ULTIMATE.start_isnan_float_#res| (_ bv4294967295 32)) (_ bv0 32)) (exists ((ULTIMATE.start___ieee754_acosf_~x (_ FloatingPoint 8 24))) (= (let ((.cse3 (fp.sub roundNearestTiesToEven ULTIMATE.start___ieee754_acosf_~x ULTIMATE.start___ieee754_acosf_~x))) (fp.div roundNearestTiesToEven .cse3 .cse3)) |ULTIMATE.start___ieee754_acosf_#res|)) (or (fp.gt ULTIMATE.start___ieee754_acosf_~x .cse1) (fp.lt ULTIMATE.start___ieee754_acosf_~x .cse2)) (exists ((v_prenex_10 (_ BitVec 32))) (and (= ULTIMATE.start___ieee754_acosf_~ix~1 (bvand (_ bv2147483647 32) v_prenex_10)) (fp.gt (fp ((_ extract 31 31) v_prenex_10) ((_ extract 30 23) v_prenex_10) ((_ extract 22 0) v_prenex_10)) ((_ to_fp 8 24) roundNearestTiesToEven 1.0))))))) [2018-12-31 04:01:01,945 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 96 100) no Hoare annotation was computed. [2018-12-31 04:01:01,945 INFO L444 ceAbstractionStarter]: At program point L96-2(lines 96 100) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) roundNearestTiesToEven 1.0))) (or (fp.gt ULTIMATE.start___ieee754_acosf_~x .cse0) (fp.lt ULTIMATE.start___ieee754_acosf_~x (fp.neg .cse0)))) [2018-12-31 04:01:01,945 INFO L448 ceAbstractionStarter]: For program point L96-3(lines 96 100) no Hoare annotation was computed. [2018-12-31 04:01:01,945 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 73) no Hoare annotation was computed. [2018-12-31 04:01:01,946 INFO L448 ceAbstractionStarter]: For program point L64-1(lines 64 73) no Hoare annotation was computed. [2018-12-31 04:01:01,948 INFO L444 ceAbstractionStarter]: At program point L81(lines 17 82) the Hoare annotation is: false [2018-12-31 04:01:01,948 INFO L444 ceAbstractionStarter]: At program point L81-1(lines 17 82) the Hoare annotation is: false [2018-12-31 04:01:01,948 INFO L448 ceAbstractionStarter]: For program point L32(lines 32 33) no Hoare annotation was computed. [2018-12-31 04:01:01,948 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 04:01:01,949 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 32 33) no Hoare annotation was computed. [2018-12-31 04:01:01,949 INFO L448 ceAbstractionStarter]: For program point L66(lines 66 72) no Hoare annotation was computed. [2018-12-31 04:01:01,949 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 177) no Hoare annotation was computed. [2018-12-31 04:01:01,949 INFO L448 ceAbstractionStarter]: For program point L66-2(lines 66 72) no Hoare annotation was computed. [2018-12-31 04:01:01,949 INFO L451 ceAbstractionStarter]: At program point L182(lines 162 183) the Hoare annotation is: true [2018-12-31 04:01:01,949 INFO L448 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-12-31 04:01:01,949 INFO L448 ceAbstractionStarter]: For program point L34-1(lines 34 35) no Hoare annotation was computed. [2018-12-31 04:01:01,950 INFO L448 ceAbstractionStarter]: For program point L68(lines 68 71) no Hoare annotation was computed. [2018-12-31 04:01:01,962 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,963 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,963 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,963 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,963 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,964 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,964 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,964 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,964 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,964 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,965 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,965 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,965 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,965 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,966 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,966 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,970 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,970 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,970 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,971 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,971 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,971 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,971 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,972 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,972 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,972 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,972 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,973 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,973 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,973 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,973 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,974 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,975 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,975 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,975 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,975 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,976 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,977 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,977 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,977 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,977 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,978 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,978 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,978 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,978 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,979 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,979 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,979 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,979 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,979 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,980 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,980 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,981 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,981 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,981 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,982 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,982 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,982 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,982 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,983 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,983 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:01,983 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,983 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,984 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,984 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,984 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,984 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:01,985 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:01,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 04:01:01 BoogieIcfgContainer [2018-12-31 04:01:01,987 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 04:01:01,988 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 04:01:01,988 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 04:01:01,988 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 04:01:01,989 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:00:44" (3/4) ... [2018-12-31 04:01:01,993 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 04:01:02,014 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-31 04:01:02,015 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-31 04:01:02,050 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) || ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)))) && (\exists ULTIMATE.start___ieee754_acosf_~x : C_FLOAT :: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_acosf_~x, ULTIMATE.start___ieee754_acosf_~x), ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_acosf_~x, ULTIMATE.start___ieee754_acosf_~x)) == \result)) && (~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) || ~fp.lt~FLOAT(x, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))))) && (\exists v_prenex_10 : bv32 :: ix == ~bvand32(2147483647bv32, v_prenex_10) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_prenex_10[31:31], v_prenex_10[30:23], v_prenex_10[22:0]), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) [2018-12-31 04:01:02,051 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) || ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)))) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && (\exists ULTIMATE.start___ieee754_acosf_~x : C_FLOAT :: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_acosf_~x, ULTIMATE.start___ieee754_acosf_~x), ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_acosf_~x, ULTIMATE.start___ieee754_acosf_~x)) == \result)) && (~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) || ~fp.lt~FLOAT(x, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))))) && (\exists v_prenex_10 : bv32 :: ix == ~bvand32(2147483647bv32, v_prenex_10) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_prenex_10[31:31], v_prenex_10[30:23], v_prenex_10[22:0]), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) [2018-12-31 04:01:02,145 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 04:01:02,145 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 04:01:02,146 INFO L168 Benchmark]: Toolchain (without parser) took 30703.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 950.0 MB in the beginning and 975.0 MB in the end (delta: -25.0 MB). Peak memory consumption was 107.2 MB. Max. memory is 11.5 GB. [2018-12-31 04:01:02,148 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. [2018-12-31 04:01:02,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.99 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 933.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-31 04:01:02,148 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-12-31 04:01:02,150 INFO L168 Benchmark]: Boogie Preprocessor took 69.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:01:02,150 INFO L168 Benchmark]: RCFGBuilder took 12190.08 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: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 11.5 GB. [2018-12-31 04:01:02,151 INFO L168 Benchmark]: TraceAbstraction took 17708.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 988.4 MB in the end (delta: 91.5 MB). Peak memory consumption was 91.5 MB. Max. memory is 11.5 GB. [2018-12-31 04:01:02,151 INFO L168 Benchmark]: Witness Printer took 157.23 ms. Allocated memory is still 1.2 GB. Free memory was 988.4 MB in the beginning and 975.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-31 04:01:02,155 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 427.99 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 933.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 144.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -186.7 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 12190.08 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: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 17708.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 988.4 MB in the end (delta: 91.5 MB). Peak memory consumption was 91.5 MB. Max. memory is 11.5 GB. * Witness Printer took 157.23 ms. Allocated memory is still 1.2 GB. Free memory was 988.4 MB in the beginning and 975.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 177]: 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: 53]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant [2018-12-31 04:01:02,170 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,171 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,171 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,171 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,171 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,171 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,171 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,174 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,174 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,174 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,174 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,175 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,175 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,175 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,175 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,175 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,180 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,180 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,180 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,180 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,189 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,190 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,190 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,190 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,190 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,190 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,191 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) || ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)))) && (\exists ULTIMATE.start___ieee754_acosf_~x : C_FLOAT :: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_acosf_~x, ULTIMATE.start___ieee754_acosf_~x), ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_acosf_~x, ULTIMATE.start___ieee754_acosf_~x)) == \result)) && (~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) || ~fp.lt~FLOAT(x, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))))) && (\exists v_prenex_10 : bv32 :: ix == ~bvand32(2147483647bv32, v_prenex_10) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_prenex_10[31:31], v_prenex_10[30:23], v_prenex_10[22:0]), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) - InvariantResult [Line: 96]: Loop Invariant [2018-12-31 04:01:02,195 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,195 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,195 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,195 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) || ~fp.lt~FLOAT(x, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 13]: Loop Invariant [2018-12-31 04:01:02,204 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,204 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,204 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,204 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,204 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,205 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,205 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,205 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,205 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,208 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,208 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,208 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,208 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,208 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,209 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,209 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,212 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,212 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,213 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,213 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,213 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,213 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,213 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,214 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,214 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_acosf_~x,QUANTIFIED] [2018-12-31 04:01:02,214 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,214 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:01:02,214 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_10,QUANTIFIED] [2018-12-31 04:01:02,217 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) || ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)))) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && (\exists ULTIMATE.start___ieee754_acosf_~x : C_FLOAT :: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_acosf_~x, ULTIMATE.start___ieee754_acosf_~x), ~fp.sub~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_acosf_~x, ULTIMATE.start___ieee754_acosf_~x)) == \result)) && (~fp.gt~FLOAT(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)) || ~fp.lt~FLOAT(x, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))))) && (\exists v_prenex_10 : bv32 :: ix == ~bvand32(2147483647bv32, v_prenex_10) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(v_prenex_10[31:31], v_prenex_10[30:23], v_prenex_10[22:0]), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 74 locations, 1 error locations. SAFE Result, 17.6s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 7.0s AutomataDifference, 0.0s DeadEndRemovalTime, 6.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 118 SDtfs, 25 SDslu, 28 SDs, 0 SdLazy, 12 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=74occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 19 NumberOfFragments, 165 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 6.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 32 ConstructedInterpolants, 2 QuantifiedInterpolants, 1376 SizeOfPredicates, 11 NumberOfNonLiveVariables, 131 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...