/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0971_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_0971_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 1aaf670562012dae9985b4d351583e88df305330 ......................................................................................................................................................................................................................................................................................................................... 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_0971_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 1aaf670562012dae9985b4d351583e88df305330 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 15:00:56,076 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:00:56,081 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:00:56,102 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:00:56,103 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:00:56,104 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:00:56,107 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:00:56,109 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:00:56,111 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:00:56,113 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:00:56,115 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:00:56,116 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:00:56,118 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:00:56,120 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:00:56,130 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:00:56,131 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:00:56,132 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:00:56,135 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:00:56,141 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:00:56,143 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:00:56,145 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:00:56,147 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:00:56,152 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:00:56,152 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:00:56,153 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:00:56,153 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:00:56,154 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:00:56,159 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:00:56,160 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:00:56,161 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:00:56,161 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:00:56,164 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:00:56,164 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:00:56,164 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:00:56,166 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:00:56,167 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:00:56,167 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 15:00:56,192 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:00:56,194 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:00:56,197 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:00:56,197 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:00:56,198 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:00:56,198 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:00:56,198 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:00:56,199 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:00:56,199 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:00:56,199 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 15:00:56,199 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:00:56,202 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:00:56,203 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:00:56,203 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:00:56,203 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:00:56,203 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:00:56,206 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:00:56,206 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:00:56,206 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:00:56,206 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:00:56,206 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:00:56,206 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:00:56,207 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:00:56,207 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:00:56,207 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:00:56,207 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:00:56,207 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 15:00:56,207 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:00:56,208 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 15:00:56,208 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 -> 1aaf670562012dae9985b4d351583e88df305330 [2018-09-20 15:00:56,290 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:00:56,316 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:00:56,321 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:00:56,323 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:00:56,323 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:00:56,324 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0971_true-unreach-call.c [2018-09-20 15:00:56,669 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fc6cc2d7/709a31a224d74a17a9169d1f3584ff8c/FLAGa37a69eb0 [2018-09-20 15:00:56,839 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:00:56,840 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0971_true-unreach-call.c [2018-09-20 15:00:56,850 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fc6cc2d7/709a31a224d74a17a9169d1f3584ff8c/FLAGa37a69eb0 [2018-09-20 15:00:56,872 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fc6cc2d7/709a31a224d74a17a9169d1f3584ff8c [2018-09-20 15:00:56,876 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:00:56,880 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:00:56,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:00:56,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:00:56,893 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:00:56,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:00:56" (1/1) ... [2018-09-20 15:00:56,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1664520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:00:56, skipping insertion in model container [2018-09-20 15:00:56,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:00:56" (1/1) ... [2018-09-20 15:00:56,913 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:00:57,249 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:00:57,268 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:00:57,338 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:00:57,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:00:57 WrapperNode [2018-09-20 15:00:57,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:00:57,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:00:57,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:00:57,381 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:00:57,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:00:57" (1/1) ... [2018-09-20 15:00:57,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:00:57" (1/1) ... [2018-09-20 15:00:57,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:00:57" (1/1) ... [2018-09-20 15:00:57,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:00:57" (1/1) ... [2018-09-20 15:00:57,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:00:57" (1/1) ... [2018-09-20 15:00:57,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:00:57" (1/1) ... [2018-09-20 15:00:57,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:00:57" (1/1) ... [2018-09-20 15:00:57,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:00:57,451 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:00:57,451 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:00:57,451 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:00:57,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:00:57" (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 15:00:57,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:00:57,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:00:57,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-09-20 15:00:57,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10 [2018-09-20 15:00:57,625 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 15:00:57,625 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:00:57,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:00:57,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 15:00:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-09-20 15:00:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:00:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 15:00:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 15:00:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:00:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 15:00:57,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 15:00:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10 [2018-09-20 15:00:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 15:00:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:00:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:00:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:00:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 15:00:57,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 15:00:58,629 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:00:58,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:00:58 BoogieIcfgContainer [2018-09-20 15:00:58,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:00:58,631 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:00:58,631 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:00:58,634 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:00:58,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:00:56" (1/3) ... [2018-09-20 15:00:58,635 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3042fa16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:00:58, skipping insertion in model container [2018-09-20 15:00:58,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:00:57" (2/3) ... [2018-09-20 15:00:58,636 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3042fa16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:00:58, skipping insertion in model container [2018-09-20 15:00:58,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:00:58" (3/3) ... [2018-09-20 15:00:58,638 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0971_true-unreach-call.c [2018-09-20 15:00:58,647 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:00:58,656 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:00:58,702 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:00:58,703 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:00:58,703 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:00:58,703 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:00:58,704 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:00:58,704 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:00:58,704 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:00:58,704 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:00:58,704 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:00:58,728 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states. [2018-09-20 15:00:58,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-20 15:00:58,737 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:00:58,738 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 15:00:58,741 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:00:58,747 INFO L82 PathProgramCache]: Analyzing trace with hash -784564041, now seen corresponding path program 1 times [2018-09-20 15:00:58,749 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:00:58,750 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:00:58,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:00:58,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:00:58,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:00:58,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:00:58,962 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 15:00:58,964 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:00:58,965 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:00:58,975 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:00:58,992 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:00:58,993 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:00:58,996 INFO L87 Difference]: Start difference. First operand 118 states. Second operand 2 states. [2018-09-20 15:00:59,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:00:59,039 INFO L93 Difference]: Finished difference Result 228 states and 283 transitions. [2018-09-20 15:00:59,039 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:00:59,041 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-09-20 15:00:59,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:00:59,055 INFO L225 Difference]: With dead ends: 228 [2018-09-20 15:00:59,056 INFO L226 Difference]: Without dead ends: 114 [2018-09-20 15:00:59,061 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 15:00:59,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-09-20 15:00:59,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-09-20 15:00:59,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-09-20 15:00:59,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 128 transitions. [2018-09-20 15:00:59,113 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 128 transitions. Word has length 22 [2018-09-20 15:00:59,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:00:59,114 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 128 transitions. [2018-09-20 15:00:59,114 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:00:59,114 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 128 transitions. [2018-09-20 15:00:59,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-20 15:00:59,116 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:00:59,116 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] [2018-09-20 15:00:59,117 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:00:59,117 INFO L82 PathProgramCache]: Analyzing trace with hash 179181763, now seen corresponding path program 1 times [2018-09-20 15:00:59,118 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:00:59,118 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:00:59,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:00:59,119 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:00:59,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:00:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:00:59,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:00:59,243 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 15:00:59,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:00:59 BoogieIcfgContainer [2018-09-20 15:00:59,310 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:00:59,310 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:00:59,311 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:00:59,311 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:00:59,312 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:00:58" (3/4) ... [2018-09-20 15:00:59,317 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 15:00:59,318 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:00:59,319 INFO L168 Benchmark]: Toolchain (without parser) took 2441.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 953.2 MB in the beginning and 1.0 GB in the end (delta: -91.0 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-09-20 15:00:59,321 INFO L168 Benchmark]: CDTParser took 0.61 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 15:00:59,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 499.29 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:00:59,323 INFO L168 Benchmark]: Boogie Preprocessor took 66.21 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:00:59,324 INFO L168 Benchmark]: RCFGBuilder took 1179.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -134.9 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-09-20 15:00:59,326 INFO L168 Benchmark]: TraceAbstraction took 679.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-09-20 15:00:59,326 INFO L168 Benchmark]: Witness Printer took 7.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:00:59,332 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 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 499.29 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.21 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1179.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -134.9 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 679.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * Witness Printer took 7.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 175]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 161, overapproximation of someBinaryArithmeticDOUBLEoperation at line 145. Possible FailurePath: [L17-L26] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L28] static const double zero = 0.0; [L111-L114] static const double two54_log10 = 1.80143985094819840000e+16, ivln10_log10 = 4.34294481903251816668e-01, log10_2hi_log10 = 3.01029995663611771306e-01, log10_2lo_log10 = 3.69423907715893078616e-13; [L116] static const double zero_log10 = 0.0; VAL [\old(ivln10_log10)=6441402372, \old(Lg1_log)=6441402391, \old(Lg2_log)=6441402394, \old(Lg3_log)=6441402371, \old(Lg4_log)=6441402375, \old(Lg5_log)=6441402377, \old(Lg6_log)=6441402387, \old(Lg7_log)=6441402384, \old(ln2_hi_log)=6441402374, \old(ln2_lo_log)=6441402379, \old(log10_2hi_log10)=6441402381, \old(log10_2lo_log10)=6441402386, \old(two54_log)=6441402388, \old(two54_log10)=6441402382, \old(zero)=6441402393, \old(zero_log10)=6441402378, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L170] double x = 0.0 / 0.0; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L171] CALL, EXPR __ieee754_log10(x) VAL [\old(x)=6441402385, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L119] double y, z; [L120] __int32_t i, k, hx; [L121] __uint32_t lx; VAL [\old(x)=6441402385, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L124] FCALL ieee_double_shape_type ew_u; VAL [\old(x)=6441402385, ew_u={6441402389:0}, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L125] FCALL ew_u.value = (x) VAL [\old(x)=6441402385, ew_u={6441402389:0}, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L126] EXPR, FCALL ew_u.parts.msw VAL [\old(x)=6441402385, ew_u={6441402389:0}, ew_u.parts.msw=6441402370, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L126] (hx) = ew_u.parts.msw VAL [\old(x)=6441402385, ew_u={6441402389:0}, ew_u.parts.msw=6441402370, hx=2146435074, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L126] FCALL (hx) = ew_u.parts.msw VAL [(hx) = ew_u.parts.msw=6441402392, \old(x)=6441402385, ew_u={6441402389:0}, ew_u.parts.msw=6441402370, hx=2146435074, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L127] EXPR, FCALL ew_u.parts.lsw VAL [\old(x)=6441402385, ew_u={6441402389:0}, ew_u.parts.lsw=6441402383, hx=2146435074, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L127] (lx) = ew_u.parts.lsw VAL [\old(x)=6441402385, ew_u={6441402389:0}, ew_u.parts.lsw=6441402383, hx=2146435074, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2146435087, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L127] FCALL (lx) = ew_u.parts.lsw VAL [(lx) = ew_u.parts.lsw=6441402390, \old(x)=6441402385, ew_u={6441402389:0}, ew_u.parts.lsw=6441402383, hx=2146435074, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2146435087, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L128] COND FALSE !(0) VAL [\old(x)=6441402385, hx=2146435074, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2146435087, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L130] k = 0 VAL [\old(x)=6441402385, hx=2146435074, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2146435087, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L131] COND FALSE !(hx < 0x00100000) VAL [\old(x)=6441402385, hx=2146435074, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2146435087, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L144] COND TRUE hx >= 0x7ff00000 [L145] RET return x + x; VAL [\old(x)=6441402385, hx=2146435074, ivln10_log10=108573620475812954167/250000000000000000000, k=0, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=2146435087, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L171] EXPR __ieee754_log10(x) VAL [__ieee754_log10(x)=6441402376, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L171] double res = __ieee754_log10(x); [L174] CALL, EXPR isnan_double(res) VAL [\old(x)=6441402376, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L161] RET return x != x; VAL [\old(x)=6441402376, \result=0, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402376, zero=0, zero_log10=0] [L174] EXPR isnan_double(res) VAL [isnan_double(res)=0, ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, res=6441402376, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] [L174] COND TRUE !isnan_double(res) [L175] __VERIFIER_error() VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, res=6441402376, two54_log=18014398509481984, two54_log10=18014398509481984, x=6441402385, zero=0, zero_log10=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 118 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 132 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=118occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 441 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 15:01:01,863 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:01:01,865 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:01:01,881 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:01:01,882 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:01:01,884 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:01:01,886 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:01:01,888 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:01:01,891 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:01:01,894 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:01:01,895 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:01:01,897 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:01:01,899 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:01:01,901 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:01:01,902 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:01:01,903 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:01:01,904 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:01:01,914 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:01:01,916 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:01:01,918 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:01:01,919 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:01:01,921 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:01:01,923 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:01:01,923 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:01:01,923 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:01:01,924 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:01:01,925 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:01:01,926 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:01:01,927 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:01:01,929 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:01:01,929 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:01:01,929 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:01:01,930 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:01:01,930 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:01:01,931 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:01:01,932 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:01:01,933 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 15:01:01,948 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:01:01,949 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:01:01,949 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:01:01,950 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:01:01,950 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:01:01,951 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:01:01,951 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:01:01,952 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:01:01,952 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:01:01,952 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:01:01,952 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:01:01,952 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:01:01,952 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:01:01,953 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:01:01,953 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 15:01:01,953 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 15:01:01,953 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:01:01,953 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:01:01,955 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:01:01,955 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:01:01,955 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:01:01,956 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:01:01,956 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:01:01,956 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:01:01,956 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:01:01,956 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:01:01,957 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:01:01,957 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 15:01:01,957 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:01:01,957 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 15:01:01,957 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 15:01:01,958 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 -> 1aaf670562012dae9985b4d351583e88df305330 [2018-09-20 15:01:02,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:01:02,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:01:02,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:01:02,066 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:01:02,066 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:01:02,068 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0971_true-unreach-call.c [2018-09-20 15:01:02,423 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d60660ac/84714d08a0b44e05bc1808fe89ff52b0/FLAG1da8f03b7 [2018-09-20 15:01:02,571 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:01:02,572 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0971_true-unreach-call.c [2018-09-20 15:01:02,582 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d60660ac/84714d08a0b44e05bc1808fe89ff52b0/FLAG1da8f03b7 [2018-09-20 15:01:02,599 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d60660ac/84714d08a0b44e05bc1808fe89ff52b0 [2018-09-20 15:01:02,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:01:02,606 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:01:02,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:01:02,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:01:02,616 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:01:02,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:01:02" (1/1) ... [2018-09-20 15:01:02,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@294241e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:02, skipping insertion in model container [2018-09-20 15:01:02,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:01:02" (1/1) ... [2018-09-20 15:01:02,633 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:01:03,011 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:01:03,033 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:01:03,077 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:01:03,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:03 WrapperNode [2018-09-20 15:01:03,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:01:03,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:01:03,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:01:03,130 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:01:03,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:03" (1/1) ... [2018-09-20 15:01:03,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:03" (1/1) ... [2018-09-20 15:01:03,169 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:03" (1/1) ... [2018-09-20 15:01:03,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:03" (1/1) ... [2018-09-20 15:01:03,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:03" (1/1) ... [2018-09-20 15:01:03,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:03" (1/1) ... [2018-09-20 15:01:03,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:03" (1/1) ... [2018-09-20 15:01:03,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:01:03,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:01:03,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:01:03,205 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:01:03,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:03" (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 15:01:03,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:01:03,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:01:03,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-09-20 15:01:03,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10 [2018-09-20 15:01:03,373 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 15:01:03,373 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:01:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:01:03,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 15:01:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-09-20 15:01:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:01:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-20 15:01:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 15:01:03,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:01:03,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 15:01:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-20 15:01:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10 [2018-09-20 15:01:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 15:01:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:01:03,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:01:03,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:01:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-20 15:01:03,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 15:01:03,665 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:03,713 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:03,779 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:08,570 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:08,595 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:08,971 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:14,159 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:14,198 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:14,304 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:32,870 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:32,881 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:32,899 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:01:35,342 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:01:35,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:01:35 BoogieIcfgContainer [2018-09-20 15:01:35,343 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:01:35,344 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:01:35,344 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:01:35,348 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:01:35,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:01:02" (1/3) ... [2018-09-20 15:01:35,350 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36c0ce18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:01:35, skipping insertion in model container [2018-09-20 15:01:35,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:01:03" (2/3) ... [2018-09-20 15:01:35,351 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36c0ce18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:01:35, skipping insertion in model container [2018-09-20 15:01:35,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:01:35" (3/3) ... [2018-09-20 15:01:35,354 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0971_true-unreach-call.c [2018-09-20 15:01:35,365 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:01:35,376 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:01:35,457 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:01:35,458 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:01:35,459 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:01:35,459 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:01:35,459 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:01:35,459 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:01:35,459 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:01:35,460 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:01:35,460 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:01:35,488 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states. [2018-09-20 15:01:35,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-20 15:01:35,498 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:01:35,499 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] [2018-09-20 15:01:35,504 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:01:35,511 INFO L82 PathProgramCache]: Analyzing trace with hash 152353763, now seen corresponding path program 1 times [2018-09-20 15:01:35,517 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:01:35,520 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 15:01:35,535 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:01:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:01:35,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:01:35,754 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 15:01:35,754 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:01:35,770 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:01:35,770 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:01:35,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:01:35,791 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:01:35,792 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:01:35,795 INFO L87 Difference]: Start difference. First operand 117 states. Second operand 2 states. [2018-09-20 15:01:35,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:01:35,833 INFO L93 Difference]: Finished difference Result 226 states and 281 transitions. [2018-09-20 15:01:35,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:01:35,835 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-09-20 15:01:35,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:01:35,849 INFO L225 Difference]: With dead ends: 226 [2018-09-20 15:01:35,850 INFO L226 Difference]: Without dead ends: 113 [2018-09-20 15:01:35,855 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 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 15:01:35,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2018-09-20 15:01:35,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2018-09-20 15:01:35,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-09-20 15:01:35,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 127 transitions. [2018-09-20 15:01:35,914 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 127 transitions. Word has length 21 [2018-09-20 15:01:35,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:01:35,914 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 127 transitions. [2018-09-20 15:01:35,914 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:01:35,915 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 127 transitions. [2018-09-20 15:01:35,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-20 15:01:35,916 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:01:35,917 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 15:01:35,918 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:01:35,918 INFO L82 PathProgramCache]: Analyzing trace with hash 1572343579, now seen corresponding path program 1 times [2018-09-20 15:01:35,919 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:01:35,920 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 15:01:35,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:01:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:01:36,108 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:01:36,921 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2018-09-20 15:01:38,039 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 15:01:38,040 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:01:38,054 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:01:38,055 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 15:01:38,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 15:01:38,057 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 15:01:38,057 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 15:01:38,057 INFO L87 Difference]: Start difference. First operand 113 states and 127 transitions. Second operand 9 states. [2018-09-20 15:01:39,760 WARN L178 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-09-20 15:01:50,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:01:50,657 INFO L93 Difference]: Finished difference Result 129 states and 144 transitions. [2018-09-20 15:01:50,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-20 15:01:50,795 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 34 [2018-09-20 15:01:50,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:01:50,799 INFO L225 Difference]: With dead ends: 129 [2018-09-20 15:01:50,799 INFO L226 Difference]: Without dead ends: 122 [2018-09-20 15:01:50,801 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-09-20 15:01:50,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-09-20 15:01:50,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 114. [2018-09-20 15:01:50,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-09-20 15:01:50,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 128 transitions. [2018-09-20 15:01:50,823 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 128 transitions. Word has length 34 [2018-09-20 15:01:50,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:01:50,823 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 128 transitions. [2018-09-20 15:01:50,824 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 15:01:50,824 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 128 transitions. [2018-09-20 15:01:50,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-20 15:01:50,826 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:01:50,826 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 15:01:50,826 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:01:50,826 INFO L82 PathProgramCache]: Analyzing trace with hash -858241572, now seen corresponding path program 1 times [2018-09-20 15:01:50,827 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:01:50,828 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 15:01:50,836 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:01:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:01:51,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:01:51,829 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 15:01:51,836 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 15:01:51,836 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:01:51,842 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:01:51,862 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 15:01:51,863 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 15:01:51,931 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 15:01:51,950 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 15:01:51,950 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:01:51,963 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:01:52,012 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 15:01:52,013 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 15:01:52,251 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 15:01:52,252 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:01:52,276 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:01:52,277 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-20 15:01:52,277 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-20 15:01:52,277 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-20 15:01:52,278 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-20 15:01:52,278 INFO L87 Difference]: Start difference. First operand 114 states and 128 transitions. Second operand 8 states. [2018-09-20 15:01:52,934 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-20 15:02:02,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:02:02,596 INFO L93 Difference]: Finished difference Result 130 states and 143 transitions. [2018-09-20 15:02:02,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 15:02:02,599 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 34 [2018-09-20 15:02:02,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:02:02,601 INFO L225 Difference]: With dead ends: 130 [2018-09-20 15:02:02,602 INFO L226 Difference]: Without dead ends: 120 [2018-09-20 15:02:02,603 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2018-09-20 15:02:02,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-09-20 15:02:02,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 114. [2018-09-20 15:02:02,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-09-20 15:02:02,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 127 transitions. [2018-09-20 15:02:02,615 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 127 transitions. Word has length 34 [2018-09-20 15:02:02,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:02:02,616 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 127 transitions. [2018-09-20 15:02:02,616 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-20 15:02:02,617 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 127 transitions. [2018-09-20 15:02:02,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-20 15:02:02,618 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:02:02,618 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:02:02,619 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:02:02,620 INFO L82 PathProgramCache]: Analyzing trace with hash 554353977, now seen corresponding path program 1 times [2018-09-20 15:02:02,620 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:02:02,620 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 15:02:02,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:02:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:02:03,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:02:06,069 WARN L819 $PredicateComparison]: unable to prove that (and (= (fp.div RNE (fp.sub RNE |c___ieee754_log10_#in~x| |c___ieee754_log10_#in~x|) c_~zero_log10~0) |c___ieee754_log10_#res|) (= (_ +zero 11 53) c_~zero_log10~0)) is different from true [2018-09-20 15:02:06,340 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 15:02:06,340 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:02:06,367 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:02:06,367 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-20 15:02:06,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-20 15:02:06,368 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-20 15:02:06,368 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=56, Unknown=1, NotChecked=14, Total=90 [2018-09-20 15:02:06,369 INFO L87 Difference]: Start difference. First operand 114 states and 127 transitions. Second operand 10 states. [2018-09-20 15:02:17,928 WARN L178 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 12 [2018-09-20 15:02:20,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:02:20,468 INFO L93 Difference]: Finished difference Result 127 states and 140 transitions. [2018-09-20 15:02:20,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-09-20 15:02:20,470 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 35 [2018-09-20 15:02:20,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:02:20,472 INFO L225 Difference]: With dead ends: 127 [2018-09-20 15:02:20,472 INFO L226 Difference]: Without dead ends: 120 [2018-09-20 15:02:20,473 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 9.4s TimeCoverageRelationStatistics Valid=44, Invalid=141, Unknown=1, NotChecked=24, Total=210 [2018-09-20 15:02:20,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-09-20 15:02:20,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 114. [2018-09-20 15:02:20,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-09-20 15:02:20,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 126 transitions. [2018-09-20 15:02:20,485 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 126 transitions. Word has length 35 [2018-09-20 15:02:20,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:02:20,485 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 126 transitions. [2018-09-20 15:02:20,486 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-20 15:02:20,486 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 126 transitions. [2018-09-20 15:02:20,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-20 15:02:20,487 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:02:20,489 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:02:20,489 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:02:20,489 INFO L82 PathProgramCache]: Analyzing trace with hash -1956023416, now seen corresponding path program 1 times [2018-09-20 15:02:20,490 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:02:20,490 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 15:02:20,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:02:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:02:20,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:02:20,931 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 15:02:20,938 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 15:02:20,939 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:02:20,945 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:02:20,964 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 15:02:20,964 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 15:02:21,016 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 15:02:21,022 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 15:02:21,023 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:02:21,026 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:02:21,038 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 15:02:21,039 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 15:02:21,311 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 15:02:21,311 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:02:21,334 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:02:21,334 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 15:02:21,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 15:02:21,335 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 15:02:21,335 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-09-20 15:02:21,335 INFO L87 Difference]: Start difference. First operand 114 states and 126 transitions. Second operand 9 states. [2018-09-20 15:02:26,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:02:26,574 INFO L93 Difference]: Finished difference Result 138 states and 150 transitions. [2018-09-20 15:02:26,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 15:02:26,577 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 46 [2018-09-20 15:02:26,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:02:26,579 INFO L225 Difference]: With dead ends: 138 [2018-09-20 15:02:26,579 INFO L226 Difference]: Without dead ends: 101 [2018-09-20 15:02:26,581 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2018-09-20 15:02:26,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2018-09-20 15:02:26,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2018-09-20 15:02:26,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2018-09-20 15:02:26,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 111 transitions. [2018-09-20 15:02:26,591 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 111 transitions. Word has length 46 [2018-09-20 15:02:26,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:02:26,592 INFO L480 AbstractCegarLoop]: Abstraction has 101 states and 111 transitions. [2018-09-20 15:02:26,592 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 15:02:26,592 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 111 transitions. [2018-09-20 15:02:26,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-20 15:02:26,595 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:02:26,596 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:02:26,596 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:02:26,596 INFO L82 PathProgramCache]: Analyzing trace with hash -1153455872, now seen corresponding path program 1 times [2018-09-20 15:02:26,597 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:02:26,597 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 15:02:26,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:02:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:02:27,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:02:27,803 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 15:02:27,822 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 15:02:27,823 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:02:27,830 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:02:27,856 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 15:02:27,857 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 15:02:27,932 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 15:02:27,945 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 15:02:27,946 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:02:27,971 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:02:27,995 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 15:02:27,996 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 15:02:28,385 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 15:02:28,386 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:02:28,424 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:02:28,424 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 15:02:28,424 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 15:02:28,425 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 15:02:28,425 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-09-20 15:02:28,425 INFO L87 Difference]: Start difference. First operand 101 states and 111 transitions. Second operand 9 states. [2018-09-20 15:02:29,265 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-20 15:02:30,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:02:30,871 INFO L93 Difference]: Finished difference Result 101 states and 111 transitions. [2018-09-20 15:02:30,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 15:02:30,874 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 68 [2018-09-20 15:02:30,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:02:30,875 INFO L225 Difference]: With dead ends: 101 [2018-09-20 15:02:30,875 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 15:02:30,876 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2018-09-20 15:02:30,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 15:02:30,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 15:02:30,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 15:02:30,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 15:02:30,878 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 68 [2018-09-20 15:02:30,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:02:30,878 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 15:02:30,879 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 15:02:30,879 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 15:02:30,879 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 15:02:30,886 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 15:02:31,187 WARN L178 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 9 [2018-09-20 15:02:31,538 WARN L178 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 25 [2018-09-20 15:02:31,704 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2018-09-20 15:02:31,906 WARN L178 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2018-09-20 15:02:32,051 INFO L429 ceAbstractionStarter]: At program point isnan_doubleENTRY(line 161) the Hoare annotation is: true [2018-09-20 15:02:32,051 INFO L426 ceAbstractionStarter]: For program point isnan_doubleEXIT(line 161) no Hoare annotation was computed. [2018-09-20 15:02:32,051 INFO L426 ceAbstractionStarter]: For program point isnan_doubleFINAL(line 161) no Hoare annotation was computed. [2018-09-20 15:02:32,052 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:02:32,052 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:02:32,052 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:02:32,052 INFO L426 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-09-20 15:02:32,052 INFO L426 ceAbstractionStarter]: For program point L126-1(line 126) no Hoare annotation was computed. [2018-09-20 15:02:32,052 INFO L426 ceAbstractionStarter]: For program point L126-2(line 126) no Hoare annotation was computed. [2018-09-20 15:02:32,052 INFO L426 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-09-20 15:02:32,053 INFO L426 ceAbstractionStarter]: For program point L151-1(line 151) no Hoare annotation was computed. [2018-09-20 15:02:32,053 INFO L426 ceAbstractionStarter]: For program point L151-2(line 151) no Hoare annotation was computed. [2018-09-20 15:02:32,053 INFO L426 ceAbstractionStarter]: For program point L151-3(line 151) no Hoare annotation was computed. [2018-09-20 15:02:32,053 INFO L426 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-09-20 15:02:32,053 INFO L426 ceAbstractionStarter]: For program point L139-1(line 139) no Hoare annotation was computed. [2018-09-20 15:02:32,053 INFO L426 ceAbstractionStarter]: For program point L139-2(line 139) no Hoare annotation was computed. [2018-09-20 15:02:32,053 INFO L426 ceAbstractionStarter]: For program point L139-3(line 139) no Hoare annotation was computed. [2018-09-20 15:02:32,053 INFO L426 ceAbstractionStarter]: For program point L131(lines 131 143) no Hoare annotation was computed. [2018-09-20 15:02:32,054 INFO L426 ceAbstractionStarter]: For program point __ieee754_log10EXIT(lines 118 158) no Hoare annotation was computed. [2018-09-20 15:02:32,054 INFO L426 ceAbstractionStarter]: For program point L131-1(lines 118 158) no Hoare annotation was computed. [2018-09-20 15:02:32,054 INFO L426 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-09-20 15:02:32,054 INFO L426 ceAbstractionStarter]: For program point L127-1(line 127) no Hoare annotation was computed. [2018-09-20 15:02:32,054 INFO L426 ceAbstractionStarter]: For program point L127-2(line 127) no Hoare annotation was computed. [2018-09-20 15:02:32,054 INFO L426 ceAbstractionStarter]: For program point L127-3(line 127) no Hoare annotation was computed. [2018-09-20 15:02:32,054 INFO L426 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-09-20 15:02:32,055 INFO L426 ceAbstractionStarter]: For program point L123-1(lines 123 128) no Hoare annotation was computed. [2018-09-20 15:02:32,055 INFO L422 ceAbstractionStarter]: At program point L123-3(lines 123 128) the Hoare annotation is: (or (not (= (_ +zero 11 53) ~zero_log10~0)) (= __ieee754_log10_~x |__ieee754_log10_#in~x|)) [2018-09-20 15:02:32,055 INFO L426 ceAbstractionStarter]: For program point L152(line 152) no Hoare annotation was computed. [2018-09-20 15:02:32,055 INFO L426 ceAbstractionStarter]: For program point L123-4(lines 123 128) no Hoare annotation was computed. [2018-09-20 15:02:32,055 INFO L426 ceAbstractionStarter]: For program point L140(line 140) no Hoare annotation was computed. [2018-09-20 15:02:32,055 INFO L426 ceAbstractionStarter]: For program point L132(lines 132 133) no Hoare annotation was computed. [2018-09-20 15:02:32,055 INFO L426 ceAbstractionStarter]: For program point __ieee754_log10FINAL(lines 118 158) no Hoare annotation was computed. [2018-09-20 15:02:32,055 INFO L426 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-09-20 15:02:32,055 INFO L426 ceAbstractionStarter]: For program point L124-1(line 124) no Hoare annotation was computed. [2018-09-20 15:02:32,056 INFO L426 ceAbstractionStarter]: For program point L124-2(line 124) no Hoare annotation was computed. [2018-09-20 15:02:32,056 INFO L426 ceAbstractionStarter]: For program point L124-3(line 124) no Hoare annotation was computed. [2018-09-20 15:02:32,056 INFO L426 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-09-20 15:02:32,056 INFO L426 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-09-20 15:02:32,056 INFO L426 ceAbstractionStarter]: For program point L141-1(line 141) no Hoare annotation was computed. [2018-09-20 15:02:32,056 INFO L426 ceAbstractionStarter]: For program point L141-2(line 141) no Hoare annotation was computed. [2018-09-20 15:02:32,056 INFO L429 ceAbstractionStarter]: At program point __ieee754_log10ENTRY(lines 118 158) the Hoare annotation is: true [2018-09-20 15:02:32,056 INFO L426 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-09-20 15:02:32,056 INFO L426 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-09-20 15:02:32,057 INFO L426 ceAbstractionStarter]: For program point L154-1(line 154) no Hoare annotation was computed. [2018-09-20 15:02:32,057 INFO L426 ceAbstractionStarter]: For program point L154-2(line 154) no Hoare annotation was computed. [2018-09-20 15:02:32,057 INFO L426 ceAbstractionStarter]: For program point L154-3(line 154) no Hoare annotation was computed. [2018-09-20 15:02:32,057 INFO L426 ceAbstractionStarter]: For program point L150-1(lines 150 155) no Hoare annotation was computed. [2018-09-20 15:02:32,057 INFO L422 ceAbstractionStarter]: At program point L150-3(lines 150 155) the Hoare annotation is: (or (and (= __ieee754_log10_~x |__ieee754_log10_#in~x|) (exists ((|v_q#valueAsBitvector_15| (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) |v_q#valueAsBitvector_15|))) (and (not (bvsge .cse0 (_ bv2146435072 32))) (not (bvslt .cse0 (_ bv1048576 32))) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_15|) ((_ extract 62 52) |v_q#valueAsBitvector_15|) ((_ extract 51 0) |v_q#valueAsBitvector_15|)) |__ieee754_log10_#in~x|))))) (exists ((|v_q#valueAsBitvector_14| (_ BitVec 64))) (let ((.cse1 ((_ extract 63 32) |v_q#valueAsBitvector_14|))) (and (not (bvslt .cse1 (_ bv0 32))) (bvslt .cse1 (_ bv1048576 32)) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_14|) ((_ extract 62 52) |v_q#valueAsBitvector_14|) ((_ extract 51 0) |v_q#valueAsBitvector_14|)) |__ieee754_log10_#in~x|)))) (not (= (_ +zero 11 53) ~zero_log10~0))) [2018-09-20 15:02:32,057 INFO L422 ceAbstractionStarter]: At program point L150-4(lines 150 155) the Hoare annotation is: (or (exists ((|v_q#valueAsBitvector_15| (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) |v_q#valueAsBitvector_15|))) (and (not (bvsge .cse0 (_ bv2146435072 32))) (not (bvslt .cse0 (_ bv1048576 32))) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_15|) ((_ extract 62 52) |v_q#valueAsBitvector_15|) ((_ extract 51 0) |v_q#valueAsBitvector_15|)) |__ieee754_log10_#in~x|)))) (exists ((|v_q#valueAsBitvector_14| (_ BitVec 64))) (let ((.cse1 ((_ extract 63 32) |v_q#valueAsBitvector_14|))) (and (not (bvslt .cse1 (_ bv0 32))) (bvslt .cse1 (_ bv1048576 32)) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_14|) ((_ extract 62 52) |v_q#valueAsBitvector_14|) ((_ extract 51 0) |v_q#valueAsBitvector_14|)) |__ieee754_log10_#in~x|)))) (not (= (_ +zero 11 53) ~zero_log10~0))) [2018-09-20 15:02:32,058 INFO L426 ceAbstractionStarter]: For program point L138-1(lines 138 142) no Hoare annotation was computed. [2018-09-20 15:02:32,058 INFO L422 ceAbstractionStarter]: At program point L138-3(lines 138 142) the Hoare annotation is: (or (and (exists ((|v_q#valueAsBitvector_14| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_q#valueAsBitvector_14|) __ieee754_log10_~hx~1) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_14|) ((_ extract 62 52) |v_q#valueAsBitvector_14|) ((_ extract 51 0) |v_q#valueAsBitvector_14|)) |__ieee754_log10_#in~x|))) (exists ((|v_q#valueAsBitvector_14| (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) |v_q#valueAsBitvector_14|))) (and (not (bvslt .cse0 (_ bv0 32))) (bvslt .cse0 (_ bv1048576 32)) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_14|) ((_ extract 62 52) |v_q#valueAsBitvector_14|) ((_ extract 51 0) |v_q#valueAsBitvector_14|)) |__ieee754_log10_#in~x|))))) (not (= (_ +zero 11 53) ~zero_log10~0))) [2018-09-20 15:02:32,058 INFO L426 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2018-09-20 15:02:32,058 INFO L429 ceAbstractionStarter]: At program point L35-3(lines 35 40) the Hoare annotation is: true [2018-09-20 15:02:32,058 INFO L426 ceAbstractionStarter]: For program point L35-4(lines 35 40) no Hoare annotation was computed. [2018-09-20 15:02:32,058 INFO L426 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-09-20 15:02:32,058 INFO L426 ceAbstractionStarter]: For program point __ieee754_logEXIT(lines 30 109) no Hoare annotation was computed. [2018-09-20 15:02:32,058 INFO L426 ceAbstractionStarter]: For program point L44(lines 44 45) no Hoare annotation was computed. [2018-09-20 15:02:32,058 INFO L426 ceAbstractionStarter]: For program point L69(lines 69 85) no Hoare annotation was computed. [2018-09-20 15:02:32,059 INFO L426 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-09-20 15:02:32,059 INFO L426 ceAbstractionStarter]: For program point L36-1(line 36) no Hoare annotation was computed. [2018-09-20 15:02:32,059 INFO L426 ceAbstractionStarter]: For program point L36-2(line 36) no Hoare annotation was computed. [2018-09-20 15:02:32,059 INFO L426 ceAbstractionStarter]: For program point L36-3(line 36) no Hoare annotation was computed. [2018-09-20 15:02:32,059 INFO L426 ceAbstractionStarter]: For program point L61-1(lines 61 66) no Hoare annotation was computed. [2018-09-20 15:02:32,059 INFO L429 ceAbstractionStarter]: At program point L61-3(lines 61 66) the Hoare annotation is: true [2018-09-20 15:02:32,059 INFO L426 ceAbstractionStarter]: For program point L61-4(lines 61 66) no Hoare annotation was computed. [2018-09-20 15:02:32,059 INFO L426 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-09-20 15:02:32,059 INFO L426 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2018-09-20 15:02:32,060 INFO L426 ceAbstractionStarter]: For program point L53-2(line 53) no Hoare annotation was computed. [2018-09-20 15:02:32,060 INFO L426 ceAbstractionStarter]: For program point L70(lines 70 77) no Hoare annotation was computed. [2018-09-20 15:02:32,060 INFO L426 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-09-20 15:02:32,060 INFO L426 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2018-09-20 15:02:32,060 INFO L426 ceAbstractionStarter]: For program point L62-1(line 62) no Hoare annotation was computed. [2018-09-20 15:02:32,060 INFO L426 ceAbstractionStarter]: For program point L62-2(line 62) no Hoare annotation was computed. [2018-09-20 15:02:32,060 INFO L426 ceAbstractionStarter]: For program point L62-3(line 62) no Hoare annotation was computed. [2018-09-20 15:02:32,060 INFO L426 ceAbstractionStarter]: For program point L79(lines 79 84) no Hoare annotation was computed. [2018-09-20 15:02:32,060 INFO L426 ceAbstractionStarter]: For program point L46(lines 46 47) no Hoare annotation was computed. [2018-09-20 15:02:32,061 INFO L429 ceAbstractionStarter]: At program point __ieee754_logENTRY(lines 30 109) the Hoare annotation is: true [2018-09-20 15:02:32,061 INFO L426 ceAbstractionStarter]: For program point __ieee754_logFINAL(lines 30 109) no Hoare annotation was computed. [2018-09-20 15:02:32,061 INFO L426 ceAbstractionStarter]: For program point L104(lines 104 107) no Hoare annotation was computed. [2018-09-20 15:02:32,061 INFO L426 ceAbstractionStarter]: For program point L71(lines 71 76) no Hoare annotation was computed. [2018-09-20 15:02:32,061 INFO L426 ceAbstractionStarter]: For program point L38(line 38) no Hoare annotation was computed. [2018-09-20 15:02:32,061 INFO L426 ceAbstractionStarter]: For program point L38-1(line 38) no Hoare annotation was computed. [2018-09-20 15:02:32,061 INFO L426 ceAbstractionStarter]: For program point L38-2(line 38) no Hoare annotation was computed. [2018-09-20 15:02:32,061 INFO L426 ceAbstractionStarter]: For program point L96(lines 96 108) no Hoare annotation was computed. [2018-09-20 15:02:32,061 INFO L426 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-09-20 15:02:32,061 INFO L426 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-09-20 15:02:32,062 INFO L426 ceAbstractionStarter]: For program point L39-1(line 39) no Hoare annotation was computed. [2018-09-20 15:02:32,062 INFO L426 ceAbstractionStarter]: For program point L39-2(line 39) no Hoare annotation was computed. [2018-09-20 15:02:32,062 INFO L426 ceAbstractionStarter]: For program point L39-3(line 39) no Hoare annotation was computed. [2018-09-20 15:02:32,062 INFO L426 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-09-20 15:02:32,062 INFO L426 ceAbstractionStarter]: For program point L98(lines 98 102) no Hoare annotation was computed. [2018-09-20 15:02:32,062 INFO L426 ceAbstractionStarter]: For program point L65(line 65) no Hoare annotation was computed. [2018-09-20 15:02:32,062 INFO L426 ceAbstractionStarter]: For program point L65-1(line 65) no Hoare annotation was computed. [2018-09-20 15:02:32,062 INFO L426 ceAbstractionStarter]: For program point L65-2(line 65) no Hoare annotation was computed. [2018-09-20 15:02:32,062 INFO L426 ceAbstractionStarter]: For program point L65-3(line 65) no Hoare annotation was computed. [2018-09-20 15:02:32,062 INFO L426 ceAbstractionStarter]: For program point L50-1(lines 50 54) no Hoare annotation was computed. [2018-09-20 15:02:32,063 INFO L429 ceAbstractionStarter]: At program point L50-3(lines 50 54) the Hoare annotation is: true [2018-09-20 15:02:32,063 INFO L426 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-09-20 15:02:32,063 INFO L426 ceAbstractionStarter]: For program point L51-1(line 51) no Hoare annotation was computed. [2018-09-20 15:02:32,063 INFO L426 ceAbstractionStarter]: For program point L51-2(line 51) no Hoare annotation was computed. [2018-09-20 15:02:32,063 INFO L426 ceAbstractionStarter]: For program point L51-3(line 51) no Hoare annotation was computed. [2018-09-20 15:02:32,063 INFO L426 ceAbstractionStarter]: For program point L43(lines 43 55) no Hoare annotation was computed. [2018-09-20 15:02:32,063 INFO L426 ceAbstractionStarter]: For program point L43-1(lines 30 109) no Hoare annotation was computed. [2018-09-20 15:02:32,063 INFO L426 ceAbstractionStarter]: For program point L35-1(lines 35 40) no Hoare annotation was computed. [2018-09-20 15:02:32,063 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:02:32,064 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= (_ +zero 11 53) ~zero_log10~0) [2018-09-20 15:02:32,064 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:02:32,064 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:02:32,064 INFO L426 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-09-20 15:02:32,064 INFO L422 ceAbstractionStarter]: At program point L174(line 174) the Hoare annotation is: (or (let ((.cse0 (fp.div RNE (_ +zero 11 53) (_ +zero 11 53)))) (and (= main_~res~0 (fp.add RNE .cse0 .cse0)) (= .cse0 main_~x~0))) (not (= (_ +zero 11 53) ~zero_log10~0))) [2018-09-20 15:02:32,064 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 175) no Hoare annotation was computed. [2018-09-20 15:02:32,064 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 163 180) the Hoare annotation is: true [2018-09-20 15:02:32,065 INFO L426 ceAbstractionStarter]: For program point L174-1(lines 174 177) no Hoare annotation was computed. [2018-09-20 15:02:32,065 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 163 180) no Hoare annotation was computed. [2018-09-20 15:02:32,065 INFO L422 ceAbstractionStarter]: At program point L171(line 171) the Hoare annotation is: (or (= (fp.div RNE (_ +zero 11 53) (_ +zero 11 53)) main_~x~0) (not (= (_ +zero 11 53) ~zero_log10~0))) [2018-09-20 15:02:32,065 INFO L426 ceAbstractionStarter]: For program point L171-1(line 171) no Hoare annotation was computed. [2018-09-20 15:02:32,065 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 163 180) no Hoare annotation was computed. [2018-09-20 15:02:32,070 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,071 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,071 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,072 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,072 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,072 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,072 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,072 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,073 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,081 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,081 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,081 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,082 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,082 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,082 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,082 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,082 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,082 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,084 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,084 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,085 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,085 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,085 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,085 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,085 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,085 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,086 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,086 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,087 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,087 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,087 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,087 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,087 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,088 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,088 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,088 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,088 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,088 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:02:32 BoogieIcfgContainer [2018-09-20 15:02:32,091 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:02:32,092 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:02:32,092 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:02:32,092 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:02:32,093 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:01:35" (3/4) ... [2018-09-20 15:02:32,097 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 15:02:32,104 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_double [2018-09-20 15:02:32,104 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 15:02:32,105 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_log10 [2018-09-20 15:02:32,105 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_log [2018-09-20 15:02:32,105 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 15:02:32,114 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2018-09-20 15:02:32,114 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-09-20 15:02:32,115 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-09-20 15:02:32,115 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-09-20 15:02:32,146 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(~Pluszero~LONGDOUBLE() == zero_log10) || x == \old(x) [2018-09-20 15:02:32,147 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists v_q#valueAsBitvector_14 : bv64 :: v_q#valueAsBitvector_14[63:32] == hx && ~fp~LONGDOUBLE(v_q#valueAsBitvector_14[63:63], v_q#valueAsBitvector_14[62:52], v_q#valueAsBitvector_14[51:0]) == \old(x)) && (\exists v_q#valueAsBitvector_14 : bv64 :: (!~bvslt32(v_q#valueAsBitvector_14[63:32], 0bv32) && ~bvslt32(v_q#valueAsBitvector_14[63:32], 1048576bv32)) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_14[63:63], v_q#valueAsBitvector_14[62:52], v_q#valueAsBitvector_14[51:0]) == \old(x))) || !(~Pluszero~LONGDOUBLE() == zero_log10) [2018-09-20 15:02:32,147 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((x == \old(x) && (\exists v_q#valueAsBitvector_15 : bv64 :: (!~bvsge32(v_q#valueAsBitvector_15[63:32], 2146435072bv32) && !~bvslt32(v_q#valueAsBitvector_15[63:32], 1048576bv32)) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_15[63:63], v_q#valueAsBitvector_15[62:52], v_q#valueAsBitvector_15[51:0]) == \old(x))) || (\exists v_q#valueAsBitvector_14 : bv64 :: (!~bvslt32(v_q#valueAsBitvector_14[63:32], 0bv32) && ~bvslt32(v_q#valueAsBitvector_14[63:32], 1048576bv32)) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_14[63:63], v_q#valueAsBitvector_14[62:52], v_q#valueAsBitvector_14[51:0]) == \old(x))) || !(~Pluszero~LONGDOUBLE() == zero_log10) [2018-09-20 15:02:32,232 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 15:02:32,233 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:02:32,234 INFO L168 Benchmark]: Toolchain (without parser) took 89629.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 208.1 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -135.2 MB). Peak memory consumption was 72.9 MB. Max. memory is 11.5 GB. [2018-09-20 15:02:32,235 INFO L168 Benchmark]: CDTParser took 0.24 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 15:02:32,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 520.46 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:02:32,236 INFO L168 Benchmark]: Boogie Preprocessor took 75.09 ms. Allocated memory is still 1.0 GB. Free memory was 935.8 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 15:02:32,236 INFO L168 Benchmark]: RCFGBuilder took 32137.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -162.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-09-20 15:02:32,238 INFO L168 Benchmark]: TraceAbstraction took 56746.98 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 60.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -8.2 MB). Peak memory consumption was 52.6 MB. Max. memory is 11.5 GB. [2018-09-20 15:02:32,239 INFO L168 Benchmark]: Witness Printer took 141.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. [2018-09-20 15:02:32,242 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 520.46 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 75.09 ms. Allocated memory is still 1.0 GB. Free memory was 935.8 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 32137.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -162.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 56746.98 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 60.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -8.2 MB). Peak memory consumption was 52.6 MB. Max. memory is 11.5 GB. * Witness Printer took 141.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 175]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 138]: Loop Invariant [2018-09-20 15:02:32,255 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,256 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,256 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,256 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,256 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,256 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,261 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,262 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,262 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,263 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,263 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,263 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,263 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,266 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,267 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,267 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,267 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,267 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] Derived loop invariant: ((\exists v_q#valueAsBitvector_14 : bv64 :: v_q#valueAsBitvector_14[63:32] == hx && ~fp~LONGDOUBLE(v_q#valueAsBitvector_14[63:63], v_q#valueAsBitvector_14[62:52], v_q#valueAsBitvector_14[51:0]) == \old(x)) && (\exists v_q#valueAsBitvector_14 : bv64 :: (!~bvslt32(v_q#valueAsBitvector_14[63:32], 0bv32) && ~bvslt32(v_q#valueAsBitvector_14[63:32], 1048576bv32)) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_14[63:63], v_q#valueAsBitvector_14[62:52], v_q#valueAsBitvector_14[51:0]) == \old(x))) || !(~Pluszero~LONGDOUBLE() == zero_log10) - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 150]: Loop Invariant [2018-09-20 15:02:32,268 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,269 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,269 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,269 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,269 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,269 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,272 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,272 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,272 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,272 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,273 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,273 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,273 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,273 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,274 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_15,QUANTIFIED] [2018-09-20 15:02:32,274 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,274 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,274 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,274 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] [2018-09-20 15:02:32,279 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_14,QUANTIFIED] Derived loop invariant: ((x == \old(x) && (\exists v_q#valueAsBitvector_15 : bv64 :: (!~bvsge32(v_q#valueAsBitvector_15[63:32], 2146435072bv32) && !~bvslt32(v_q#valueAsBitvector_15[63:32], 1048576bv32)) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_15[63:63], v_q#valueAsBitvector_15[62:52], v_q#valueAsBitvector_15[51:0]) == \old(x))) || (\exists v_q#valueAsBitvector_14 : bv64 :: (!~bvslt32(v_q#valueAsBitvector_14[63:32], 0bv32) && ~bvslt32(v_q#valueAsBitvector_14[63:32], 1048576bv32)) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_14[63:63], v_q#valueAsBitvector_14[62:52], v_q#valueAsBitvector_14[51:0]) == \old(x))) || !(~Pluszero~LONGDOUBLE() == zero_log10) - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: !(~Pluszero~LONGDOUBLE() == zero_log10) || x == \old(x) - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 117 locations, 1 error locations. SAFE Result, 56.6s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 44.9s AutomataDifference, 0.0s DeadEndRemovalTime, 1.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 702 SDtfs, 274 SDslu, 3235 SDs, 0 SdLazy, 438 SolverSat, 34 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 31.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 261 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 16.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=117occurred 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, 6 MinimizatonAttempts, 20 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 29 PreInvPairs, 43 NumberOfFragments, 192 HoareAnnotationTreeSize, 29 FomulaSimplifications, 16 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 16 FomulaSimplificationsInter, 115 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 238 NumberOfCodeBlocks, 238 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 232 ConstructedInterpolants, 74 QuantifiedInterpolants, 87042 SizeOfPredicates, 30 NumberOfNonLiveVariables, 769 ConjunctsInSsa, 50 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...