/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0250a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 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 ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0250a_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 b10c5ef430fb35e4092fca9cb49d9a6f1fcba152 ............................................................................................................................................................................................................................................................................................................................. 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 ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0250a_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 b10c5ef430fb35e4092fca9cb49d9a6f1fcba152 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 14:27:42,638 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:27:42,643 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:27:42,659 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:27:42,659 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:27:42,660 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:27:42,662 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:27:42,664 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:27:42,666 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:27:42,667 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:27:42,668 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:27:42,669 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:27:42,670 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:27:42,671 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:27:42,672 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:27:42,673 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:27:42,674 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:27:42,676 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:27:42,679 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:27:42,681 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:27:42,682 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:27:42,684 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:27:42,687 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:27:42,687 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:27:42,687 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:27:42,689 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:27:42,690 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:27:42,691 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:27:42,692 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:27:42,694 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:27:42,694 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:27:42,695 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:27:42,695 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:27:42,696 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:27:42,697 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:27:42,698 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:27:42,698 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 14:27:42,732 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:27:42,733 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:27:42,734 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:27:42,735 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:27:42,735 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:27:42,736 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:27:42,737 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:27:42,737 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:27:42,737 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:27:42,737 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 14:27:42,737 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:27:42,738 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:27:42,738 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:27:42,738 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:27:42,738 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:27:42,738 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:27:42,739 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:27:42,739 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:27:42,740 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:27:42,740 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:27:42,740 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:27:42,740 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:27:42,741 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:27:42,741 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:27:42,741 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:27:42,741 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:27:42,741 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 14:27:42,742 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:27:42,742 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 14:27:42,742 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 -> b10c5ef430fb35e4092fca9cb49d9a6f1fcba152 [2018-09-20 14:27:42,809 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:27:42,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:27:42,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:27:42,829 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:27:42,829 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:27:42,830 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0250a_true-unreach-call.c [2018-09-20 14:27:43,204 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76b7b78ed/4c1aecdba4184bf5a29cefb22ad38659/FLAGb51d44296 [2018-09-20 14:27:43,410 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:27:43,411 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0250a_true-unreach-call.c [2018-09-20 14:27:43,422 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76b7b78ed/4c1aecdba4184bf5a29cefb22ad38659/FLAGb51d44296 [2018-09-20 14:27:43,438 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76b7b78ed/4c1aecdba4184bf5a29cefb22ad38659 [2018-09-20 14:27:43,441 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:27:43,444 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:27:43,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:27:43,446 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:27:43,453 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:27:43,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:27:43" (1/1) ... [2018-09-20 14:27:43,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ed58eea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:43, skipping insertion in model container [2018-09-20 14:27:43,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:27:43" (1/1) ... [2018-09-20 14:27:43,470 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:27:43,755 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:27:43,774 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:27:43,844 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:27:43,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:43 WrapperNode [2018-09-20 14:27:43,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:27:43,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:27:43,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:27:43,892 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:27:43,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:43" (1/1) ... [2018-09-20 14:27:43,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:43" (1/1) ... [2018-09-20 14:27:43,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:43" (1/1) ... [2018-09-20 14:27:43,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:43" (1/1) ... [2018-09-20 14:27:43,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:43" (1/1) ... [2018-09-20 14:27:43,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:43" (1/1) ... [2018-09-20 14:27:43,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:43" (1/1) ... [2018-09-20 14:27:44,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:27:44,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:27:44,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:27:44,004 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:27:44,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:43" (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 [2018-09-20 14:27:44,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:27:44,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:27:44,212 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 14:27:44,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-09-20 14:27:44,212 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-09-20 14:27:44,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_asin [2018-09-20 14:27:44,213 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:27:44,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:27:44,213 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 14:27:44,213 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-09-20 14:27:44,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:27:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 14:27:44,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 14:27:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:27:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 14:27:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 14:27:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-09-20 14:27:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_asin [2018-09-20 14:27:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:27:44,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:27:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:27:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 14:27:44,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 14:27:45,411 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:27:45,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:27:45 BoogieIcfgContainer [2018-09-20 14:27:45,412 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:27:45,413 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:27:45,413 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:27:45,417 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:27:45,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:27:43" (1/3) ... [2018-09-20 14:27:45,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@237adcb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:27:45, skipping insertion in model container [2018-09-20 14:27:45,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:43" (2/3) ... [2018-09-20 14:27:45,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@237adcb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:27:45, skipping insertion in model container [2018-09-20 14:27:45,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:27:45" (3/3) ... [2018-09-20 14:27:45,422 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0250a_true-unreach-call.c [2018-09-20 14:27:45,432 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:27:45,445 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:27:45,495 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:27:45,496 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:27:45,496 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:27:45,496 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:27:45,496 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:27:45,497 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:27:45,497 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:27:45,497 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:27:45,497 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:27:45,523 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2018-09-20 14:27:45,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-20 14:27:45,531 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:27:45,532 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:27:45,535 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:27:45,540 INFO L82 PathProgramCache]: Analyzing trace with hash 1402807134, now seen corresponding path program 1 times [2018-09-20 14:27:45,543 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:27:45,543 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:27:45,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:27:45,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:27:45,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:27:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:27:45,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:27:45,725 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:27:45,725 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:27:45,730 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:27:45,750 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:27:45,751 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:27:45,755 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 2 states. [2018-09-20 14:27:45,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:27:45,805 INFO L93 Difference]: Finished difference Result 316 states and 408 transitions. [2018-09-20 14:27:45,805 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:27:45,807 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-09-20 14:27:45,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:27:45,828 INFO L225 Difference]: With dead ends: 316 [2018-09-20 14:27:45,829 INFO L226 Difference]: Without dead ends: 158 [2018-09-20 14:27:45,836 INFO L606 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 [2018-09-20 14:27:45,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-09-20 14:27:45,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2018-09-20 14:27:45,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-09-20 14:27:45,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 184 transitions. [2018-09-20 14:27:45,897 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 184 transitions. Word has length 23 [2018-09-20 14:27:45,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:27:45,897 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 184 transitions. [2018-09-20 14:27:45,897 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:27:45,898 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 184 transitions. [2018-09-20 14:27:45,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-20 14:27:45,899 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:27:45,900 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:27:45,900 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:27:45,901 INFO L82 PathProgramCache]: Analyzing trace with hash -2035742647, now seen corresponding path program 1 times [2018-09-20 14:27:45,901 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:27:45,901 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:27:45,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:27:45,904 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:27:45,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:27:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:27:46,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:27:46,062 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 14:27:46,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:27:46 BoogieIcfgContainer [2018-09-20 14:27:46,133 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:27:46,134 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:27:46,134 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:27:46,134 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:27:46,135 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:27:45" (3/4) ... [2018-09-20 14:27:46,140 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 14:27:46,140 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:27:46,142 INFO L168 Benchmark]: Toolchain (without parser) took 2699.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 950.5 MB in the beginning and 1.1 GB in the end (delta: -105.4 MB). Peak memory consumption was 45.6 MB. Max. memory is 11.5 GB. [2018-09-20 14:27:46,144 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:27:46,144 INFO L168 Benchmark]: CACSL2BoogieTranslator took 445.50 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 934.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:27:46,146 INFO L168 Benchmark]: Boogie Preprocessor took 111.98 ms. Allocated memory is still 1.0 GB. Free memory was 934.4 MB in the beginning and 929.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 14:27:46,147 INFO L168 Benchmark]: RCFGBuilder took 1407.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 929.0 MB in the beginning and 1.1 GB in the end (delta: -161.6 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:27:46,148 INFO L168 Benchmark]: TraceAbstraction took 719.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. [2018-09-20 14:27:46,150 INFO L168 Benchmark]: Witness Printer took 6.53 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. [2018-09-20 14:27:46,155 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 445.50 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 934.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 111.98 ms. Allocated memory is still 1.0 GB. Free memory was 934.4 MB in the beginning and 929.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1407.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 929.0 MB in the beginning and 1.1 GB in the end (delta: -161.6 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 719.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. * Witness Printer took 6.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 243]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 152, overapproximation of someBinaryArithmeticDOUBLEoperation at line 187, overapproximation of bitwiseAnd at line 170, overapproximation of someBinaryDOUBLEComparisonOperation at line 17. Possible FailurePath: [L19] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L146-L160] static const double one_asin = 1.00000000000000000000e+00, huge_asin = 1.000e+300, pio2_hi_asin = 1.57079632679489655800e+00, pio2_lo_asin = 6.12323399573676603587e-17, pio4_hi_asin = 7.85398163397448278999e-01, pS0_asin = 1.66666666666666657415e-01, pS1_asin = -3.25565818622400915405e-01, pS2_asin = 2.01212532134862925881e-01, pS3_asin = -4.00555345006794114027e-02, pS4_asin = 7.91534994289814532176e-04, pS5_asin = 3.47933107596021167570e-05, qS1_asin = -2.40339491173441421878e+00, qS2_asin = 2.02094576023350569471e+00, qS3_asin = -6.88283971605453293030e-01, qS4_asin = 7.70381505559019352791e-02; VAL [\old(huge_asin)=29, \old(one_asin)=16, \old(one_sqrt)=14, \old(pio2_hi_asin)=15, \old(pio2_lo_asin)=24, \old(pio4_hi_asin)=17, \old(pS0_asin)=22, \old(pS1_asin)=18, \old(pS2_asin)=12, \old(pS3_asin)=21, \old(pS4_asin)=27, \old(pS5_asin)=19, \old(qS1_asin)=31, \old(qS2_asin)=28, \old(qS3_asin)=9, \old(qS4_asin)=25, \old(tiny_sqrt)=26, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L238] double x = 1.0 / 0.0; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L239] CALL, EXPR __ieee754_asin(x) VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L163] double t, w, p, q, c, r, s; [L164] __int32_t hx, ix; VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L166] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=13, gh_u={11:0}, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L167] FCALL gh_u.value = (x) VAL [\old(x)=13, gh_u={11:0}, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L168] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=13, gh_u={11:0}, gh_u.parts.msw=3, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L168] (hx) = gh_u.parts.msw VAL [\old(x)=13, gh_u={11:0}, gh_u.parts.msw=3, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L168] FCALL (hx) = gh_u.parts.msw VAL [(hx) = gh_u.parts.msw=23, \old(x)=13, gh_u={11:0}, gh_u.parts.msw=3, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L169] COND FALSE !(0) VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L170] ix = hx & 0x7fffffff VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L171] COND FALSE !(ix >= 0x3ff00000) VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, ix=1044381696, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L182] COND TRUE ix < 0x3fe00000 VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, ix=1044381696, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L183] COND FALSE !(ix < 0x3e400000) [L187] t = x * x [L188-L191] p = t * (pS0_asin + t * (pS1_asin + t * (pS2_asin + t * (pS3_asin + t * (pS4_asin + t * pS5_asin))))) [L192-L193] q = one_asin + t * (qS1_asin + t * (qS2_asin + t * (qS3_asin + t * qS4_asin))) [L194] w = p / q [L195] RET return x + x * w; VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, ix=1044381696, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L239] EXPR __ieee754_asin(x) VAL [__ieee754_asin(x)=30, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L239] double res = __ieee754_asin(x); [L242] CALL, EXPR isnan_double(res) VAL [\old(x)=30, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L17] RET return x != x; VAL [\old(x)=30, \result=0, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=30] [L242] EXPR isnan_double(res) VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isnan_double(res)=0, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, res=30, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L242] COND TRUE !isnan_double(res) [L243] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, res=30, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 162 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 188 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=162occurred 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, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 484 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 0.1.23-40ef509 [2018-09-20 14:27:48,629 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:27:48,632 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:27:48,651 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:27:48,652 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:27:48,653 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:27:48,655 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:27:48,657 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:27:48,658 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:27:48,659 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:27:48,661 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:27:48,661 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:27:48,662 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:27:48,663 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:27:48,665 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:27:48,666 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:27:48,667 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:27:48,669 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:27:48,671 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:27:48,673 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:27:48,675 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:27:48,676 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:27:48,679 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:27:48,679 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:27:48,680 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:27:48,681 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:27:48,682 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:27:48,683 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:27:48,684 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:27:48,686 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:27:48,686 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:27:48,687 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:27:48,687 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:27:48,687 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:27:48,689 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:27:48,690 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:27:48,690 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 14:27:48,707 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:27:48,708 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:27:48,708 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:27:48,709 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:27:48,709 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:27:48,710 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:27:48,710 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:27:48,710 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:27:48,711 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:27:48,711 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:27:48,711 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:27:48,711 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:27:48,711 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:27:48,712 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:27:48,712 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 14:27:48,713 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 14:27:48,713 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:27:48,713 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:27:48,713 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:27:48,713 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:27:48,714 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:27:48,714 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:27:48,715 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:27:48,715 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:27:48,715 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:27:48,715 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:27:48,716 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:27:48,716 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 14:27:48,716 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:27:48,716 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 14:27:48,717 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 14:27:48,717 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 -> b10c5ef430fb35e4092fca9cb49d9a6f1fcba152 [2018-09-20 14:27:48,767 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:27:48,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:27:48,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:27:48,787 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:27:48,787 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:27:48,788 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0250a_true-unreach-call.c [2018-09-20 14:27:49,176 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19cfbaa8d/8ad15de2b780490ba9cb11b918086ffa/FLAG66683a5da [2018-09-20 14:27:49,379 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:27:49,380 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0250a_true-unreach-call.c [2018-09-20 14:27:49,390 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19cfbaa8d/8ad15de2b780490ba9cb11b918086ffa/FLAG66683a5da [2018-09-20 14:27:49,408 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19cfbaa8d/8ad15de2b780490ba9cb11b918086ffa [2018-09-20 14:27:49,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:27:49,415 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:27:49,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:27:49,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:27:49,424 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:27:49,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:27:49" (1/1) ... [2018-09-20 14:27:49,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53a0a11e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:49, skipping insertion in model container [2018-09-20 14:27:49,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:27:49" (1/1) ... [2018-09-20 14:27:49,442 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:27:49,848 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:27:49,873 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:27:49,935 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:27:49,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:49 WrapperNode [2018-09-20 14:27:49,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:27:49,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:27:49,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:27:49,999 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:27:50,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:49" (1/1) ... [2018-09-20 14:27:50,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:49" (1/1) ... [2018-09-20 14:27:50,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:49" (1/1) ... [2018-09-20 14:27:50,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:49" (1/1) ... [2018-09-20 14:27:50,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:49" (1/1) ... [2018-09-20 14:27:50,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:49" (1/1) ... [2018-09-20 14:27:50,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:49" (1/1) ... [2018-09-20 14:27:50,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:27:50,114 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:27:50,114 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:27:50,114 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:27:50,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:49" (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 [2018-09-20 14:27:50,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:27:50,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:27:50,256 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 14:27:50,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-09-20 14:27:50,257 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-09-20 14:27:50,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_asin [2018-09-20 14:27:50,257 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:27:50,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:27:50,258 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 14:27:50,258 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-09-20 14:27:50,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:27:50,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-20 14:27:50,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 14:27:50,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:27:50,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 14:27:50,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-20 14:27:50,259 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-09-20 14:27:50,260 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_asin [2018-09-20 14:27:50,260 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:27:50,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:27:50,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:27:50,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-20 14:27:50,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 14:27:50,701 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:27:50,726 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:27:50,759 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:27:54,292 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:27:54,311 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:27:54,350 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:27:54,516 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:27:54,557 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:27:54,592 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:27:54,602 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:28:07,707 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:28:10,697 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:28:10,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:28:10 BoogieIcfgContainer [2018-09-20 14:28:10,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:28:10,699 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:28:10,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:28:10,703 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:28:10,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:27:49" (1/3) ... [2018-09-20 14:28:10,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34d33d9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:28:10, skipping insertion in model container [2018-09-20 14:28:10,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:27:49" (2/3) ... [2018-09-20 14:28:10,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34d33d9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:28:10, skipping insertion in model container [2018-09-20 14:28:10,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:28:10" (3/3) ... [2018-09-20 14:28:10,711 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0250a_true-unreach-call.c [2018-09-20 14:28:10,721 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:28:10,731 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:28:10,788 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:28:10,789 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:28:10,789 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:28:10,789 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:28:10,789 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:28:10,790 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:28:10,790 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:28:10,790 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:28:10,792 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:28:10,831 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2018-09-20 14:28:10,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-20 14:28:10,846 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:28:10,847 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:28:10,850 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:28:10,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1379795380, now seen corresponding path program 1 times [2018-09-20 14:28:10,864 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:28:10,865 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) [2018-09-20 14:28:10,876 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-20 14:28:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:28:11,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:28:11,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:28:11,587 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:28:11,613 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:28:11,614 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:28:11,618 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:28:11,629 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:28:11,630 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:28:11,633 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 2 states. [2018-09-20 14:28:11,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:28:11,684 INFO L93 Difference]: Finished difference Result 314 states and 406 transitions. [2018-09-20 14:28:11,684 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:28:11,686 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-09-20 14:28:11,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:28:11,701 INFO L225 Difference]: With dead ends: 314 [2018-09-20 14:28:11,701 INFO L226 Difference]: Without dead ends: 157 [2018-09-20 14:28:11,709 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:28:11,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2018-09-20 14:28:11,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2018-09-20 14:28:11,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-09-20 14:28:11,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 183 transitions. [2018-09-20 14:28:11,770 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 183 transitions. Word has length 22 [2018-09-20 14:28:11,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:28:11,771 INFO L480 AbstractCegarLoop]: Abstraction has 157 states and 183 transitions. [2018-09-20 14:28:11,771 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:28:11,771 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 183 transitions. [2018-09-20 14:28:11,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-20 14:28:11,773 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:28:11,774 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:28:11,774 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:28:11,775 INFO L82 PathProgramCache]: Analyzing trace with hash -1905554338, now seen corresponding path program 1 times [2018-09-20 14:28:11,776 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:28:11,776 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) [2018-09-20 14:28:11,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-20 14:28:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:28:16,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:28:16,315 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-09-20 14:28:16,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 14:28:16,335 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:28:16,367 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:28:16,445 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:28:16,446 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:28:16,578 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-09-20 14:28:16,600 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-09-20 14:28:16,601 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:28:16,626 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:28:16,712 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:28:16,712 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:28:17,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:28:17,220 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:28:17,322 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:28:17,322 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:28:17,324 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:28:17,327 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:28:17,327 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:28:17,327 INFO L87 Difference]: Start difference. First operand 157 states and 183 transitions. Second operand 9 states. [2018-09-20 14:28:33,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:28:33,969 INFO L93 Difference]: Finished difference Result 172 states and 198 transitions. [2018-09-20 14:28:33,970 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 14:28:33,970 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 31 [2018-09-20 14:28:33,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:28:33,977 INFO L225 Difference]: With dead ends: 172 [2018-09-20 14:28:33,979 INFO L226 Difference]: Without dead ends: 146 [2018-09-20 14:28:33,983 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2018-09-20 14:28:33,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-09-20 14:28:34,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2018-09-20 14:28:34,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-09-20 14:28:34,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 167 transitions. [2018-09-20 14:28:34,020 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 167 transitions. Word has length 31 [2018-09-20 14:28:34,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:28:34,022 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 167 transitions. [2018-09-20 14:28:34,023 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:28:34,023 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 167 transitions. [2018-09-20 14:28:34,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-20 14:28:34,027 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:28:34,028 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:28:34,028 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:28:34,029 INFO L82 PathProgramCache]: Analyzing trace with hash 368156201, now seen corresponding path program 1 times [2018-09-20 14:28:34,030 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:28:34,031 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) [2018-09-20 14:28:34,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-20 14:28:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:28:34,867 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:28:34,914 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-09-20 14:28:34,921 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 14:28:34,922 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:28:34,929 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:28:34,947 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:28:34,948 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:28:34,998 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-09-20 14:28:35,003 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-09-20 14:28:35,004 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:28:35,008 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:28:35,031 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:28:35,031 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:28:35,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:28:35,320 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:28:35,344 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:28:35,344 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:28:35,345 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:28:35,345 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:28:35,345 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:28:35,345 INFO L87 Difference]: Start difference. First operand 144 states and 167 transitions. Second operand 9 states. [2018-09-20 14:28:46,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:28:46,797 INFO L93 Difference]: Finished difference Result 156 states and 178 transitions. [2018-09-20 14:28:46,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 14:28:46,799 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 40 [2018-09-20 14:28:46,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:28:46,802 INFO L225 Difference]: With dead ends: 156 [2018-09-20 14:28:46,802 INFO L226 Difference]: Without dead ends: 146 [2018-09-20 14:28:46,803 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2018-09-20 14:28:46,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-09-20 14:28:46,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2018-09-20 14:28:46,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-09-20 14:28:46,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 166 transitions. [2018-09-20 14:28:46,820 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 166 transitions. Word has length 40 [2018-09-20 14:28:46,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:28:46,821 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 166 transitions. [2018-09-20 14:28:46,821 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:28:46,821 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 166 transitions. [2018-09-20 14:28:46,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-20 14:28:46,823 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:28:46,823 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:28:46,823 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:28:46,824 INFO L82 PathProgramCache]: Analyzing trace with hash 171642696, now seen corresponding path program 1 times [2018-09-20 14:28:46,824 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:28:46,824 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-09-20 14:28:46,829 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:28:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:28:47,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:28:50,144 WARN L797 $PredicateComparison]: unable to prove that (= (let ((.cse0 (fp.sub RNE |c___ieee754_asin_#in~x| |c___ieee754_asin_#in~x|))) (fp.div RNE .cse0 .cse0)) |c___ieee754_asin_#res|) is different from false [2018-09-20 14:28:52,523 WARN L819 $PredicateComparison]: unable to prove that (= (let ((.cse0 (fp.sub RNE |c___ieee754_asin_#in~x| |c___ieee754_asin_#in~x|))) (fp.div RNE .cse0 .cse0)) |c___ieee754_asin_#res|) is different from true [2018-09-20 14:28:52,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:28:52,679 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:28:52,699 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:28:52,700 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:28:52,700 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:28:52,700 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:28:52,701 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=43, Unknown=2, NotChecked=12, Total=72 [2018-09-20 14:28:52,701 INFO L87 Difference]: Start difference. First operand 144 states and 166 transitions. Second operand 9 states. [2018-09-20 14:29:18,332 WARN L178 SmtUtils]: Spent 8.68 s on a formula simplification that was a NOOP. DAG size: 9 [2018-09-20 14:29:23,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:29:23,057 INFO L93 Difference]: Finished difference Result 151 states and 173 transitions. [2018-09-20 14:29:23,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-20 14:29:23,058 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 40 [2018-09-20 14:29:23,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:29:23,061 INFO L225 Difference]: With dead ends: 151 [2018-09-20 14:29:23,061 INFO L226 Difference]: Without dead ends: 133 [2018-09-20 14:29:23,062 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 27.9s TimeCoverageRelationStatistics Valid=32, Invalid=101, Unknown=3, NotChecked=20, Total=156 [2018-09-20 14:29:23,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-09-20 14:29:23,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2018-09-20 14:29:23,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-09-20 14:29:23,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 154 transitions. [2018-09-20 14:29:23,080 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 154 transitions. Word has length 40 [2018-09-20 14:29:23,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:29:23,081 INFO L480 AbstractCegarLoop]: Abstraction has 133 states and 154 transitions. [2018-09-20 14:29:23,081 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:29:23,081 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 154 transitions. [2018-09-20 14:29:23,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-20 14:29:23,085 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:29:23,086 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:29:23,086 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:29:23,086 INFO L82 PathProgramCache]: Analyzing trace with hash -698539822, now seen corresponding path program 1 times [2018-09-20 14:29:23,087 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:29:23,087 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-09-20 14:29:23,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:29:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:29:27,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:29:28,028 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-09-20 14:29:28,035 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 14:29:28,035 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:29:28,043 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:29:28,060 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:29:28,060 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:29:28,104 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-09-20 14:29:28,110 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-09-20 14:29:28,111 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:29:28,115 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:29:28,127 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:29:28,127 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:29:28,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:29:28,403 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:29:28,497 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:29:28,498 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:29:28,498 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:29:28,498 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:29:28,499 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:29:28,499 INFO L87 Difference]: Start difference. First operand 133 states and 154 transitions. Second operand 9 states. [2018-09-20 14:29:33,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:29:33,767 INFO L93 Difference]: Finished difference Result 133 states and 154 transitions. [2018-09-20 14:29:33,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 14:29:33,768 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 80 [2018-09-20 14:29:33,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:29:33,769 INFO L225 Difference]: With dead ends: 133 [2018-09-20 14:29:33,769 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 14:29:33,771 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2018-09-20 14:29:33,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 14:29:33,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 14:29:33,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 14:29:33,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 14:29:33,772 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 80 [2018-09-20 14:29:33,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:29:33,772 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 14:29:33,773 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:29:33,773 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 14:29:33,774 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 14:29:33,779 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 14:29:34,089 WARN L178 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 34 [2018-09-20 14:29:34,274 WARN L178 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2018-09-20 14:29:34,490 WARN L178 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 34 [2018-09-20 14:29:34,572 INFO L429 ceAbstractionStarter]: At program point __ieee754_sqrtENTRY(lines 21 129) the Hoare annotation is: true [2018-09-20 14:29:34,572 INFO L426 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-09-20 14:29:34,572 INFO L426 ceAbstractionStarter]: For program point L126-1(line 126) no Hoare annotation was computed. [2018-09-20 14:29:34,572 INFO L426 ceAbstractionStarter]: For program point L60(lines 60 63) no Hoare annotation was computed. [2018-09-20 14:29:34,572 INFO L426 ceAbstractionStarter]: For program point L126-2(line 126) no Hoare annotation was computed. [2018-09-20 14:29:34,572 INFO L426 ceAbstractionStarter]: For program point L126-3(line 126) no Hoare annotation was computed. [2018-09-20 14:29:34,572 INFO L426 ceAbstractionStarter]: For program point L27-1(lines 27 32) no Hoare annotation was computed. [2018-09-20 14:29:34,573 INFO L426 ceAbstractionStarter]: For program point L60-2(lines 60 63) no Hoare annotation was computed. [2018-09-20 14:29:34,573 INFO L429 ceAbstractionStarter]: At program point L27-3(lines 27 32) the Hoare annotation is: true [2018-09-20 14:29:34,573 INFO L426 ceAbstractionStarter]: For program point __ieee754_sqrtFINAL(lines 21 129) no Hoare annotation was computed. [2018-09-20 14:29:34,573 INFO L426 ceAbstractionStarter]: For program point L27-4(lines 21 129) no Hoare annotation was computed. [2018-09-20 14:29:34,573 INFO L426 ceAbstractionStarter]: For program point L52-1(lines 52 53) no Hoare annotation was computed. [2018-09-20 14:29:34,573 INFO L426 ceAbstractionStarter]: For program point L52-3(lines 52 53) no Hoare annotation was computed. [2018-09-20 14:29:34,573 INFO L429 ceAbstractionStarter]: At program point L52-4(lines 52 53) the Hoare annotation is: true [2018-09-20 14:29:34,573 INFO L426 ceAbstractionStarter]: For program point L52-5(lines 52 53) no Hoare annotation was computed. [2018-09-20 14:29:34,573 INFO L426 ceAbstractionStarter]: For program point L110(lines 110 111) no Hoare annotation was computed. [2018-09-20 14:29:34,574 INFO L426 ceAbstractionStarter]: For program point L110-2(lines 110 111) no Hoare annotation was computed. [2018-09-20 14:29:34,574 INFO L426 ceAbstractionStarter]: For program point L102(lines 102 116) no Hoare annotation was computed. [2018-09-20 14:29:34,574 INFO L426 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-09-20 14:29:34,574 INFO L426 ceAbstractionStarter]: For program point L28-1(line 28) no Hoare annotation was computed. [2018-09-20 14:29:34,574 INFO L426 ceAbstractionStarter]: For program point L28-2(line 28) no Hoare annotation was computed. [2018-09-20 14:29:34,574 INFO L426 ceAbstractionStarter]: For program point L28-3(line 28) no Hoare annotation was computed. [2018-09-20 14:29:34,574 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 120) no Hoare annotation was computed. [2018-09-20 14:29:34,574 INFO L426 ceAbstractionStarter]: For program point L119-2(lines 119 120) no Hoare annotation was computed. [2018-09-20 14:29:34,574 INFO L426 ceAbstractionStarter]: For program point L29(line 29) no Hoare annotation was computed. [2018-09-20 14:29:34,574 INFO L426 ceAbstractionStarter]: For program point L87(lines 87 96) no Hoare annotation was computed. [2018-09-20 14:29:34,575 INFO L426 ceAbstractionStarter]: For program point L87-2(lines 87 96) no Hoare annotation was computed. [2018-09-20 14:29:34,575 INFO L426 ceAbstractionStarter]: For program point L46(lines 46 57) no Hoare annotation was computed. [2018-09-20 14:29:34,575 INFO L426 ceAbstractionStarter]: For program point L46-2(lines 46 57) no Hoare annotation was computed. [2018-09-20 14:29:34,575 INFO L426 ceAbstractionStarter]: For program point L104(lines 104 115) no Hoare annotation was computed. [2018-09-20 14:29:34,575 INFO L426 ceAbstractionStarter]: For program point L38(lines 38 43) no Hoare annotation was computed. [2018-09-20 14:29:34,575 INFO L426 ceAbstractionStarter]: For program point L71-1(lines 71 81) no Hoare annotation was computed. [2018-09-20 14:29:34,575 INFO L426 ceAbstractionStarter]: For program point L38-2(lines 38 43) no Hoare annotation was computed. [2018-09-20 14:29:34,575 INFO L429 ceAbstractionStarter]: At program point L71-3(lines 71 81) the Hoare annotation is: true [2018-09-20 14:29:34,575 INFO L426 ceAbstractionStarter]: For program point L71-4(lines 71 81) no Hoare annotation was computed. [2018-09-20 14:29:34,575 INFO L426 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-09-20 14:29:34,576 INFO L426 ceAbstractionStarter]: For program point L30-1(line 30) no Hoare annotation was computed. [2018-09-20 14:29:34,576 INFO L426 ceAbstractionStarter]: For program point L30-2(line 30) no Hoare annotation was computed. [2018-09-20 14:29:34,576 INFO L426 ceAbstractionStarter]: For program point L47-1(lines 47 51) no Hoare annotation was computed. [2018-09-20 14:29:34,576 INFO L429 ceAbstractionStarter]: At program point L47-3(lines 47 51) the Hoare annotation is: true [2018-09-20 14:29:34,576 INFO L426 ceAbstractionStarter]: For program point L47-4(lines 47 51) no Hoare annotation was computed. [2018-09-20 14:29:34,576 INFO L426 ceAbstractionStarter]: For program point L39(lines 39 42) no Hoare annotation was computed. [2018-09-20 14:29:34,576 INFO L426 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-09-20 14:29:34,576 INFO L426 ceAbstractionStarter]: For program point L31-1(line 31) no Hoare annotation was computed. [2018-09-20 14:29:34,576 INFO L426 ceAbstractionStarter]: For program point L31-2(line 31) no Hoare annotation was computed. [2018-09-20 14:29:34,576 INFO L426 ceAbstractionStarter]: For program point L31-3(line 31) no Hoare annotation was computed. [2018-09-20 14:29:34,577 INFO L426 ceAbstractionStarter]: For program point L89(lines 89 90) no Hoare annotation was computed. [2018-09-20 14:29:34,577 INFO L426 ceAbstractionStarter]: For program point L122-1(lines 122 127) no Hoare annotation was computed. [2018-09-20 14:29:34,577 INFO L426 ceAbstractionStarter]: For program point L89-2(lines 89 90) no Hoare annotation was computed. [2018-09-20 14:29:34,577 INFO L429 ceAbstractionStarter]: At program point L122-3(lines 122 127) the Hoare annotation is: true [2018-09-20 14:29:34,577 INFO L426 ceAbstractionStarter]: For program point L122-4(lines 122 127) no Hoare annotation was computed. [2018-09-20 14:29:34,577 INFO L426 ceAbstractionStarter]: For program point L106(lines 106 114) no Hoare annotation was computed. [2018-09-20 14:29:34,577 INFO L426 ceAbstractionStarter]: For program point L73(lines 73 77) no Hoare annotation was computed. [2018-09-20 14:29:34,577 INFO L426 ceAbstractionStarter]: For program point L73-2(lines 73 77) no Hoare annotation was computed. [2018-09-20 14:29:34,577 INFO L426 ceAbstractionStarter]: For program point __ieee754_sqrtEXIT(lines 21 129) no Hoare annotation was computed. [2018-09-20 14:29:34,577 INFO L426 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-09-20 14:29:34,578 INFO L426 ceAbstractionStarter]: For program point L123-1(line 123) no Hoare annotation was computed. [2018-09-20 14:29:34,578 INFO L426 ceAbstractionStarter]: For program point L123-2(line 123) no Hoare annotation was computed. [2018-09-20 14:29:34,578 INFO L426 ceAbstractionStarter]: For program point L123-3(line 123) no Hoare annotation was computed. [2018-09-20 14:29:34,578 INFO L426 ceAbstractionStarter]: For program point L41(lines 41 42) no Hoare annotation was computed. [2018-09-20 14:29:34,578 INFO L426 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-09-20 14:29:34,578 INFO L426 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-09-20 14:29:34,578 INFO L426 ceAbstractionStarter]: For program point L92(lines 92 93) no Hoare annotation was computed. [2018-09-20 14:29:34,578 INFO L426 ceAbstractionStarter]: For program point L92-2(lines 92 93) no Hoare annotation was computed. [2018-09-20 14:29:34,578 INFO L426 ceAbstractionStarter]: For program point L84-1(lines 84 100) no Hoare annotation was computed. [2018-09-20 14:29:34,578 INFO L429 ceAbstractionStarter]: At program point L84-3(lines 84 100) the Hoare annotation is: true [2018-09-20 14:29:34,579 INFO L426 ceAbstractionStarter]: For program point L84-4(lines 21 129) no Hoare annotation was computed. [2018-09-20 14:29:34,579 INFO L426 ceAbstractionStarter]: For program point L109(lines 109 114) no Hoare annotation was computed. [2018-09-20 14:29:34,579 INFO L429 ceAbstractionStarter]: At program point L132-3(lines 132 136) the Hoare annotation is: true [2018-09-20 14:29:34,579 INFO L426 ceAbstractionStarter]: For program point fabs_doubleEXIT(lines 130 144) no Hoare annotation was computed. [2018-09-20 14:29:34,579 INFO L426 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-09-20 14:29:34,579 INFO L426 ceAbstractionStarter]: For program point L141-1(line 141) no Hoare annotation was computed. [2018-09-20 14:29:34,579 INFO L426 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-09-20 14:29:34,579 INFO L426 ceAbstractionStarter]: For program point L141-2(line 141) no Hoare annotation was computed. [2018-09-20 14:29:34,579 INFO L426 ceAbstractionStarter]: For program point L141-3(line 141) no Hoare annotation was computed. [2018-09-20 14:29:34,579 INFO L426 ceAbstractionStarter]: For program point L137(lines 137 142) no Hoare annotation was computed. [2018-09-20 14:29:34,580 INFO L426 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-09-20 14:29:34,580 INFO L426 ceAbstractionStarter]: For program point L137-2(lines 130 144) no Hoare annotation was computed. [2018-09-20 14:29:34,580 INFO L426 ceAbstractionStarter]: For program point L135-1(line 135) no Hoare annotation was computed. [2018-09-20 14:29:34,580 INFO L426 ceAbstractionStarter]: For program point L137-3(lines 137 142) no Hoare annotation was computed. [2018-09-20 14:29:34,580 INFO L426 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-09-20 14:29:34,580 INFO L426 ceAbstractionStarter]: For program point L135-2(line 135) no Hoare annotation was computed. [2018-09-20 14:29:34,580 INFO L426 ceAbstractionStarter]: For program point L133-1(line 133) no Hoare annotation was computed. [2018-09-20 14:29:34,580 INFO L426 ceAbstractionStarter]: For program point L133-2(line 133) no Hoare annotation was computed. [2018-09-20 14:29:34,580 INFO L426 ceAbstractionStarter]: For program point L133-3(line 133) no Hoare annotation was computed. [2018-09-20 14:29:34,580 INFO L429 ceAbstractionStarter]: At program point fabs_doubleENTRY(lines 130 144) the Hoare annotation is: true [2018-09-20 14:29:34,581 INFO L426 ceAbstractionStarter]: For program point L140(line 140) no Hoare annotation was computed. [2018-09-20 14:29:34,581 INFO L426 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-09-20 14:29:34,581 INFO L426 ceAbstractionStarter]: For program point L138-1(line 138) no Hoare annotation was computed. [2018-09-20 14:29:34,581 INFO L426 ceAbstractionStarter]: For program point L138-2(line 138) no Hoare annotation was computed. [2018-09-20 14:29:34,581 INFO L426 ceAbstractionStarter]: For program point L138-3(line 138) no Hoare annotation was computed. [2018-09-20 14:29:34,581 INFO L426 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-09-20 14:29:34,581 INFO L426 ceAbstractionStarter]: For program point fabs_doubleFINAL(lines 130 144) no Hoare annotation was computed. [2018-09-20 14:29:34,581 INFO L426 ceAbstractionStarter]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2018-09-20 14:29:34,581 INFO L429 ceAbstractionStarter]: At program point isnan_doubleENTRY(line 17) the Hoare annotation is: true [2018-09-20 14:29:34,581 INFO L426 ceAbstractionStarter]: For program point isnan_doubleEXIT(line 17) no Hoare annotation was computed. [2018-09-20 14:29:34,582 INFO L426 ceAbstractionStarter]: For program point isnan_doubleFINAL(line 17) no Hoare annotation was computed. [2018-09-20 14:29:34,582 INFO L426 ceAbstractionStarter]: For program point L217(line 217) no Hoare annotation was computed. [2018-09-20 14:29:34,582 INFO L426 ceAbstractionStarter]: For program point L184(lines 184 185) no Hoare annotation was computed. [2018-09-20 14:29:34,582 INFO L426 ceAbstractionStarter]: For program point L217-1(line 217) no Hoare annotation was computed. [2018-09-20 14:29:34,582 INFO L426 ceAbstractionStarter]: For program point L217-2(line 217) no Hoare annotation was computed. [2018-09-20 14:29:34,582 INFO L426 ceAbstractionStarter]: For program point L217-3(line 217) no Hoare annotation was computed. [2018-09-20 14:29:34,582 INFO L426 ceAbstractionStarter]: For program point L213-1(lines 213 218) no Hoare annotation was computed. [2018-09-20 14:29:34,582 INFO L422 ceAbstractionStarter]: At program point L213-3(lines 213 218) the Hoare annotation is: (and (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (= (bvand ((_ extract 63 32) |v_q#valueAsBitvector_12|) (_ bv2147483647 32)) __ieee754_asin_~ix~0) (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|))))) (= |__ieee754_asin_#in~x| __ieee754_asin_~x) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|))) (= ((_ extract 63 32) |v_q#valueAsBitvector_12|) __ieee754_asin_~hx~0))) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (not (bvsge (bvand ((_ extract 63 32) |v_q#valueAsBitvector_12|) (_ bv2147483647 32)) (_ bv1072693248 32))) (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|)))))) [2018-09-20 14:29:34,583 INFO L426 ceAbstractionStarter]: For program point L213-4(lines 213 218) no Hoare annotation was computed. [2018-09-20 14:29:34,583 INFO L426 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2018-09-20 14:29:34,583 INFO L426 ceAbstractionStarter]: For program point L176-1(line 176) no Hoare annotation was computed. [2018-09-20 14:29:34,583 INFO L426 ceAbstractionStarter]: For program point L176-2(line 176) no Hoare annotation was computed. [2018-09-20 14:29:34,583 INFO L426 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-09-20 14:29:34,583 INFO L426 ceAbstractionStarter]: For program point L168-1(line 168) no Hoare annotation was computed. [2018-09-20 14:29:34,583 INFO L426 ceAbstractionStarter]: For program point L168-2(line 168) no Hoare annotation was computed. [2018-09-20 14:29:34,583 INFO L426 ceAbstractionStarter]: For program point L214(line 214) no Hoare annotation was computed. [2018-09-20 14:29:34,583 INFO L426 ceAbstractionStarter]: For program point L214-1(line 214) no Hoare annotation was computed. [2018-09-20 14:29:34,583 INFO L426 ceAbstractionStarter]: For program point L214-2(line 214) no Hoare annotation was computed. [2018-09-20 14:29:34,584 INFO L426 ceAbstractionStarter]: For program point L214-3(line 214) no Hoare annotation was computed. [2018-09-20 14:29:34,584 INFO L426 ceAbstractionStarter]: For program point L173-1(lines 173 177) no Hoare annotation was computed. [2018-09-20 14:29:34,584 INFO L422 ceAbstractionStarter]: At program point L173-3(lines 173 177) the Hoare annotation is: (and (= |__ieee754_asin_#in~x| __ieee754_asin_~x) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|))) (= ((_ extract 63 32) |v_q#valueAsBitvector_12|) __ieee754_asin_~hx~0))) (exists ((|v_q#valueAsBitvector_13| (_ BitVec 64))) (and (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_13|) ((_ extract 62 52) |v_q#valueAsBitvector_13|) ((_ extract 51 0) |v_q#valueAsBitvector_13|))) (= __ieee754_asin_~ix~0 (bvand ((_ extract 63 32) |v_q#valueAsBitvector_13|) (_ bv2147483647 32)))))) [2018-09-20 14:29:34,584 INFO L426 ceAbstractionStarter]: For program point L173-4(lines 171 182) no Hoare annotation was computed. [2018-09-20 14:29:34,584 INFO L426 ceAbstractionStarter]: For program point L165-1(lines 165 169) no Hoare annotation was computed. [2018-09-20 14:29:34,584 INFO L422 ceAbstractionStarter]: At program point L165-3(lines 165 169) the Hoare annotation is: (= |__ieee754_asin_#in~x| __ieee754_asin_~x) [2018-09-20 14:29:34,584 INFO L426 ceAbstractionStarter]: For program point L165-4(lines 165 169) no Hoare annotation was computed. [2018-09-20 14:29:34,584 INFO L426 ceAbstractionStarter]: For program point __ieee754_asinEXIT(lines 162 229) no Hoare annotation was computed. [2018-09-20 14:29:34,584 INFO L426 ceAbstractionStarter]: For program point L215(line 215) no Hoare annotation was computed. [2018-09-20 14:29:34,585 INFO L426 ceAbstractionStarter]: For program point L182(lines 182 197) no Hoare annotation was computed. [2018-09-20 14:29:34,585 INFO L422 ceAbstractionStarter]: At program point L182-1(lines 182 197) the Hoare annotation is: (and (= |__ieee754_asin_#in~x| __ieee754_asin_~x) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|))) (= ((_ extract 63 32) |v_q#valueAsBitvector_12|) __ieee754_asin_~hx~0))) (exists ((|v_q#valueAsBitvector_13| (_ BitVec 64))) (and (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_13|) ((_ extract 62 52) |v_q#valueAsBitvector_13|) ((_ extract 51 0) |v_q#valueAsBitvector_13|))) (= __ieee754_asin_~ix~0 (bvand ((_ extract 63 32) |v_q#valueAsBitvector_13|) (_ bv2147483647 32))))) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (not (bvsge (bvand ((_ extract 63 32) |v_q#valueAsBitvector_12|) (_ bv2147483647 32)) (_ bv1072693248 32))) (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|)))))) [2018-09-20 14:29:34,585 INFO L422 ceAbstractionStarter]: At program point L207(line 207) the Hoare annotation is: (and (= |__ieee754_asin_#in~x| __ieee754_asin_~x) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|))) (= ((_ extract 63 32) |v_q#valueAsBitvector_12|) __ieee754_asin_~hx~0))) (exists ((|v_q#valueAsBitvector_13| (_ BitVec 64))) (and (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_13|) ((_ extract 62 52) |v_q#valueAsBitvector_13|) ((_ extract 51 0) |v_q#valueAsBitvector_13|))) (= __ieee754_asin_~ix~0 (bvand ((_ extract 63 32) |v_q#valueAsBitvector_13|) (_ bv2147483647 32))))) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (not (bvsge (bvand ((_ extract 63 32) |v_q#valueAsBitvector_12|) (_ bv2147483647 32)) (_ bv1072693248 32))) (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|)))))) [2018-09-20 14:29:34,585 INFO L426 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-09-20 14:29:34,585 INFO L426 ceAbstractionStarter]: For program point L207-1(line 207) no Hoare annotation was computed. [2018-09-20 14:29:34,585 INFO L426 ceAbstractionStarter]: For program point L174-1(line 174) no Hoare annotation was computed. [2018-09-20 14:29:34,585 INFO L426 ceAbstractionStarter]: For program point L174-2(line 174) no Hoare annotation was computed. [2018-09-20 14:29:34,586 INFO L426 ceAbstractionStarter]: For program point L174-3(line 174) no Hoare annotation was computed. [2018-09-20 14:29:34,586 INFO L426 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-09-20 14:29:34,586 INFO L426 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-09-20 14:29:34,586 INFO L426 ceAbstractionStarter]: For program point L166-1(line 166) no Hoare annotation was computed. [2018-09-20 14:29:34,586 INFO L426 ceAbstractionStarter]: For program point L166-2(line 166) no Hoare annotation was computed. [2018-09-20 14:29:34,586 INFO L426 ceAbstractionStarter]: For program point L166-3(line 166) no Hoare annotation was computed. [2018-09-20 14:29:34,586 INFO L429 ceAbstractionStarter]: At program point __ieee754_asinENTRY(lines 162 229) the Hoare annotation is: true [2018-09-20 14:29:34,586 INFO L426 ceAbstractionStarter]: For program point __ieee754_asinFINAL(lines 162 229) no Hoare annotation was computed. [2018-09-20 14:29:34,586 INFO L426 ceAbstractionStarter]: For program point L216(line 216) no Hoare annotation was computed. [2018-09-20 14:29:34,586 INFO L426 ceAbstractionStarter]: For program point L183(lines 183 196) no Hoare annotation was computed. [2018-09-20 14:29:34,586 INFO L426 ceAbstractionStarter]: For program point L208(lines 208 224) no Hoare annotation was computed. [2018-09-20 14:29:34,587 INFO L426 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-09-20 14:29:34,587 INFO L426 ceAbstractionStarter]: For program point L208-2(lines 162 229) no Hoare annotation was computed. [2018-09-20 14:29:34,587 INFO L426 ceAbstractionStarter]: For program point L171(lines 171 197) no Hoare annotation was computed. [2018-09-20 14:29:34,587 INFO L426 ceAbstractionStarter]: For program point L167(line 167) no Hoare annotation was computed. [2018-09-20 14:29:34,587 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:29:34,587 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:29:34,587 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:29:34,587 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:29:34,587 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-20 14:29:34,587 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:29:34,588 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:29:34,588 INFO L426 ceAbstractionStarter]: For program point L242-1(lines 242 245) no Hoare annotation was computed. [2018-09-20 14:29:34,588 INFO L422 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (= (fp.div RNE ((_ to_fp 11 53) RNE 1.0) (_ +zero 11 53)) main_~x~0) [2018-09-20 14:29:34,588 INFO L426 ceAbstractionStarter]: For program point L239-1(line 239) no Hoare annotation was computed. [2018-09-20 14:29:34,588 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 231 248) the Hoare annotation is: true [2018-09-20 14:29:34,588 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 231 248) no Hoare annotation was computed. [2018-09-20 14:29:34,588 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 231 248) no Hoare annotation was computed. [2018-09-20 14:29:34,588 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 243) no Hoare annotation was computed. [2018-09-20 14:29:34,589 INFO L426 ceAbstractionStarter]: For program point L243(line 243) no Hoare annotation was computed. [2018-09-20 14:29:34,589 INFO L422 ceAbstractionStarter]: At program point L242(line 242) the Hoare annotation is: (let ((.cse0 (fp.div RNE ((_ to_fp 11 53) RNE 1.0) (_ +zero 11 53)))) (and (= .cse0 main_~x~0) (= (let ((.cse1 (fp.sub RNE .cse0 .cse0))) (fp.div RNE .cse1 .cse1)) main_~res~0))) [2018-09-20 14:29:34,596 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,597 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,597 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,597 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,597 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,598 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,598 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,598 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,604 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,605 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,605 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,605 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,605 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,605 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,605 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,606 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,608 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,608 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,608 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,608 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,608 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,609 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,609 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,609 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,609 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,609 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,610 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,610 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,611 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,611 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,611 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,611 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,611 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,612 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,612 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,612 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,612 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,612 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,612 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,613 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:29:34 BoogieIcfgContainer [2018-09-20 14:29:34,615 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:29:34,616 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:29:34,616 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:29:34,616 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:29:34,616 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:28:10" (3/4) ... [2018-09-20 14:29:34,620 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 14:29:34,628 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrt [2018-09-20 14:29:34,628 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2018-09-20 14:29:34,628 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_double [2018-09-20 14:29:34,628 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_asin [2018-09-20 14:29:34,628 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 14:29:34,629 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 14:29:34,650 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-09-20 14:29:34,651 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-09-20 14:29:34,651 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-09-20 14:29:34,687 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-09-20 14:29:34,688 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(x) == x && (\exists v_q#valueAsBitvector_12 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0]) && v_q#valueAsBitvector_12[63:32] == hx)) && (\exists v_q#valueAsBitvector_13 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_13[63:63], v_q#valueAsBitvector_13[62:52], v_q#valueAsBitvector_13[51:0]) && ix == ~bvand32(v_q#valueAsBitvector_13[63:32], 2147483647bv32)) [2018-09-20 14:29:34,689 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_q#valueAsBitvector_12 : bv64 :: ~bvand32(v_q#valueAsBitvector_12[63:32], 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0])) && \old(x) == x) && (\exists v_q#valueAsBitvector_12 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0]) && v_q#valueAsBitvector_12[63:32] == hx)) && (\exists v_q#valueAsBitvector_12 : bv64 :: !~bvsge32(~bvand32(v_q#valueAsBitvector_12[63:32], 2147483647bv32), 1072693248bv32) && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0])) [2018-09-20 14:29:34,778 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 14:29:34,778 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:29:34,782 INFO L168 Benchmark]: Toolchain (without parser) took 105369.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 216.5 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -167.8 MB). Peak memory consumption was 48.8 MB. Max. memory is 11.5 GB. [2018-09-20 14:29:34,783 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:29:34,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.50 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 930.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-09-20 14:29:34,784 INFO L168 Benchmark]: Boogie Preprocessor took 114.31 ms. Allocated memory is still 1.0 GB. Free memory is still 930.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:29:34,784 INFO L168 Benchmark]: RCFGBuilder took 20583.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -163.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-09-20 14:29:34,784 INFO L168 Benchmark]: TraceAbstraction took 83916.09 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 55.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -33.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-09-20 14:29:34,785 INFO L168 Benchmark]: Witness Printer took 162.34 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: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-09-20 14:29:34,787 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 581.50 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 930.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 114.31 ms. Allocated memory is still 1.0 GB. Free memory is still 930.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 20583.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -163.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 83916.09 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 55.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -33.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * Witness Printer took 162.34 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: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 243]: 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: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 173]: Loop Invariant [2018-09-20 14:29:34,795 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,795 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,795 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,795 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,795 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,796 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,796 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,796 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,797 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,797 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,797 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,797 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,797 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,797 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,798 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:29:34,798 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] Derived loop invariant: (\old(x) == x && (\exists v_q#valueAsBitvector_12 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0]) && v_q#valueAsBitvector_12[63:32] == hx)) && (\exists v_q#valueAsBitvector_13 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_13[63:63], v_q#valueAsBitvector_13[62:52], v_q#valueAsBitvector_13[51:0]) && ix == ~bvand32(v_q#valueAsBitvector_13[63:32], 2147483647bv32)) - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 213]: Loop Invariant [2018-09-20 14:29:34,799 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,800 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,800 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,800 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,800 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,800 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,802 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,802 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,802 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,802 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,802 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,803 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,805 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,805 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,806 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,806 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,806 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,806 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,806 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,806 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,806 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,807 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,807 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:29:34,807 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] Derived loop invariant: (((\exists v_q#valueAsBitvector_12 : bv64 :: ~bvand32(v_q#valueAsBitvector_12[63:32], 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0])) && \old(x) == x) && (\exists v_q#valueAsBitvector_12 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0]) && v_q#valueAsBitvector_12[63:32] == hx)) && (\exists v_q#valueAsBitvector_12 : bv64 :: !~bvsge32(~bvand32(v_q#valueAsBitvector_12[63:32], 2147483647bv32), 1072693248bv32) && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0])) - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 161 locations, 1 error locations. SAFE Result, 83.8s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 63.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 796 SDtfs, 274 SDslu, 3735 SDs, 0 SdLazy, 387 SolverSat, 32 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 34.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 232 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 30.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 22 LocationsWithAnnotation, 35 PreInvPairs, 48 NumberOfFragments, 265 HoareAnnotationTreeSize, 35 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 22 FomulaSimplificationsInter, 196 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 10.4s SatisfiabilityAnalysisTime, 8.0s InterpolantComputationTime, 213 NumberOfCodeBlocks, 213 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 208 ConstructedInterpolants, 53 QuantifiedInterpolants, 61678 SizeOfPredicates, 29 NumberOfNonLiveVariables, 693 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...