/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 -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_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 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.23-40ef509 [2018-09-20 14:46:01,491 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:46:01,494 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:46:01,506 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:46:01,506 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:46:01,508 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:46:01,509 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:46:01,513 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:46:01,515 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:46:01,518 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:46:01,521 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:46:01,522 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:46:01,523 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:46:01,525 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:46:01,528 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:46:01,531 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:46:01,534 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:46:01,536 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:46:01,540 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:46:01,545 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:46:01,547 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:46:01,550 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:46:01,557 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:46:01,558 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:46:01,558 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:46:01,559 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:46:01,563 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:46:01,564 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:46:01,566 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:46:01,568 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:46:01,568 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:46:01,572 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:46:01,572 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:46:01,572 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:46:01,573 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:46:01,575 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:46:01,576 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 14:46:01,607 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:46:01,608 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:46:01,609 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:46:01,609 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:46:01,610 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:46:01,611 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:46:01,612 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:46:01,612 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:46:01,612 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:46:01,612 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 14:46:01,613 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:46:01,613 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:46:01,614 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:46:01,614 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:46:01,614 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:46:01,614 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:46:01,614 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:46:01,615 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:46:01,615 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:46:01,615 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:46:01,615 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:46:01,618 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:46:01,618 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:46:01,619 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:46:01,619 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:46:01,619 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:46:01,620 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 14:46:01,620 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:46:01,620 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 14:46:01,621 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 [2018-09-20 14:46:01,705 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:46:01,729 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:46:01,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:46:01,736 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:46:01,737 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:46:01,738 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0831_true-unreach-call.c [2018-09-20 14:46:02,081 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6211cecac/5c0604671563461fa64e9de218c49215/FLAG277b45eeb [2018-09-20 14:46:02,250 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:46:02,250 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0831_true-unreach-call.c [2018-09-20 14:46:02,260 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6211cecac/5c0604671563461fa64e9de218c49215/FLAG277b45eeb [2018-09-20 14:46:02,276 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6211cecac/5c0604671563461fa64e9de218c49215 [2018-09-20 14:46:02,282 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:46:02,286 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:46:02,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:46:02,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:46:02,295 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:46:02,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:46:02" (1/1) ... [2018-09-20 14:46:02,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e198922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:02, skipping insertion in model container [2018-09-20 14:46:02,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:46:02" (1/1) ... [2018-09-20 14:46:02,313 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:46:02,571 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:46:02,596 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:46:02,660 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:46:02,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:02 WrapperNode [2018-09-20 14:46:02,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:46:02,725 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:46:02,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:46:02,726 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:46:02,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:02" (1/1) ... [2018-09-20 14:46:02,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:02" (1/1) ... [2018-09-20 14:46:02,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:02" (1/1) ... [2018-09-20 14:46:02,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:02" (1/1) ... [2018-09-20 14:46:02,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:02" (1/1) ... [2018-09-20 14:46:02,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:02" (1/1) ... [2018-09-20 14:46:02,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:02" (1/1) ... [2018-09-20 14:46:02,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:46:02,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:46:02,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:46:02,801 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:46:02,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:46:02,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:46:02,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:46:02,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 14:46:02,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_exp [2018-09-20 14:46:02,962 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:46:02,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:46:02,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 14:46:02,963 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 14:46:02,963 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_exp [2018-09-20 14:46:02,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:46:02,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 14:46:02,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 14:46:02,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:46:02,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 14:46:02,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 14:46:02,966 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:46:02,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:46:02,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:46:02,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 14:46:02,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 14:46:03,865 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:46:03,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:46:03 BoogieIcfgContainer [2018-09-20 14:46:03,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:46:03,867 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:46:03,867 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:46:03,870 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:46:03,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:46:02" (1/3) ... [2018-09-20 14:46:03,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a56a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:46:03, skipping insertion in model container [2018-09-20 14:46:03,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:02" (2/3) ... [2018-09-20 14:46:03,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49a56a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:46:03, skipping insertion in model container [2018-09-20 14:46:03,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:46:03" (3/3) ... [2018-09-20 14:46:03,874 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0831_true-unreach-call.c [2018-09-20 14:46:03,885 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:46:03,895 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:46:03,946 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:46:03,947 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:46:03,947 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:46:03,947 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:46:03,947 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:46:03,948 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:46:03,948 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:46:03,948 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:46:03,948 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:46:03,971 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2018-09-20 14:46:03,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-20 14:46:03,981 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:46:03,982 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:46:03,985 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:46:03,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1499889978, now seen corresponding path program 1 times [2018-09-20 14:46:03,992 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:46:03,993 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:46:04,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:46:04,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:46:04,041 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:46:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:46:04,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:46:04,185 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:46:04,185 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:46:04,189 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:46:04,201 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:46:04,202 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:46:04,205 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2018-09-20 14:46:04,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:46:04,238 INFO L93 Difference]: Finished difference Result 202 states and 250 transitions. [2018-09-20 14:46:04,239 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:46:04,240 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-09-20 14:46:04,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:46:04,253 INFO L225 Difference]: With dead ends: 202 [2018-09-20 14:46:04,253 INFO L226 Difference]: Without dead ends: 101 [2018-09-20 14:46:04,258 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:46:04,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2018-09-20 14:46:04,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2018-09-20 14:46:04,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2018-09-20 14:46:04,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 112 transitions. [2018-09-20 14:46:04,312 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 112 transitions. Word has length 23 [2018-09-20 14:46:04,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:46:04,313 INFO L480 AbstractCegarLoop]: Abstraction has 101 states and 112 transitions. [2018-09-20 14:46:04,313 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:46:04,313 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 112 transitions. [2018-09-20 14:46:04,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-20 14:46:04,315 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:46:04,315 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:46:04,315 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:46:04,316 INFO L82 PathProgramCache]: Analyzing trace with hash -613576164, now seen corresponding path program 1 times [2018-09-20 14:46:04,316 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:46:04,316 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:46:04,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:46:04,317 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:46:04,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:46:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:46:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:46:04,514 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 14:46:04,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:46:04 BoogieIcfgContainer [2018-09-20 14:46:04,572 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:46:04,573 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:46:04,573 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:46:04,573 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:46:04,574 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:46:03" (3/4) ... [2018-09-20 14:46:04,578 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 14:46:04,578 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:46:04,579 INFO L168 Benchmark]: Toolchain (without parser) took 2295.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -110.3 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-09-20 14:46:04,582 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. [2018-09-20 14:46:04,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 437.58 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. [2018-09-20 14:46:04,583 INFO L168 Benchmark]: Boogie Preprocessor took 74.83 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. [2018-09-20 14:46:04,584 INFO L168 Benchmark]: RCFGBuilder took 1065.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 935.7 MB in the beginning and 1.1 GB in the end (delta: -160.6 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2018-09-20 14:46:04,585 INFO L168 Benchmark]: TraceAbstraction took 705.87 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. [2018-09-20 14:46:04,586 INFO L168 Benchmark]: Witness Printer took 5.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:46:04,590 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 437.58 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 74.83 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 1065.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 935.7 MB in the beginning and 1.1 GB in the end (delta: -160.6 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 705.87 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 5.60 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, 0.6s 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 0.1.23-40ef509 [2018-09-20 14:46:07,085 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:46:07,088 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:46:07,106 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:46:07,107 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:46:07,109 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:46:07,111 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:46:07,113 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:46:07,116 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:46:07,120 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:46:07,123 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:46:07,124 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:46:07,125 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:46:07,128 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:46:07,136 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:46:07,140 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:46:07,141 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:46:07,144 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:46:07,146 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:46:07,149 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:46:07,153 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:46:07,155 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:46:07,159 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:46:07,160 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:46:07,161 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:46:07,162 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:46:07,163 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:46:07,164 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:46:07,165 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:46:07,166 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:46:07,169 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:46:07,169 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:46:07,170 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:46:07,170 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:46:07,171 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:46:07,171 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:46:07,175 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 14:46:07,204 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:46:07,205 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:46:07,206 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:46:07,207 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:46:07,208 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:46:07,209 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:46:07,209 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:46:07,209 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:46:07,210 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:46:07,210 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:46:07,210 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:46:07,210 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:46:07,210 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:46:07,210 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:46:07,211 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 14:46:07,211 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 14:46:07,211 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:46:07,211 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:46:07,211 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:46:07,214 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:46:07,215 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:46:07,215 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:46:07,215 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:46:07,215 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:46:07,216 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:46:07,216 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:46:07,217 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:46:07,217 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 14:46:07,217 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:46:07,217 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 14:46:07,217 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 14:46:07,219 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 [2018-09-20 14:46:07,312 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:46:07,334 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:46:07,341 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:46:07,343 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:46:07,343 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:46:07,344 INFO L418 ainManager$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 [2018-09-20 14:46:07,692 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/288ba36e1/ad43e5f79025417ab5bf1a723f843dfc/FLAG714d35ccb [2018-09-20 14:46:07,902 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:46:07,903 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0831_true-unreach-call.c [2018-09-20 14:46:07,912 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/288ba36e1/ad43e5f79025417ab5bf1a723f843dfc/FLAG714d35ccb [2018-09-20 14:46:07,928 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/288ba36e1/ad43e5f79025417ab5bf1a723f843dfc [2018-09-20 14:46:07,932 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:46:07,935 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:46:07,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:46:07,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:46:07,943 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:46:07,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:46:07" (1/1) ... [2018-09-20 14:46:07,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ef5c2d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:07, skipping insertion in model container [2018-09-20 14:46:07,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:46:07" (1/1) ... [2018-09-20 14:46:07,960 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:46:08,219 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:46:08,249 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:46:08,289 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:46:08,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:08 WrapperNode [2018-09-20 14:46:08,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:46:08,367 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:46:08,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:46:08,369 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:46:08,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:08" (1/1) ... [2018-09-20 14:46:08,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:08" (1/1) ... [2018-09-20 14:46:08,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:08" (1/1) ... [2018-09-20 14:46:08,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:08" (1/1) ... [2018-09-20 14:46:08,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:08" (1/1) ... [2018-09-20 14:46:08,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:08" (1/1) ... [2018-09-20 14:46:08,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:08" (1/1) ... [2018-09-20 14:46:08,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:46:08,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:46:08,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:46:08,457 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:46:08,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:46:08,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:46:08,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:46:08,603 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 14:46:08,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_exp [2018-09-20 14:46:08,603 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:46:08,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 14:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 14:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_exp [2018-09-20 14:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-20 14:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 14:46:08,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:46:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 14:46:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-20 14:46:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:46:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:46:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:46:08,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-20 14:46:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 14:46:08,912 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:08,936 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:09,001 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:09,021 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:20,488 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:20,508 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:20,556 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:20,660 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:20,714 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:20,826 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:46:23,561 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:46:23,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:46:23 BoogieIcfgContainer [2018-09-20 14:46:23,562 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:46:23,563 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:46:23,563 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:46:23,566 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:46:23,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:46:07" (1/3) ... [2018-09-20 14:46:23,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2189b5fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:46:23, skipping insertion in model container [2018-09-20 14:46:23,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:46:08" (2/3) ... [2018-09-20 14:46:23,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2189b5fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:46:23, skipping insertion in model container [2018-09-20 14:46:23,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:46:23" (3/3) ... [2018-09-20 14:46:23,570 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0831_true-unreach-call.c [2018-09-20 14:46:23,580 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:46:23,588 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:46:23,635 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:46:23,636 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:46:23,636 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:46:23,636 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:46:23,637 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:46:23,637 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:46:23,637 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:46:23,637 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:46:23,637 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:46:23,659 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states. [2018-09-20 14:46:23,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-20 14:46:23,668 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:46:23,669 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:46:23,671 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:46:23,677 INFO L82 PathProgramCache]: Analyzing trace with hash -1568963470, now seen corresponding path program 1 times [2018-09-20 14:46:23,682 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:46:23,683 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-20 14:46:23,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:46:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:46:24,022 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:46:24,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:46:24,042 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:46:24,061 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:46:24,061 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:46:24,064 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:46:24,079 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:46:24,080 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:46:24,083 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 2 states. [2018-09-20 14:46:24,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:46:24,116 INFO L93 Difference]: Finished difference Result 200 states and 248 transitions. [2018-09-20 14:46:24,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:46:24,118 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-09-20 14:46:24,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:46:24,133 INFO L225 Difference]: With dead ends: 200 [2018-09-20 14:46:24,133 INFO L226 Difference]: Without dead ends: 100 [2018-09-20 14:46:24,138 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:46:24,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-09-20 14:46:24,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 100. [2018-09-20 14:46:24,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-09-20 14:46:24,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 111 transitions. [2018-09-20 14:46:24,189 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 111 transitions. Word has length 22 [2018-09-20 14:46:24,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:46:24,190 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 111 transitions. [2018-09-20 14:46:24,190 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:46:24,190 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 111 transitions. [2018-09-20 14:46:24,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-20 14:46:24,192 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:46:24,192 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:46:24,192 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:46:24,193 INFO L82 PathProgramCache]: Analyzing trace with hash -367740404, now seen corresponding path program 1 times [2018-09-20 14:46:24,194 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:46:24,194 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 [2018-09-20 14:46:24,200 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:46:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:46:24,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:46:24,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:46:24,896 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:46:24,917 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:46:24,917 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-20 14:46:24,921 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-20 14:46:24,922 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-20 14:46:24,922 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-20 14:46:24,922 INFO L87 Difference]: Start difference. First operand 100 states and 111 transitions. Second operand 6 states. [2018-09-20 14:46:46,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:46:46,390 INFO L93 Difference]: Finished difference Result 115 states and 125 transitions. [2018-09-20 14:46:46,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-20 14:46:46,394 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2018-09-20 14:46:46,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:46:46,399 INFO L225 Difference]: With dead ends: 115 [2018-09-20 14:46:46,400 INFO L226 Difference]: Without dead ends: 105 [2018-09-20 14:46:46,401 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-09-20 14:46:46,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-09-20 14:46:46,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 100. [2018-09-20 14:46:46,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-09-20 14:46:46,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 110 transitions. [2018-09-20 14:46:46,415 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 110 transitions. Word has length 31 [2018-09-20 14:46:46,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:46:46,416 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 110 transitions. [2018-09-20 14:46:46,416 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-20 14:46:46,416 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 110 transitions. [2018-09-20 14:46:46,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-20 14:46:46,419 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:46:46,419 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:46:46,419 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:46:46,420 INFO L82 PathProgramCache]: Analyzing trace with hash -1235997362, now seen corresponding path program 1 times [2018-09-20 14:46:46,421 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:46:46,421 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 [2018-09-20 14:46:46,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:46:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:46:46,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:46:46,738 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-09-20 14:46:46,746 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 14:46:46,746 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:46:46,769 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:46:46,821 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:46:46,822 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:46:46,973 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-09-20 14:46:46,989 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-09-20 14:46:46,990 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:46:47,015 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:46:47,093 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:46:47,093 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:46:47,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:46:47,477 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:46:47,494 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:46:47,495 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:46:47,495 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:46:47,495 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:46:47,496 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:46:47,496 INFO L87 Difference]: Start difference. First operand 100 states and 110 transitions. Second operand 9 states. [2018-09-20 14:46:47,890 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-09-20 14:46:48,595 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-20 14:46:49,415 WARN L178 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-09-20 14:47:06,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:47:06,899 INFO L93 Difference]: Finished difference Result 117 states and 128 transitions. [2018-09-20 14:47:06,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 14:47:06,901 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 32 [2018-09-20 14:47:06,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:47:06,903 INFO L225 Difference]: With dead ends: 117 [2018-09-20 14:47:06,903 INFO L226 Difference]: Without dead ends: 107 [2018-09-20 14:47:06,904 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2018-09-20 14:47:06,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-09-20 14:47:06,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 100. [2018-09-20 14:47:06,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-09-20 14:47:06,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 109 transitions. [2018-09-20 14:47:06,917 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 109 transitions. Word has length 32 [2018-09-20 14:47:06,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:47:06,917 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 109 transitions. [2018-09-20 14:47:06,917 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:47:06,918 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 109 transitions. [2018-09-20 14:47:06,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-20 14:47:06,920 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:47:06,920 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:47:06,920 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:47:06,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1608257879, now seen corresponding path program 1 times [2018-09-20 14:47:06,921 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:47:06,921 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-09-20 14:47:06,926 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:47:07,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:47:07,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:47:07,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:47:07,334 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:47:07,350 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:47:07,350 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-20 14:47:07,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-20 14:47:07,351 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-20 14:47:07,351 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-09-20 14:47:07,352 INFO L87 Difference]: Start difference. First operand 100 states and 109 transitions. Second operand 5 states. [2018-09-20 14:47:25,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:47:25,141 INFO L93 Difference]: Finished difference Result 114 states and 122 transitions. [2018-09-20 14:47:25,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-20 14:47:25,143 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-09-20 14:47:25,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:47:25,146 INFO L225 Difference]: With dead ends: 114 [2018-09-20 14:47:25,146 INFO L226 Difference]: Without dead ends: 104 [2018-09-20 14:47:25,147 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 [2018-09-20 14:47:25,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2018-09-20 14:47:25,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 100. [2018-09-20 14:47:25,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-09-20 14:47:25,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 108 transitions. [2018-09-20 14:47:25,160 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 108 transitions. Word has length 32 [2018-09-20 14:47:25,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:47:25,161 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 108 transitions. [2018-09-20 14:47:25,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-20 14:47:25,161 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 108 transitions. [2018-09-20 14:47:25,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-20 14:47:25,163 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:47:25,164 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] [2018-09-20 14:47:25,164 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:47:25,164 INFO L82 PathProgramCache]: Analyzing trace with hash 1038283573, now seen corresponding path program 1 times [2018-09-20 14:47:25,165 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:47:25,165 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-09-20 14:47:25,175 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:47:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:47:28,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:47:28,742 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-09-20 14:47:28,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 14:47:28,750 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:47:28,758 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:47:28,779 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:47:28,780 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:47:28,829 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-09-20 14:47:28,836 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-09-20 14:47:28,837 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:47:28,845 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:47:28,856 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:47:28,857 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:47:29,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:47:29,129 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:47:29,193 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:47:29,194 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:47:29,194 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:47:29,194 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:47:29,195 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:47:29,195 INFO L87 Difference]: Start difference. First operand 100 states and 108 transitions. Second operand 9 states. [2018-09-20 14:47:29,655 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-09-20 14:47:30,014 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-20 14:47:30,660 WARN L178 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-20 14:47:31,598 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-09-20 14:47:48,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:47:48,282 INFO L93 Difference]: Finished difference Result 165 states and 176 transitions. [2018-09-20 14:47:48,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-20 14:47:48,284 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 33 [2018-09-20 14:47:48,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:47:48,286 INFO L225 Difference]: With dead ends: 165 [2018-09-20 14:47:48,286 INFO L226 Difference]: Without dead ends: 102 [2018-09-20 14:47:48,287 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2018-09-20 14:47:48,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-09-20 14:47:48,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 98. [2018-09-20 14:47:48,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-09-20 14:47:48,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 103 transitions. [2018-09-20 14:47:48,299 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 103 transitions. Word has length 33 [2018-09-20 14:47:48,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:47:48,300 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 103 transitions. [2018-09-20 14:47:48,300 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:47:48,300 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 103 transitions. [2018-09-20 14:47:48,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-20 14:47:48,302 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:47:48,303 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] [2018-09-20 14:47:48,303 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:47:48,303 INFO L82 PathProgramCache]: Analyzing trace with hash 1633985269, now seen corresponding path program 1 times [2018-09-20 14:47:48,304 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:47:48,304 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 [2018-09-20 14:47:48,310 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:47:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:47:53,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:47:55,121 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 [2018-09-20 14:47:57,347 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 [2018-09-20 14:47:59,453 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 [2018-09-20 14:48:02,047 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 [2018-09-20 14:48:04,445 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 [2018-09-20 14:48:06,630 INFO L303 Elim1Store]: Index analysis took 2181 ms [2018-09-20 14:48:06,631 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 [2018-09-20 14:48:06,633 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:48:10,757 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. [2018-09-20 14:48:10,757 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:48, output treesize:44 [2018-09-20 14:48:16,917 WARN L178 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 21 [2018-09-20 14:48:18,982 WARN L797 $PredicateComparison]: unable to prove that (exists ((v_arrayElimCell_5 (_ FloatingPoint 11 53)) (~one_exp~0 (_ FloatingPoint 11 53)) (__ieee754_exp_~lo~0 (_ FloatingPoint 11 53)) (__ieee754_exp_~c~0 (_ FloatingPoint 11 53)) (__ieee754_exp_~t~0 (_ FloatingPoint 11 53))) (= (fp.sub RNE ~one_exp~0 (let ((.cse0 (fp.sub RNE (fp.sub RNE (fp.div RNE (_ +zero 11 53) (_ +zero 11 53)) (fp.mul RNE __ieee754_exp_~t~0 v_arrayElimCell_5)) __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))) c_main_~res~0)) is different from false [2018-09-20 14:48:24,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:48:24,585 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:48:24,648 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:48:24,648 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-09-20 14:48:24,649 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-20 14:48:24,649 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-20 14:48:24,649 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=32, Unknown=7, NotChecked=52, Total=110 [2018-09-20 14:48:24,650 INFO L87 Difference]: Start difference. First operand 98 states and 103 transitions. Second operand 11 states. [2018-09-20 14:48:29,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:48:29,742 INFO L93 Difference]: Finished difference Result 107 states and 112 transitions. [2018-09-20 14:48:29,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 14:48:29,744 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 34 [2018-09-20 14:48:29,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:48:29,746 INFO L225 Difference]: With dead ends: 107 [2018-09-20 14:48:29,747 INFO L226 Difference]: Without dead ends: 100 [2018-09-20 14:48:29,747 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.2s TimeCoverageRelationStatistics Valid=19, Invalid=32, Unknown=7, NotChecked=52, Total=110 [2018-09-20 14:48:29,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-09-20 14:48:29,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2018-09-20 14:48:29,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-09-20 14:48:29,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 102 transitions. [2018-09-20 14:48:29,763 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 102 transitions. Word has length 34 [2018-09-20 14:48:29,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:48:29,764 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 102 transitions. [2018-09-20 14:48:29,764 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-20 14:48:29,764 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 102 transitions. [2018-09-20 14:48:29,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-20 14:48:29,767 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:48:29,768 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] [2018-09-20 14:48:29,768 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:48:29,768 INFO L82 PathProgramCache]: Analyzing trace with hash -433186369, now seen corresponding path program 1 times [2018-09-20 14:48:29,769 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:48:29,770 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 [2018-09-20 14:48:29,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:48:29,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:48:30,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:48:30,843 WARN L178 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2018-09-20 14:48:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:48:31,579 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:48:31,599 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:48:31,599 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:48:31,599 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:48:31,600 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:48:31,600 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:48:31,600 INFO L87 Difference]: Start difference. First operand 98 states and 102 transitions. Second operand 9 states. [2018-09-20 14:48:42,782 WARN L178 SmtUtils]: Spent 830.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-09-20 14:48:44,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:48:44,977 INFO L93 Difference]: Finished difference Result 107 states and 111 transitions. [2018-09-20 14:48:44,978 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-20 14:48:44,979 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 41 [2018-09-20 14:48:44,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:48:44,980 INFO L225 Difference]: With dead ends: 107 [2018-09-20 14:48:44,980 INFO L226 Difference]: Without dead ends: 100 [2018-09-20 14:48:44,981 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-09-20 14:48:44,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-09-20 14:48:44,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2018-09-20 14:48:44,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-09-20 14:48:44,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 101 transitions. [2018-09-20 14:48:44,989 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 101 transitions. Word has length 41 [2018-09-20 14:48:44,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:48:44,989 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 101 transitions. [2018-09-20 14:48:44,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:48:44,989 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 101 transitions. [2018-09-20 14:48:44,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-20 14:48:44,994 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:48:44,994 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] [2018-09-20 14:48:44,994 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:48:44,994 INFO L82 PathProgramCache]: Analyzing trace with hash -866695782, now seen corresponding path program 1 times [2018-09-20 14:48:44,995 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:48:44,995 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 [2018-09-20 14:48:45,002 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:48:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:48:45,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:48:45,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:48:45,369 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:48:45,381 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:48:45,381 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-20 14:48:45,382 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-20 14:48:45,382 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-20 14:48:45,382 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-09-20 14:48:45,382 INFO L87 Difference]: Start difference. First operand 98 states and 101 transitions. Second operand 10 states. [2018-09-20 14:48:54,575 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2018-09-20 14:48:55,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:48:55,654 INFO L93 Difference]: Finished difference Result 108 states and 111 transitions. [2018-09-20 14:48:55,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-09-20 14:48:55,655 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 43 [2018-09-20 14:48:55,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:48:55,656 INFO L225 Difference]: With dead ends: 108 [2018-09-20 14:48:55,656 INFO L226 Difference]: Without dead ends: 100 [2018-09-20 14:48:55,657 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2018-09-20 14:48:55,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-09-20 14:48:55,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 98. [2018-09-20 14:48:55,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-09-20 14:48:55,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 100 transitions. [2018-09-20 14:48:55,673 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 100 transitions. Word has length 43 [2018-09-20 14:48:55,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:48:55,674 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 100 transitions. [2018-09-20 14:48:55,675 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-20 14:48:55,675 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 100 transitions. [2018-09-20 14:48:55,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-20 14:48:55,677 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:48:55,677 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] [2018-09-20 14:48:55,678 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:48:55,678 INFO L82 PathProgramCache]: Analyzing trace with hash -165631204, now seen corresponding path program 1 times [2018-09-20 14:48:55,683 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:48:55,684 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 [2018-09-20 14:48:55,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:48:55,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:48:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:48:56,078 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 14:48:56,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:48:56 BoogieIcfgContainer [2018-09-20 14:48:56,294 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:48:56,294 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:48:56,294 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:48:56,294 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:48:56,296 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:46:23" (3/4) ... [2018-09-20 14:48:56,299 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-09-20 14:48:56,489 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 14:48:56,489 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:48:56,490 INFO L168 Benchmark]: Toolchain (without parser) took 168557.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 202.9 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -120.3 MB). Peak memory consumption was 82.6 MB. Max. memory is 11.5 GB. [2018-09-20 14:48:56,491 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:48:56,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 430.39 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:48:56,492 INFO L168 Benchmark]: Boogie Preprocessor took 89.22 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:48:56,492 INFO L168 Benchmark]: RCFGBuilder took 15104.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -159.0 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2018-09-20 14:48:56,495 INFO L168 Benchmark]: TraceAbstraction took 152731.05 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.0 MB). Peak memory consumption was 65.7 MB. Max. memory is 11.5 GB. [2018-09-20 14:48:56,495 INFO L168 Benchmark]: Witness Printer took 194.91 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: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-09-20 14:48:56,503 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 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 430.39 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 89.22 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 15104.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -159.0 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 152731.05 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.0 MB). Peak memory consumption was 65.7 MB. Max. memory is 11.5 GB. * Witness Printer took 194.91 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: 14.6 MB). Peak memory consumption was 14.6 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, 152.6s OverallTime, 9 OverallIterations, 1 TraceHistogramMax, 106.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 750 SDtfs, 354 SDslu, 3379 SDs, 0 SdLazy, 626 SolverSat, 20 SolverUnsat, 26 SolverUnknown, 0 SolverNotchecked, 92.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 287 GetRequests, 214 SyntacticMatches, 1 SemanticMatches, 72 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 31.2s 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, 8.8s SatisfiabilityAnalysisTime, 36.0s 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...