/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0831_true-unreach-call.c --full-output --architecture 32bit --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5eb3fea6 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_0831_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 310b8d837173dee70e619d0a00f3b0b613f42039 --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0831_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 310b8d837173dee70e619d0a00f3b0b613f42039 --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-5eb3fea [2018-09-21 17:54:41,700 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-21 17:54:41,702 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-21 17:54:41,716 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-21 17:54:41,716 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-21 17:54:41,718 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-21 17:54:41,719 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-21 17:54:41,722 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-21 17:54:41,724 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-21 17:54:41,725 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-21 17:54:41,726 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-21 17:54:41,727 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-21 17:54:41,728 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-21 17:54:41,729 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-21 17:54:41,731 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-21 17:54:41,732 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-21 17:54:41,733 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-21 17:54:41,735 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-21 17:54:41,738 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-21 17:54:41,740 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-21 17:54:41,742 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-21 17:54:41,744 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-21 17:54:41,747 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-21 17:54:41,747 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-21 17:54:41,747 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-21 17:54:41,749 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-21 17:54:41,750 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-21 17:54:41,751 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-21 17:54:41,753 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-21 17:54:41,754 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-21 17:54:41,754 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-21 17:54:41,756 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-21 17:54:41,756 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-21 17:54:41,756 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-21 17:54:41,757 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-21 17:54:41,759 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-21 17:54:41,759 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-21 17:54:41,781 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-21 17:54:41,781 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-21 17:54:41,782 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-21 17:54:41,783 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-21 17:54:41,783 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-21 17:54:41,787 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-21 17:54:41,787 INFO L133 SettingsManager]: * Use SBE=true [2018-09-21 17:54:41,787 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-21 17:54:41,787 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-21 17:54:41,787 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-21 17:54:41,788 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-21 17:54:41,788 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-21 17:54:41,788 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-21 17:54:41,788 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-21 17:54:41,788 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-21 17:54:41,788 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-21 17:54:41,789 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-21 17:54:41,789 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-21 17:54:41,789 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-21 17:54:41,789 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-21 17:54:41,792 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-21 17:54:41,792 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-21 17:54:41,792 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-21 17:54:41,793 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-21 17:54:41,793 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-21 17:54:41,793 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-21 17:54:41,794 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-21 17:54:41,794 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-21 17:54:41,794 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-21 17:54:41,794 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 -> 310b8d837173dee70e619d0a00f3b0b613f42039 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2018-09-21 17:54:41,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-21 17:54:41,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-21 17:54:41,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-21 17:54:41,910 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-21 17:54:41,912 INFO L276 PluginConnector]: CDTParser initialized [2018-09-21 17:54:41,913 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0831_true-unreach-call.c [2018-09-21 17:54:42,322 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b911c6794/6f3e92170c1f4296ac7e0027df3d93b3/FLAGbf0467af4 [2018-09-21 17:54:42,483 INFO L277 CDTParser]: Found 1 translation units. [2018-09-21 17:54:42,484 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0831_true-unreach-call.c [2018-09-21 17:54:42,499 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b911c6794/6f3e92170c1f4296ac7e0027df3d93b3/FLAGbf0467af4 [2018-09-21 17:54:42,521 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b911c6794/6f3e92170c1f4296ac7e0027df3d93b3 [2018-09-21 17:54:42,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-21 17:54:42,528 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-21 17:54:42,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-21 17:54:42,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-21 17:54:42,538 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-21 17:54:42,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 05:54:42" (1/1) ... [2018-09-21 17:54:42,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ceeb103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:42, skipping insertion in model container [2018-09-21 17:54:42,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 05:54:42" (1/1) ... [2018-09-21 17:54:42,554 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-21 17:54:42,824 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-21 17:54:42,860 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-21 17:54:42,923 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-21 17:54:42,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:42 WrapperNode [2018-09-21 17:54:42,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-21 17:54:42,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-21 17:54:42,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-21 17:54:42,980 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-21 17:54:42,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:42" (1/1) ... [2018-09-21 17:54:42,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:42" (1/1) ... [2018-09-21 17:54:43,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:42" (1/1) ... [2018-09-21 17:54:43,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:42" (1/1) ... [2018-09-21 17:54:43,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:42" (1/1) ... [2018-09-21 17:54:43,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:42" (1/1) ... [2018-09-21 17:54:43,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:42" (1/1) ... [2018-09-21 17:54:43,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-21 17:54:43,040 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-21 17:54:43,040 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-21 17:54:43,040 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-21 17:54:43,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:42" (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 [2018-09-21 17:54:43,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-21 17:54:43,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-21 17:54:43,203 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-21 17:54:43,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_exp [2018-09-21 17:54:43,203 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-21 17:54:43,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-21 17:54:43,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-21 17:54:43,204 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-21 17:54:43,204 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_exp [2018-09-21 17:54:43,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-21 17:54:43,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-21 17:54:43,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-21 17:54:43,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-21 17:54:43,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-21 17:54:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-21 17:54:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-21 17:54:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-21 17:54:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-21 17:54:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-21 17:54:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-21 17:54:44,188 INFO L373 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-21 17:54:44,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 05:54:44 BoogieIcfgContainer [2018-09-21 17:54:44,189 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-21 17:54:44,190 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-21 17:54:44,190 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-21 17:54:44,194 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-21 17:54:44,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 05:54:42" (1/3) ... [2018-09-21 17:54:44,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a7cbc0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 05:54:44, skipping insertion in model container [2018-09-21 17:54:44,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:42" (2/3) ... [2018-09-21 17:54:44,196 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a7cbc0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 05:54:44, skipping insertion in model container [2018-09-21 17:54:44,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 05:54:44" (3/3) ... [2018-09-21 17:54:44,198 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0831_true-unreach-call.c [2018-09-21 17:54:44,208 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-21 17:54:44,219 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-21 17:54:44,267 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-21 17:54:44,268 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-21 17:54:44,268 INFO L382 AbstractCegarLoop]: Hoare is false [2018-09-21 17:54:44,268 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-21 17:54:44,268 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-21 17:54:44,268 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-21 17:54:44,268 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-21 17:54:44,269 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-21 17:54:44,269 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-21 17:54:44,288 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2018-09-21 17:54:44,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-21 17:54:44,301 INFO L368 BasicCegarLoop]: Found error trace [2018-09-21 17:54:44,302 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] [2018-09-21 17:54:44,305 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-21 17:54:44,311 INFO L82 PathProgramCache]: Analyzing trace with hash 1499889978, now seen corresponding path program 1 times [2018-09-21 17:54:44,313 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-21 17:54:44,314 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-21 17:54:44,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-21 17:54:44,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-21 17:54:44,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-21 17:54:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-21 17:54:44,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-21 17:54:44,520 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-21 17:54:44,520 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-21 17:54:44,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-21 17:54:44,540 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-21 17:54:44,541 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-21 17:54:44,544 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2018-09-21 17:54:44,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-21 17:54:44,571 INFO L93 Difference]: Finished difference Result 105 states and 116 transitions. [2018-09-21 17:54:44,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-21 17:54:44,573 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-09-21 17:54:44,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-21 17:54:44,587 INFO L225 Difference]: With dead ends: 105 [2018-09-21 17:54:44,588 INFO L226 Difference]: Without dead ends: 101 [2018-09-21 17:54:44,589 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 [2018-09-21 17:54:44,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2018-09-21 17:54:44,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2018-09-21 17:54:44,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2018-09-21 17:54:44,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 112 transitions. [2018-09-21 17:54:44,642 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 112 transitions. Word has length 23 [2018-09-21 17:54:44,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-21 17:54:44,642 INFO L480 AbstractCegarLoop]: Abstraction has 101 states and 112 transitions. [2018-09-21 17:54:44,643 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-21 17:54:44,644 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 112 transitions. [2018-09-21 17:54:44,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-21 17:54:44,647 INFO L368 BasicCegarLoop]: Found error trace [2018-09-21 17:54:44,647 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] [2018-09-21 17:54:44,647 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-21 17:54:44,648 INFO L82 PathProgramCache]: Analyzing trace with hash -613576164, now seen corresponding path program 1 times [2018-09-21 17:54:44,648 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-21 17:54:44,648 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-21 17:54:44,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-21 17:54:44,649 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-21 17:54:44,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-21 17:54:44,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-21 17:54:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-21 17:54:44,785 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-21 17:54:44,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 05:54:44 BoogieIcfgContainer [2018-09-21 17:54:44,837 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-21 17:54:44,838 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-21 17:54:44,838 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-21 17:54:44,838 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-21 17:54:44,839 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 05:54:44" (3/4) ... [2018-09-21 17:54:44,843 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-21 17:54:44,843 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-21 17:54:44,844 INFO L168 Benchmark]: Toolchain (without parser) took 2318.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -125.0 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-09-21 17:54:44,846 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-09-21 17:54:44,847 INFO L168 Benchmark]: CACSL2BoogieTranslator took 447.61 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-21 17:54:44,848 INFO L168 Benchmark]: Boogie Preprocessor took 59.69 ms. Allocated memory is still 1.0 GB. Free memory is still 935.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-21 17:54:44,848 INFO L168 Benchmark]: RCFGBuilder took 1149.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 935.7 MB in the beginning and 1.1 GB in the end (delta: -175.3 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2018-09-21 17:54:44,850 INFO L168 Benchmark]: TraceAbstraction took 646.97 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: 34.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. [2018-09-21 17:54:44,850 INFO L168 Benchmark]: Witness Printer took 5.65 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. [2018-09-21 17:54:44,855 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 447.61 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.69 ms. Allocated memory is still 1.0 GB. Free memory is still 935.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1149.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 935.7 MB in the beginning and 1.1 GB in the end (delta: -175.3 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 646.97 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: 34.2 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. * Witness Printer took 5.65 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: 144]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 24, overapproximation of someBinaryArithmeticDOUBLEoperation at line 74, overapproximation of bitwiseAnd at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 18. Possible FailurePath: [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; VAL [\old(huge_exp)=10, \old(invln2_exp)=11, \old(o_threshold_exp)=19, \old(one_exp)=29, \old(P1_exp)=14, \old(P2_exp)=17, \old(P3_exp)=25, \old(P4_exp)=27, \old(P5_exp)=26, \old(twom1000_exp)=18, \old(u_threshold_exp)=23, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L139] double x = 0.0 / 0.0; VAL [huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L140] CALL, EXPR __ieee754_exp(x) VAL [\old(x)=21, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L48] double y, hi, lo, c, t; [L49] __int32_t k = 0, xsb; [L49] __int32_t k = 0, xsb; [L50] __uint32_t hx; VAL [\old(x)=21, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=21] [L53] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=21, gh_u={22:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=21] [L54] FCALL gh_u.value = (x) VAL [\old(x)=21, gh_u={22:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=21] [L55] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=21, gh_u={22:0}, gh_u.parts.msw=24, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=21] [L55] (hx) = gh_u.parts.msw VAL [\old(x)=21, gh_u={22:0}, gh_u.parts.msw=24, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=24, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=21] [L55] FCALL (hx) = gh_u.parts.msw VAL [(hx) = gh_u.parts.msw=13, \old(x)=21, gh_u={22:0}, gh_u.parts.msw=24, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=24, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=21] [L56] COND FALSE !(0) VAL [\old(x)=21, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=24, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=21] [L57] xsb = (hx >> 31) & 1 [L58] hx &= 0x7fffffff VAL [\old(x)=21, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=21, xsb=-1] [L60] COND TRUE hx >= 0x40862E42 VAL [\old(x)=21, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=1082535490, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=21, xsb=-1] [L61] COND FALSE !(hx >= 0x7ff00000) VAL [\old(x)=21, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=1082535490, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=21, xsb=-1] [L73] COND TRUE x > o_threshold_exp [L74] RET return huge_exp * huge_exp; VAL [\old(x)=21, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=1082535490, invln2_exp=1442695040888963387/1000000000000000000, k=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=21, xsb=-1] [L140] EXPR __ieee754_exp(x) VAL [__ieee754_exp(x)=12, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=21] [L140] double res = __ieee754_exp(x); [L143] CALL, EXPR isnan_double(res) VAL [\old(x)=12, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L18] RET return x != x; VAL [\old(x)=12, \result=0, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L143] EXPR isnan_double(res) VAL [huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, isnan_double(res)=0, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, res=12, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=21] [L143] COND TRUE !isnan_double(res) [L144] __VERIFIER_error() VAL [huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1442695040888963387/1000000000000000000, o_threshold_exp=88722839111672996637/125000000000000000, one_exp=1, P1_exp=166666666666666019037/1000000000000000000000, P3_exp=661375632143793436117/10000000000000000000000000, P5_exp=413813679705723846039/10000000000000000000000000000, res=12, twom1000_exp=93326361850321887899/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=21] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 105 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 116 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=105occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 0.1.23-5eb3fea [2018-09-21 17:54:47,300 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-21 17:54:47,302 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-21 17:54:47,315 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-21 17:54:47,315 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-21 17:54:47,316 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-21 17:54:47,318 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-21 17:54:47,320 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-21 17:54:47,322 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-21 17:54:47,323 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-21 17:54:47,324 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-21 17:54:47,325 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-21 17:54:47,326 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-21 17:54:47,327 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-21 17:54:47,328 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-21 17:54:47,329 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-21 17:54:47,330 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-21 17:54:47,332 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-21 17:54:47,335 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-21 17:54:47,337 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-21 17:54:47,338 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-21 17:54:47,339 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-21 17:54:47,342 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-21 17:54:47,343 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-21 17:54:47,343 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-21 17:54:47,344 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-21 17:54:47,345 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-21 17:54:47,346 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-21 17:54:47,347 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-21 17:54:47,349 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-21 17:54:47,349 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-21 17:54:47,350 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-21 17:54:47,350 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-21 17:54:47,350 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-21 17:54:47,351 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-21 17:54:47,352 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-21 17:54:47,353 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-21 17:54:47,368 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-21 17:54:47,369 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-21 17:54:47,370 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-21 17:54:47,370 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-21 17:54:47,370 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-21 17:54:47,371 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-21 17:54:47,371 INFO L133 SettingsManager]: * Use SBE=true [2018-09-21 17:54:47,371 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-21 17:54:47,371 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-21 17:54:47,372 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-21 17:54:47,372 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-21 17:54:47,372 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-21 17:54:47,372 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-21 17:54:47,372 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-21 17:54:47,373 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-21 17:54:47,373 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-21 17:54:47,373 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-21 17:54:47,373 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-21 17:54:47,374 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-21 17:54:47,374 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-21 17:54:47,374 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-21 17:54:47,374 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-21 17:54:47,375 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-21 17:54:47,375 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-21 17:54:47,375 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-21 17:54:47,375 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-21 17:54:47,375 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-21 17:54:47,376 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-21 17:54:47,376 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-21 17:54:47,376 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-21 17:54:47,376 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-21 17:54:47,376 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 -> 310b8d837173dee70e619d0a00f3b0b613f42039 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2018-09-21 17:54:47,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-21 17:54:47,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-21 17:54:47,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-21 17:54:47,472 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-21 17:54:47,472 INFO L276 PluginConnector]: CDTParser initialized [2018-09-21 17:54:47,473 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0831_true-unreach-call.c [2018-09-21 17:54:47,821 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba18ccc05/d78c917f7b174b6c9c5940e1d5e42fbb/FLAGf5249f277 [2018-09-21 17:54:48,005 INFO L277 CDTParser]: Found 1 translation units. [2018-09-21 17:54:48,007 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0831_true-unreach-call.c [2018-09-21 17:54:48,016 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba18ccc05/d78c917f7b174b6c9c5940e1d5e42fbb/FLAGf5249f277 [2018-09-21 17:54:48,034 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba18ccc05/d78c917f7b174b6c9c5940e1d5e42fbb [2018-09-21 17:54:48,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-21 17:54:48,045 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-21 17:54:48,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-21 17:54:48,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-21 17:54:48,060 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-21 17:54:48,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 05:54:48" (1/1) ... [2018-09-21 17:54:48,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bb17c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:48, skipping insertion in model container [2018-09-21 17:54:48,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 05:54:48" (1/1) ... [2018-09-21 17:54:48,076 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-21 17:54:48,378 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-21 17:54:48,404 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-21 17:54:48,456 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-21 17:54:48,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:48 WrapperNode [2018-09-21 17:54:48,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-21 17:54:48,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-21 17:54:48,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-21 17:54:48,505 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-21 17:54:48,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:48" (1/1) ... [2018-09-21 17:54:48,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:48" (1/1) ... [2018-09-21 17:54:48,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:48" (1/1) ... [2018-09-21 17:54:48,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:48" (1/1) ... [2018-09-21 17:54:48,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:48" (1/1) ... [2018-09-21 17:54:48,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:48" (1/1) ... [2018-09-21 17:54:48,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:48" (1/1) ... [2018-09-21 17:54:48,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-21 17:54:48,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-21 17:54:48,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-21 17:54:48,595 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-21 17:54:48,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:48" (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 [2018-09-21 17:54:48,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-21 17:54:48,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-21 17:54:48,756 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-21 17:54:48,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_exp [2018-09-21 17:54:48,757 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-21 17:54:48,757 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-21 17:54:48,757 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-21 17:54:48,757 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-21 17:54:48,757 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_exp [2018-09-21 17:54:48,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-21 17:54:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-21 17:54:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-21 17:54:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-21 17:54:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-21 17:54:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-21 17:54:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-21 17:54:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-21 17:54:48,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-21 17:54:48,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-21 17:54:48,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-21 17:54:49,018 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:54:49,047 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:54:49,206 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:54:49,226 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:55:00,837 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:55:00,858 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:55:00,903 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:55:01,007 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:55:01,061 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:55:01,168 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:55:03,952 INFO L373 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-21 17:55:03,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 05:55:03 BoogieIcfgContainer [2018-09-21 17:55:03,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-21 17:55:03,954 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-21 17:55:03,954 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-21 17:55:03,958 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-21 17:55:03,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 05:54:48" (1/3) ... [2018-09-21 17:55:03,959 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a67fdb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 05:55:03, skipping insertion in model container [2018-09-21 17:55:03,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:54:48" (2/3) ... [2018-09-21 17:55:03,959 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a67fdb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 05:55:03, skipping insertion in model container [2018-09-21 17:55:03,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 05:55:03" (3/3) ... [2018-09-21 17:55:03,962 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0831_true-unreach-call.c [2018-09-21 17:55:03,973 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-21 17:55:03,982 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-21 17:55:04,026 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-21 17:55:04,027 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-21 17:55:04,027 INFO L382 AbstractCegarLoop]: Hoare is false [2018-09-21 17:55:04,027 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-21 17:55:04,027 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-21 17:55:04,028 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-21 17:55:04,028 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-21 17:55:04,028 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-21 17:55:04,028 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-21 17:55:04,045 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2018-09-21 17:55:04,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-21 17:55:04,059 INFO L368 BasicCegarLoop]: Found error trace [2018-09-21 17:55:04,060 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] [2018-09-21 17:55:04,063 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-21 17:55:04,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1568963470, now seen corresponding path program 1 times [2018-09-21 17:55:04,072 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-21 17:55:04,073 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) [2018-09-21 17:55:04,079 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-21 17:55:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-21 17:55:04,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-21 17:55:04,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-21 17:55:04,460 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-21 17:55:04,482 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-21 17:55:04,482 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-21 17:55:04,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-21 17:55:04,505 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-21 17:55:04,506 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-21 17:55:04,509 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 2 states. [2018-09-21 17:55:04,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-21 17:55:04,537 INFO L93 Difference]: Finished difference Result 104 states and 115 transitions. [2018-09-21 17:55:04,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-21 17:55:04,539 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-09-21 17:55:04,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-21 17:55:04,554 INFO L225 Difference]: With dead ends: 104 [2018-09-21 17:55:04,554 INFO L226 Difference]: Without dead ends: 100 [2018-09-21 17:55:04,557 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 [2018-09-21 17:55:04,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-09-21 17:55:04,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2018-09-21 17:55:04,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-09-21 17:55:04,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 111 transitions. [2018-09-21 17:55:04,614 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 111 transitions. Word has length 22 [2018-09-21 17:55:04,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-21 17:55:04,614 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 111 transitions. [2018-09-21 17:55:04,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-21 17:55:04,615 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 111 transitions. [2018-09-21 17:55:04,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-21 17:55:04,616 INFO L368 BasicCegarLoop]: Found error trace [2018-09-21 17:55:04,618 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] [2018-09-21 17:55:04,618 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-21 17:55:04,619 INFO L82 PathProgramCache]: Analyzing trace with hash -367740404, now seen corresponding path program 1 times [2018-09-21 17:55:04,620 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-21 17:55:04,621 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-21 17:55:04,626 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-21 17:55:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-21 17:55:04,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-21 17:55:05,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-21 17:55:05,229 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-21 17:55:05,249 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-21 17:55:05,249 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-21 17:55:05,253 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-21 17:55:05,254 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-21 17:55:05,254 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-21 17:55:05,254 INFO L87 Difference]: Start difference. First operand 100 states and 111 transitions. Second operand 6 states. [2018-09-21 17:55:20,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-21 17:55:20,441 INFO L93 Difference]: Finished difference Result 107 states and 117 transitions. [2018-09-21 17:55:20,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-21 17:55:20,443 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2018-09-21 17:55:20,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-21 17:55:20,448 INFO L225 Difference]: With dead ends: 107 [2018-09-21 17:55:20,449 INFO L226 Difference]: Without dead ends: 105 [2018-09-21 17:55:20,450 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-09-21 17:55:20,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-09-21 17:55:20,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 100. [2018-09-21 17:55:20,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-09-21 17:55:20,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 110 transitions. [2018-09-21 17:55:20,463 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 110 transitions. Word has length 31 [2018-09-21 17:55:20,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-21 17:55:20,463 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 110 transitions. [2018-09-21 17:55:20,463 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-21 17:55:20,463 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 110 transitions. [2018-09-21 17:55:20,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-21 17:55:20,465 INFO L368 BasicCegarLoop]: Found error trace [2018-09-21 17:55:20,465 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] [2018-09-21 17:55:20,465 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-21 17:55:20,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1235997362, now seen corresponding path program 1 times [2018-09-21 17:55:20,466 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-21 17:55:20,468 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-21 17:55:20,474 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-21 17:55:20,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-21 17:55:20,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-21 17:55:20,818 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 [2018-09-21 17:55:20,825 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 [2018-09-21 17:55:20,825 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-21 17:55:20,831 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-21 17:55:20,878 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. [2018-09-21 17:55:20,878 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-21 17:55:21,004 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 [2018-09-21 17:55:21,020 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 [2018-09-21 17:55:21,020 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-21 17:55:21,047 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-21 17:55:21,115 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. [2018-09-21 17:55:21,115 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-21 17:55:21,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-21 17:55:21,518 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-21 17:55:21,537 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-21 17:55:21,538 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-21 17:55:21,538 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-21 17:55:21,539 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-21 17:55:21,539 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-21 17:55:21,539 INFO L87 Difference]: Start difference. First operand 100 states and 110 transitions. Second operand 9 states. [2018-09-21 17:55:22,542 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-21 17:55:22,806 WARN L178 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-09-21 17:55:40,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-21 17:55:40,597 INFO L93 Difference]: Finished difference Result 109 states and 120 transitions. [2018-09-21 17:55:40,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-21 17:55:40,599 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 32 [2018-09-21 17:55:40,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-21 17:55:40,601 INFO L225 Difference]: With dead ends: 109 [2018-09-21 17:55:40,601 INFO L226 Difference]: Without dead ends: 107 [2018-09-21 17:55:40,602 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2018-09-21 17:55:40,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-09-21 17:55:40,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 100. [2018-09-21 17:55:40,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-09-21 17:55:40,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 109 transitions. [2018-09-21 17:55:40,613 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 109 transitions. Word has length 32 [2018-09-21 17:55:40,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-21 17:55:40,613 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 109 transitions. [2018-09-21 17:55:40,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-21 17:55:40,614 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 109 transitions. [2018-09-21 17:55:40,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-21 17:55:40,616 INFO L368 BasicCegarLoop]: Found error trace [2018-09-21 17:55:40,616 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] [2018-09-21 17:55:40,617 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-21 17:55:40,617 INFO L82 PathProgramCache]: Analyzing trace with hash 1608257879, now seen corresponding path program 1 times [2018-09-21 17:55:40,618 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-21 17:55:40,618 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 [2018-09-21 17:55:40,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-21 17:55:40,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-21 17:55:40,942 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-21 17:55:41,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-21 17:55:41,042 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-21 17:55:41,059 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-21 17:55:41,059 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-21 17:55:41,060 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-21 17:55:41,060 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-21 17:55:41,060 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-09-21 17:55:41,060 INFO L87 Difference]: Start difference. First operand 100 states and 109 transitions. Second operand 5 states. [2018-09-21 17:55:57,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-21 17:55:57,229 INFO L93 Difference]: Finished difference Result 106 states and 114 transitions. [2018-09-21 17:55:57,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-21 17:55:57,232 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-09-21 17:55:57,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-21 17:55:57,235 INFO L225 Difference]: With dead ends: 106 [2018-09-21 17:55:57,235 INFO L226 Difference]: Without dead ends: 104 [2018-09-21 17:55:57,235 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-09-21 17:55:57,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-09-21 17:55:57,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 100. [2018-09-21 17:55:57,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-09-21 17:55:57,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 108 transitions. [2018-09-21 17:55:57,246 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 108 transitions. Word has length 32 [2018-09-21 17:55:57,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-21 17:55:57,247 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 108 transitions. [2018-09-21 17:55:57,247 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-21 17:55:57,247 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 108 transitions. [2018-09-21 17:55:57,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-21 17:55:57,248 INFO L368 BasicCegarLoop]: Found error trace [2018-09-21 17:55:57,248 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] [2018-09-21 17:55:57,249 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-21 17:55:57,249 INFO L82 PathProgramCache]: Analyzing trace with hash 1038283573, now seen corresponding path program 1 times [2018-09-21 17:55:57,251 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-21 17:55:57,251 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) [2018-09-21 17:55:57,263 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-09-21 17:56:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-21 17:56:00,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-21 17:56:00,815 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 [2018-09-21 17:56:00,822 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 [2018-09-21 17:56:00,822 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-21 17:56:00,829 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-21 17:56:00,848 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. [2018-09-21 17:56:00,849 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-21 17:56:00,908 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 [2018-09-21 17:56:00,915 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 [2018-09-21 17:56:00,916 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-21 17:56:00,921 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-21 17:56:00,938 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. [2018-09-21 17:56:00,938 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-21 17:56:01,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-21 17:56:01,195 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-21 17:56:01,257 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-21 17:56:01,257 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-21 17:56:01,257 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-21 17:56:01,258 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-21 17:56:01,258 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-21 17:56:01,258 INFO L87 Difference]: Start difference. First operand 100 states and 108 transitions. Second operand 9 states. [2018-09-21 17:56:01,562 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-09-21 17:56:02,038 WARN L178 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-21 17:56:17,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-21 17:56:17,894 INFO L93 Difference]: Finished difference Result 157 states and 168 transitions. [2018-09-21 17:56:17,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-21 17:56:17,896 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 33 [2018-09-21 17:56:17,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-21 17:56:17,898 INFO L225 Difference]: With dead ends: 157 [2018-09-21 17:56:17,898 INFO L226 Difference]: Without dead ends: 102 [2018-09-21 17:56:17,898 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2018-09-21 17:56:17,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-09-21 17:56:17,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 98. [2018-09-21 17:56:17,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-09-21 17:56:17,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 103 transitions. [2018-09-21 17:56:17,908 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 103 transitions. Word has length 33 [2018-09-21 17:56:17,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-21 17:56:17,908 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 103 transitions. [2018-09-21 17:56:17,908 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-21 17:56:17,909 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 103 transitions. [2018-09-21 17:56:17,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-21 17:56:17,911 INFO L368 BasicCegarLoop]: Found error trace [2018-09-21 17:56:17,911 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] [2018-09-21 17:56:17,911 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-21 17:56:17,911 INFO L82 PathProgramCache]: Analyzing trace with hash 1633985269, now seen corresponding path program 1 times [2018-09-21 17:56:17,912 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-21 17:56:17,912 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-09-21 17:56:17,920 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-21 17:56:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-21 17:56:22,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-21 17:56:24,621 WARN L797 $PredicateComparison]: unable to prove that (exists ((__ieee754_exp_~t~0 (_ FloatingPoint 11 53))) (= (fp.sub RNE |c___ieee754_exp_#in~x| (fp.mul RNE __ieee754_exp_~t~0 (select c_~ln2HI_exp~0 (_ bv0 32)))) c___ieee754_exp_~hi~0)) is different from false [2018-09-21 17:56:26,668 WARN L819 $PredicateComparison]: unable to prove that (exists ((__ieee754_exp_~t~0 (_ FloatingPoint 11 53))) (= (fp.sub RNE |c___ieee754_exp_#in~x| (fp.mul RNE __ieee754_exp_~t~0 (select c_~ln2HI_exp~0 (_ bv0 32)))) c___ieee754_exp_~hi~0)) is different from true [2018-09-21 17:56:28,751 WARN L797 $PredicateComparison]: unable to prove that (exists ((__ieee754_exp_~lo~0 (_ FloatingPoint 11 53)) (__ieee754_exp_~t~0 (_ FloatingPoint 11 53))) (= c___ieee754_exp_~x (fp.sub RNE (fp.sub RNE |c___ieee754_exp_#in~x| (fp.mul RNE __ieee754_exp_~t~0 (select c_~ln2HI_exp~0 (_ bv0 32)))) __ieee754_exp_~lo~0))) is different from false [2018-09-21 17:56:30,846 WARN L819 $PredicateComparison]: unable to prove that (exists ((__ieee754_exp_~lo~0 (_ FloatingPoint 11 53)) (__ieee754_exp_~t~0 (_ FloatingPoint 11 53))) (= c___ieee754_exp_~x (fp.sub RNE (fp.sub RNE |c___ieee754_exp_#in~x| (fp.mul RNE __ieee754_exp_~t~0 (select c_~ln2HI_exp~0 (_ bv0 32)))) __ieee754_exp_~lo~0))) is different from true [2018-09-21 17:56:33,469 WARN L797 $PredicateComparison]: unable to prove that (exists ((__ieee754_exp_~lo~0 (_ FloatingPoint 11 53)) (__ieee754_exp_~c~0 (_ FloatingPoint 11 53)) (__ieee754_exp_~t~0 (_ FloatingPoint 11 53))) (= |c___ieee754_exp_#res| (fp.sub RNE c_~one_exp~0 (let ((.cse0 (fp.sub RNE (fp.sub RNE |c___ieee754_exp_#in~x| (fp.mul RNE __ieee754_exp_~t~0 (select c_~ln2HI_exp~0 (_ bv0 32)))) __ieee754_exp_~lo~0))) (fp.sub RNE (fp.div RNE (fp.mul RNE .cse0 __ieee754_exp_~c~0) (fp.sub RNE __ieee754_exp_~c~0 ((_ to_fp 11 53) RNE 2.0))) .cse0))))) is different from false [2018-09-21 17:56:35,884 WARN L819 $PredicateComparison]: unable to prove that (exists ((__ieee754_exp_~lo~0 (_ FloatingPoint 11 53)) (__ieee754_exp_~c~0 (_ FloatingPoint 11 53)) (__ieee754_exp_~t~0 (_ FloatingPoint 11 53))) (= |c___ieee754_exp_#res| (fp.sub RNE c_~one_exp~0 (let ((.cse0 (fp.sub RNE (fp.sub RNE |c___ieee754_exp_#in~x| (fp.mul RNE __ieee754_exp_~t~0 (select c_~ln2HI_exp~0 (_ bv0 32)))) __ieee754_exp_~lo~0))) (fp.sub RNE (fp.div RNE (fp.mul RNE .cse0 __ieee754_exp_~c~0) (fp.sub RNE __ieee754_exp_~c~0 ((_ to_fp 11 53) RNE 2.0))) .cse0))))) is different from true [2018-09-21 17:56:38,083 INFO L303 Elim1Store]: Index analysis took 2195 ms [2018-09-21 17:56:38,084 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2018-09-21 17:56:38,085 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-21 17:56:41,371 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2018-09-21 17:56:41,371 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:48, output treesize:44 [2018-09-21 17:56:46,842 WARN L178 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 21 [2018-09-21 17:56:57,029 WARN L178 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 21 [2018-09-21 17:57:04,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-21 17:57:04,679 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-21 17:57:04,750 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-21 17:57:04,751 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-09-21 17:57:04,751 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-21 17:57:04,751 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-21 17:57:04,752 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=40, Unknown=9, NotChecked=42, Total=110 [2018-09-21 17:57:04,752 INFO L87 Difference]: Start difference. First operand 98 states and 103 transitions. Second operand 11 states. [2018-09-21 17:57:26,698 WARN L178 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 27 [2018-09-21 17:57:27,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-21 17:57:27,061 INFO L93 Difference]: Finished difference Result 105 states and 110 transitions. [2018-09-21 17:57:27,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-21 17:57:27,063 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 34 [2018-09-21 17:57:27,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-21 17:57:27,065 INFO L225 Difference]: With dead ends: 105 [2018-09-21 17:57:27,066 INFO L226 Difference]: Without dead ends: 100 [2018-09-21 17:57:27,067 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 48.9s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=12, NotChecked=48, Total=132 [2018-09-21 17:57:27,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-09-21 17:57:27,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2018-09-21 17:57:27,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-09-21 17:57:27,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 102 transitions. [2018-09-21 17:57:27,083 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 102 transitions. Word has length 34 [2018-09-21 17:57:27,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-21 17:57:27,084 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 102 transitions. [2018-09-21 17:57:27,084 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-21 17:57:27,084 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 102 transitions. [2018-09-21 17:57:27,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-21 17:57:27,086 INFO L368 BasicCegarLoop]: Found error trace [2018-09-21 17:57:27,086 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] [2018-09-21 17:57:27,087 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-21 17:57:27,087 INFO L82 PathProgramCache]: Analyzing trace with hash -433186369, now seen corresponding path program 1 times [2018-09-21 17:57:27,088 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-21 17:57:27,088 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-09-21 17:57:27,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-21 17:57:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-21 17:57:27,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-21 17:57:28,684 WARN L178 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2018-09-21 17:57:29,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-21 17:57:29,630 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-21 17:57:29,646 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-21 17:57:29,646 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-21 17:57:29,647 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-21 17:57:29,647 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-21 17:57:29,647 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-21 17:57:29,648 INFO L87 Difference]: Start difference. First operand 98 states and 102 transitions. Second operand 9 states. [2018-09-21 17:57:41,708 WARN L178 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-09-21 17:57:43,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-21 17:57:43,652 INFO L93 Difference]: Finished difference Result 105 states and 109 transitions. [2018-09-21 17:57:43,653 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-21 17:57:43,653 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 41 [2018-09-21 17:57:43,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-21 17:57:43,655 INFO L225 Difference]: With dead ends: 105 [2018-09-21 17:57:43,655 INFO L226 Difference]: Without dead ends: 100 [2018-09-21 17:57:43,655 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-09-21 17:57:43,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-09-21 17:57:43,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2018-09-21 17:57:43,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-09-21 17:57:43,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 101 transitions. [2018-09-21 17:57:43,669 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 101 transitions. Word has length 41 [2018-09-21 17:57:43,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-21 17:57:43,669 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 101 transitions. [2018-09-21 17:57:43,670 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-21 17:57:43,670 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 101 transitions. [2018-09-21 17:57:43,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-21 17:57:43,676 INFO L368 BasicCegarLoop]: Found error trace [2018-09-21 17:57:43,677 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] [2018-09-21 17:57:43,677 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-21 17:57:43,677 INFO L82 PathProgramCache]: Analyzing trace with hash -866695782, now seen corresponding path program 1 times [2018-09-21 17:57:43,678 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-21 17:57:43,678 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-09-21 17:57:43,684 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-21 17:57:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-21 17:57:43,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-21 17:57:44,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-21 17:57:44,046 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-21 17:57:44,057 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-21 17:57:44,058 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-21 17:57:44,058 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-21 17:57:44,058 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-21 17:57:44,058 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-09-21 17:57:44,059 INFO L87 Difference]: Start difference. First operand 98 states and 101 transitions. Second operand 10 states. [2018-09-21 17:57:55,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-21 17:57:55,228 INFO L93 Difference]: Finished difference Result 106 states and 109 transitions. [2018-09-21 17:57:55,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-09-21 17:57:55,230 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 43 [2018-09-21 17:57:55,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-21 17:57:55,231 INFO L225 Difference]: With dead ends: 106 [2018-09-21 17:57:55,231 INFO L226 Difference]: Without dead ends: 100 [2018-09-21 17:57:55,232 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2018-09-21 17:57:55,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-09-21 17:57:55,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2018-09-21 17:57:55,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-09-21 17:57:55,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 100 transitions. [2018-09-21 17:57:55,239 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 100 transitions. Word has length 43 [2018-09-21 17:57:55,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-21 17:57:55,240 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 100 transitions. [2018-09-21 17:57:55,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-21 17:57:55,241 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 100 transitions. [2018-09-21 17:57:55,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-21 17:57:55,242 INFO L368 BasicCegarLoop]: Found error trace [2018-09-21 17:57:55,242 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] [2018-09-21 17:57:55,244 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-21 17:57:55,244 INFO L82 PathProgramCache]: Analyzing trace with hash -165631204, now seen corresponding path program 1 times [2018-09-21 17:57:55,244 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-21 17:57:55,245 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2018-09-21 17:57:55,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-21 17:57:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-21 17:57:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-21 17:57:55,572 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-21 17:57:55,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 05:57:55 BoogieIcfgContainer [2018-09-21 17:57:55,748 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-21 17:57:55,749 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-21 17:57:55,749 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-21 17:57:55,749 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-21 17:57:55,750 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 05:55:03" (3/4) ... [2018-09-21 17:57:55,754 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-09-21 17:57:55,966 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-21 17:57:55,970 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-21 17:57:55,972 INFO L168 Benchmark]: Toolchain (without parser) took 187929.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.0 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -109.3 MB). Peak memory consumption was 85.7 MB. Max. memory is 11.5 GB. [2018-09-21 17:57:55,972 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. [2018-09-21 17:57:55,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 457.20 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 938.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-21 17:57:55,976 INFO L168 Benchmark]: Boogie Preprocessor took 89.97 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 937.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2018-09-21 17:57:55,976 INFO L168 Benchmark]: RCFGBuilder took 15357.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -139.9 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2018-09-21 17:57:55,977 INFO L168 Benchmark]: TraceAbstraction took 171794.42 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 63.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -1.9 MB). Peak memory consumption was 61.6 MB. Max. memory is 11.5 GB. [2018-09-21 17:57:55,980 INFO L168 Benchmark]: Witness Printer took 221.76 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: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-09-21 17:57:55,983 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 457.20 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 938.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 89.97 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 937.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 15357.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -139.9 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 171794.42 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 63.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -1.9 MB). Peak memory consumption was 61.6 MB. Max. memory is 11.5 GB. * Witness Printer took 221.76 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: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 144]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; [L20-L45] static const double one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+300, twom1000_exp = 9.33263618503218878990e-302, o_threshold_exp = 7.09782712893383973096e+02, u_threshold_exp = -7.45133219101941108420e+02, ln2HI_exp[2] = { 6.93147180369123816490e-01, -6.93147180369123816490e-01, }, ln2LO_exp[2] = { 1.90821492927058770002e-10, -1.90821492927058770002e-10, }, invln2_exp = 1.44269504088896338700e+00, P1_exp = 1.66666666666666019037e-01, P2_exp = -2.77777777770155933842e-03, P3_exp = 6.61375632143793436117e-05, P4_exp = -1.65339022054652515390e-06, P5_exp = 4.13813679705723846039e-08; VAL [\old(huge_exp)=0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000015, \old(invln2_exp)=0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030, \old(o_threshold_exp)=0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, \old(one_exp)=0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000059, \old(P1_exp)=0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000025, \old(P2_exp)=0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000035, \old(P3_exp)=0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040, \old(P4_exp)=0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000049, \old(P5_exp)=0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000054, \old(twom1000_exp)=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000049, \old(u_threshold_exp)=0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000044, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1.4426950408889634, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411] [L139] double x = 0.0 / 0.0; VAL [huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1.4426950408889634, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN] [L140] CALL, EXPR __ieee754_exp(x) VAL [\old(x)=NaN, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1.4426950408889634, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411] [L48] double y, hi, lo, c, t; [L49] __int32_t k = 0, xsb; [L49] __int32_t k = 0, xsb; [L50] __uint32_t hx; VAL [\old(x)=NaN, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1.4426950408889634, k=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN] [L53] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=NaN, gh_u={2:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1.4426950408889634, k=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN] [L54] FCALL gh_u.value = (x) VAL [\old(x)=NaN, gh_u={2:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1.4426950408889634, k=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN] [L55] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=NaN, gh_u={2:0}, gh_u.parts.msw=-1048576, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1.4426950408889634, k=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN] [L55] (hx) = gh_u.parts.msw VAL [\old(x)=NaN, gh_u={2:0}, gh_u.parts.msw=-1048576, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=4293918720, invln2_exp=1.4426950408889634, k=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN] [L55] FCALL (hx) = gh_u.parts.msw VAL [(hx) = gh_u.parts.msw=NaN, \old(x)=NaN, gh_u={2:0}, gh_u.parts.msw=-1048576, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=4293918720, invln2_exp=1.4426950408889634, k=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN] [L56] COND FALSE !(0) VAL [\old(x)=NaN, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=4293918720, invln2_exp=1.4426950408889634, k=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN] [L57] xsb = (hx >> 31) & 1 [L58] hx &= 0x7fffffff VAL [\old(x)=NaN, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, invln2_exp=1.4426950408889634, k=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN, xsb=1] [L60] COND TRUE hx >= 0x40862E42 VAL [\old(x)=NaN, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, invln2_exp=1.4426950408889634, k=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN, xsb=1] [L61] COND TRUE hx >= 0x7ff00000 [L62] __uint32_t lx; VAL [\old(x)=NaN, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, invln2_exp=1.4426950408889634, k=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN, xsb=1] [L64] FCALL ieee_double_shape_type gl_u; VAL [\old(x)=NaN, gl_u={3:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, invln2_exp=1.4426950408889634, k=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN, xsb=1] [L65] FCALL gl_u.value = (x) VAL [\old(x)=NaN, gl_u={3:0}, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, invln2_exp=1.4426950408889634, k=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN, xsb=1] [L66] EXPR, FCALL gl_u.parts.lsw VAL [\old(x)=NaN, gl_u={3:0}, gl_u.parts.lsw=0, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, invln2_exp=1.4426950408889634, k=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN, xsb=1] [L66] (lx) = gl_u.parts.lsw VAL [\old(x)=NaN, gl_u={3:0}, gl_u.parts.lsw=0, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, invln2_exp=1.4426950408889634, k=0, lx=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN, xsb=1] [L66] FCALL (lx) = gl_u.parts.lsw VAL [(lx) = gl_u.parts.lsw=NaN, \old(x)=NaN, gl_u={3:0}, gl_u.parts.lsw=0, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, invln2_exp=1.4426950408889634, k=0, lx=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN, xsb=1] [L67] COND FALSE !(0) VAL [\old(x)=NaN, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, invln2_exp=1.4426950408889634, k=0, lx=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN, xsb=1] [L68] COND FALSE !(((hx & 0xfffff) | lx) != 0) VAL [\old(x)=NaN, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, invln2_exp=1.4426950408889634, k=0, lx=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN, xsb=1] [L71] COND FALSE, EXPR !((xsb == 0) ? x : 0.0) [L71] EXPR (xsb == 0) ? x : 0.0 VAL [(xsb == 0) ? x : 0.0=0.0, \old(x)=NaN, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435072, invln2_exp=1.4426950408889634, k=0, lx=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN, xsb=1] [L71] RET return (xsb == 0) ? x : 0.0; [L140] EXPR __ieee754_exp(x) VAL [__ieee754_exp(x)=0.0, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1.4426950408889634, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN] [L140] double res = __ieee754_exp(x); [L143] CALL, EXPR isnan_double(res) VAL [\old(x)=0.0, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1.4426950408889634, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411] [L18] RET return x != x; VAL [\old(x)=0.0, \result=0, huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1.4426950408889634, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=0.0] [L143] EXPR isnan_double(res) VAL [huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1.4426950408889634, isnan_double(res)=0, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, res=0.0, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN] [L143] COND TRUE !isnan_double(res) [L144] __VERIFIER_error() VAL [huge_exp=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, invln2_exp=1.4426950408889634, o_threshold_exp=709.782712893384, one_exp=1.0, P1_exp=0.16666666666666602, P2_exp=-0.0027777777777015593, P3_exp=0.00006613756321437934, P4_exp=-0.0000016533902205465252, P5_exp=0.000000041381367970572385, res=0.0, twom1000_exp=0.00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009332636185032189, u_threshold_exp=-745.1332191019411, x=NaN] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 104 locations, 1 error locations. UNSAFE Result, 171.7s OverallTime, 9 OverallIterations, 1 TraceHistogramMax, 114.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 751 SDtfs, 388 SDslu, 3204 SDs, 0 SdLazy, 640 SolverSat, 22 SolverUnsat, 25 SolverUnknown, 0 SolverNotchecked, 87.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 288 GetRequests, 214 SyntacticMatches, 1 SemanticMatches, 73 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 57.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred 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, 8 MinimizatonAttempts, 26 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 8.7s SatisfiabilityAnalysisTime, 47.2s InterpolantComputationTime, 311 NumberOfCodeBlocks, 311 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 260 ConstructedInterpolants, 36 QuantifiedInterpolants, 48557 SizeOfPredicates, 39 NumberOfNonLiveVariables, 906 ConjunctsInSsa, 64 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...