java -Xmx8000000000 -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 ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0981_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2c62905 [2018-09-19 16:33:56,584 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 16:33:56,587 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 16:33:56,604 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 16:33:56,604 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 16:33:56,606 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 16:33:56,607 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 16:33:56,609 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 16:33:56,610 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 16:33:56,611 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 16:33:56,612 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 16:33:56,613 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 16:33:56,614 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 16:33:56,615 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 16:33:56,616 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 16:33:56,617 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 16:33:56,618 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 16:33:56,619 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 16:33:56,621 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 16:33:56,623 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 16:33:56,624 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 16:33:56,626 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 16:33:56,628 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-19 16:33:56,629 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-19 16:33:56,629 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-19 16:33:56,630 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-19 16:33:56,631 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-19 16:33:56,632 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-19 16:33:56,633 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-19 16:33:56,638 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-19 16:33:56,639 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-19 16:33:56,639 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-19 16:33:56,640 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-19 16:33:56,640 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-19 16:33:56,641 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-19 16:33:56,641 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-19 16:33:56,642 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-19 16:33:56,677 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 16:33:56,677 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 16:33:56,678 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 16:33:56,682 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-19 16:33:56,682 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-19 16:33:56,683 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-19 16:33:56,683 INFO L133 SettingsManager]: * Use SBE=true [2018-09-19 16:33:56,683 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 16:33:56,683 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-19 16:33:56,683 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-19 16:33:56,684 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 16:33:56,684 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 16:33:56,684 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 16:33:56,684 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 16:33:56,686 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-19 16:33:56,686 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-19 16:33:56,686 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-19 16:33:56,686 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 16:33:56,686 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 16:33:56,687 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 16:33:56,687 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 16:33:56,687 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 16:33:56,687 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 16:33:56,689 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 16:33:56,689 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 16:33:56,690 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 16:33:56,690 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 16:33:56,690 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-19 16:33:56,690 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 16:33:56,690 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-19 16:33:56,690 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-19 16:33:56,691 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 16:33:56,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 16:33:56,783 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 16:33:56,786 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 16:33:56,788 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 16:33:56,788 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 16:33:56,789 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0981_true-unreach-call.c [2018-09-19 16:33:57,130 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b5d3b0c/a0a1099450cb47a7b3cf089cbaa3b1f3/FLAGe63a5203b [2018-09-19 16:33:57,344 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 16:33:57,346 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0981_true-unreach-call.c [2018-09-19 16:33:57,363 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b5d3b0c/a0a1099450cb47a7b3cf089cbaa3b1f3/FLAGe63a5203b [2018-09-19 16:33:57,386 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18b5d3b0c/a0a1099450cb47a7b3cf089cbaa3b1f3 [2018-09-19 16:33:57,400 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 16:33:57,405 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-19 16:33:57,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 16:33:57,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 16:33:57,416 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 16:33:57,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 04:33:57" (1/1) ... [2018-09-19 16:33:57,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18420f47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:57, skipping insertion in model container [2018-09-19 16:33:57,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 04:33:57" (1/1) ... [2018-09-19 16:33:57,437 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 16:33:57,806 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 16:33:57,829 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 16:33:57,905 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 16:33:57,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:57 WrapperNode [2018-09-19 16:33:57,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 16:33:57,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 16:33:57,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 16:33:57,960 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 16:33:57,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:57" (1/1) ... [2018-09-19 16:33:57,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:57" (1/1) ... [2018-09-19 16:33:57,997 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:57" (1/1) ... [2018-09-19 16:33:57,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:57" (1/1) ... [2018-09-19 16:33:58,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:57" (1/1) ... [2018-09-19 16:33:58,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:57" (1/1) ... [2018-09-19 16:33:58,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:57" (1/1) ... [2018-09-19 16:33:58,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 16:33:58,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 16:33:58,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 16:33:58,033 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 16:33:58,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:57" (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 [2018-09-19 16:33:58,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 16:33:58,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 16:33:58,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2018-09-19 16:33:58,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10f [2018-09-19 16:33:58,187 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-09-19 16:33:58,187 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 16:33:58,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-19 16:33:58,188 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2018-09-19 16:33:58,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-19 16:33:58,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-09-19 16:33:58,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-19 16:33:58,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-19 16:33:58,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-19 16:33:58,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-09-19 16:33:58,189 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10f [2018-09-19 16:33:58,189 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-09-19 16:33:58,189 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 16:33:58,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 16:33:58,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 16:33:58,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-19 16:33:58,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-09-19 16:33:58,554 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:33:58,585 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:34:12,133 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:34:12,144 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:34:12,999 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:34:13,015 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:34:13,308 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:34:13,314 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:34:14,185 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:34:14,193 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:34:16,479 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 16:34:16,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 04:34:16 BoogieIcfgContainer [2018-09-19 16:34:16,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 16:34:16,481 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 16:34:16,481 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 16:34:16,484 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 16:34:16,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 04:33:57" (1/3) ... [2018-09-19 16:34:16,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5912f76b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 04:34:16, skipping insertion in model container [2018-09-19 16:34:16,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:33:57" (2/3) ... [2018-09-19 16:34:16,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5912f76b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 04:34:16, skipping insertion in model container [2018-09-19 16:34:16,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 04:34:16" (3/3) ... [2018-09-19 16:34:16,488 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0981_true-unreach-call.c [2018-09-19 16:34:16,496 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 16:34:16,505 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 16:34:16,556 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 16:34:16,557 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 16:34:16,557 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 16:34:16,557 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 16:34:16,557 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 16:34:16,557 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 16:34:16,557 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 16:34:16,558 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 16:34:16,558 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 16:34:16,579 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states. [2018-09-19 16:34:16,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-19 16:34:16,587 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:34:16,588 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] [2018-09-19 16:34:16,591 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:34:16,597 INFO L82 PathProgramCache]: Analyzing trace with hash -2021389718, now seen corresponding path program 1 times [2018-09-19 16:34:16,602 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:34:16,603 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-09-19 16:34:16,612 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-19 16:34:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:34:16,905 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:34:16,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 16:34:16,925 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:34:16,940 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:34:16,940 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-19 16:34:16,943 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-19 16:34:16,955 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-19 16:34:16,956 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-19 16:34:16,958 INFO L87 Difference]: Start difference. First operand 118 states. Second operand 2 states. [2018-09-19 16:34:16,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:34:16,994 INFO L93 Difference]: Finished difference Result 228 states and 288 transitions. [2018-09-19 16:34:16,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-19 16:34:16,996 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-09-19 16:34:16,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:34:17,010 INFO L225 Difference]: With dead ends: 228 [2018-09-19 16:34:17,010 INFO L226 Difference]: Without dead ends: 114 [2018-09-19 16:34:17,016 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-19 16:34:17,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-09-19 16:34:17,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-09-19 16:34:17,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-09-19 16:34:17,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 128 transitions. [2018-09-19 16:34:17,072 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 128 transitions. Word has length 22 [2018-09-19 16:34:17,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:34:17,073 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 128 transitions. [2018-09-19 16:34:17,073 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-19 16:34:17,073 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 128 transitions. [2018-09-19 16:34:17,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-19 16:34:17,075 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:34:17,076 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 16:34:17,076 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:34:17,077 INFO L82 PathProgramCache]: Analyzing trace with hash -114975408, now seen corresponding path program 1 times [2018-09-19 16:34:17,078 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:34:17,078 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 [2018-09-19 16:34:17,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:34:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:34:17,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:34:17,517 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 11 treesize of output 8 [2018-09-19 16:34:17,525 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 8 treesize of output 7 [2018-09-19 16:34:17,526 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:34:17,530 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:17,544 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:17,545 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-19 16:34:17,592 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 29 treesize of output 21 [2018-09-19 16:34:17,596 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 21 treesize of output 9 [2018-09-19 16:34:17,597 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:34:17,611 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:17,616 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:17,616 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-19 16:34:17,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 16:34:17,855 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:34:17,872 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:34:17,873 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-19 16:34:17,875 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-19 16:34:17,875 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-19 16:34:17,875 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-19 16:34:17,876 INFO L87 Difference]: Start difference. First operand 114 states and 128 transitions. Second operand 8 states. [2018-09-19 16:34:18,294 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-19 16:34:21,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:34:21,392 INFO L93 Difference]: Finished difference Result 143 states and 156 transitions. [2018-09-19 16:34:21,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-19 16:34:21,395 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2018-09-19 16:34:21,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:34:21,400 INFO L225 Difference]: With dead ends: 143 [2018-09-19 16:34:21,400 INFO L226 Difference]: Without dead ends: 122 [2018-09-19 16:34:21,402 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2018-09-19 16:34:21,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-09-19 16:34:21,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 114. [2018-09-19 16:34:21,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-09-19 16:34:21,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 127 transitions. [2018-09-19 16:34:21,416 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 127 transitions. Word has length 40 [2018-09-19 16:34:21,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:34:21,417 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 127 transitions. [2018-09-19 16:34:21,417 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-19 16:34:21,417 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 127 transitions. [2018-09-19 16:34:21,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-19 16:34:21,419 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:34:21,419 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 16:34:21,419 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:34:21,420 INFO L82 PathProgramCache]: Analyzing trace with hash 510246033, now seen corresponding path program 1 times [2018-09-19 16:34:21,421 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:34:21,421 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-19 16:34:21,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:34:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:34:21,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:34:21,775 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 11 treesize of output 8 [2018-09-19 16:34:21,781 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 8 treesize of output 7 [2018-09-19 16:34:21,781 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:34:21,786 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:21,813 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:21,814 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-19 16:34:21,838 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 29 treesize of output 21 [2018-09-19 16:34:21,843 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 21 treesize of output 9 [2018-09-19 16:34:21,843 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:34:21,847 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:21,853 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:21,853 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-19 16:34:21,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 16:34:21,949 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:34:21,967 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:34:21,968 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-19 16:34:21,968 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-19 16:34:21,968 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-19 16:34:21,969 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-19 16:34:21,969 INFO L87 Difference]: Start difference. First operand 114 states and 127 transitions. Second operand 8 states. [2018-09-19 16:34:24,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:34:24,641 INFO L93 Difference]: Finished difference Result 143 states and 155 transitions. [2018-09-19 16:34:24,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-19 16:34:24,643 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 41 [2018-09-19 16:34:24,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:34:24,645 INFO L225 Difference]: With dead ends: 143 [2018-09-19 16:34:24,645 INFO L226 Difference]: Without dead ends: 122 [2018-09-19 16:34:24,646 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2018-09-19 16:34:24,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-09-19 16:34:24,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 114. [2018-09-19 16:34:24,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-09-19 16:34:24,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 126 transitions. [2018-09-19 16:34:24,659 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 126 transitions. Word has length 41 [2018-09-19 16:34:24,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:34:24,659 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 126 transitions. [2018-09-19 16:34:24,659 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-19 16:34:24,659 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 126 transitions. [2018-09-19 16:34:24,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-19 16:34:24,661 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:34:24,661 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] [2018-09-19 16:34:24,662 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:34:24,662 INFO L82 PathProgramCache]: Analyzing trace with hash -737322124, now seen corresponding path program 1 times [2018-09-19 16:34:24,663 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:34:24,663 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 [2018-09-19 16:34:24,674 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:34:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:34:24,821 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:34:25,403 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 11 treesize of output 8 [2018-09-19 16:34:25,407 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 8 treesize of output 7 [2018-09-19 16:34:25,408 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:34:25,412 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:25,423 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:25,424 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-19 16:34:25,511 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 29 treesize of output 21 [2018-09-19 16:34:25,515 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 21 treesize of output 9 [2018-09-19 16:34:25,516 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:34:25,521 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:25,524 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:25,524 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-19 16:34:26,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 16:34:26,032 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:34:26,042 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:34:26,043 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-09-19 16:34:26,043 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-09-19 16:34:26,043 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-09-19 16:34:26,044 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2018-09-19 16:34:26,044 INFO L87 Difference]: Start difference. First operand 114 states and 126 transitions. Second operand 13 states. [2018-09-19 16:34:26,885 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-09-19 16:34:31,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:34:31,509 INFO L93 Difference]: Finished difference Result 127 states and 139 transitions. [2018-09-19 16:34:31,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-19 16:34:31,510 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 42 [2018-09-19 16:34:31,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:34:31,513 INFO L225 Difference]: With dead ends: 127 [2018-09-19 16:34:31,514 INFO L226 Difference]: Without dead ends: 120 [2018-09-19 16:34:31,515 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=75, Invalid=431, Unknown=0, NotChecked=0, Total=506 [2018-09-19 16:34:31,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-09-19 16:34:31,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 114. [2018-09-19 16:34:31,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-09-19 16:34:31,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 125 transitions. [2018-09-19 16:34:31,529 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 125 transitions. Word has length 42 [2018-09-19 16:34:31,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:34:31,530 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 125 transitions. [2018-09-19 16:34:31,530 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-09-19 16:34:31,530 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 125 transitions. [2018-09-19 16:34:31,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-09-19 16:34:31,533 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:34:31,533 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 16:34:31,533 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:34:31,534 INFO L82 PathProgramCache]: Analyzing trace with hash -872797056, now seen corresponding path program 1 times [2018-09-19 16:34:31,534 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:34:31,534 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 [2018-09-19 16:34:31,544 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:34:32,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:34:32,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:34:32,098 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 11 treesize of output 8 [2018-09-19 16:34:32,104 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 8 treesize of output 7 [2018-09-19 16:34:32,104 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:34:32,108 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:32,122 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:32,122 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-19 16:34:32,146 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 29 treesize of output 21 [2018-09-19 16:34:32,153 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 21 treesize of output 9 [2018-09-19 16:34:32,154 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:34:32,157 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:32,161 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:34:32,162 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-19 16:34:32,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-19 16:34:32,302 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:34:32,326 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:34:32,326 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-19 16:34:32,327 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-19 16:34:32,327 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-19 16:34:32,327 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-19 16:34:32,328 INFO L87 Difference]: Start difference. First operand 114 states and 125 transitions. Second operand 8 states. [2018-09-19 16:34:33,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:34:33,407 INFO L93 Difference]: Finished difference Result 120 states and 131 transitions. [2018-09-19 16:34:33,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-19 16:34:33,414 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 71 [2018-09-19 16:34:33,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:34:33,414 INFO L225 Difference]: With dead ends: 120 [2018-09-19 16:34:33,415 INFO L226 Difference]: Without dead ends: 0 [2018-09-19 16:34:33,416 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2018-09-19 16:34:33,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-19 16:34:33,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-19 16:34:33,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-19 16:34:33,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-19 16:34:33,417 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 71 [2018-09-19 16:34:33,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:34:33,421 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-19 16:34:33,421 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-19 16:34:33,421 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-19 16:34:33,421 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-19 16:34:33,429 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-19 16:34:33,661 INFO L426 ceAbstractionStarter]: For program point L149(line 149) no Hoare annotation was computed. [2018-09-19 16:34:33,661 INFO L426 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-09-19 16:34:33,661 INFO L426 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2018-09-19 16:34:33,662 INFO L426 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-09-19 16:34:33,662 INFO L426 ceAbstractionStarter]: For program point L149-2(line 149) no Hoare annotation was computed. [2018-09-19 16:34:33,662 INFO L426 ceAbstractionStarter]: For program point L147-1(line 147) no Hoare annotation was computed. [2018-09-19 16:34:33,662 INFO L426 ceAbstractionStarter]: For program point L147-2(line 147) no Hoare annotation was computed. [2018-09-19 16:34:33,662 INFO L426 ceAbstractionStarter]: For program point L146-1(lines 146 150) no Hoare annotation was computed. [2018-09-19 16:34:33,662 INFO L426 ceAbstractionStarter]: For program point L147-3(line 147) no Hoare annotation was computed. [2018-09-19 16:34:33,663 INFO L429 ceAbstractionStarter]: At program point isinf_floatENTRY(lines 144 153) the Hoare annotation is: true [2018-09-19 16:34:33,663 INFO L422 ceAbstractionStarter]: At program point L146-3(lines 146 150) the Hoare annotation is: (= |isinf_float_#in~x| isinf_float_~x) [2018-09-19 16:34:33,663 INFO L426 ceAbstractionStarter]: For program point L146-4(lines 146 150) no Hoare annotation was computed. [2018-09-19 16:34:33,663 INFO L426 ceAbstractionStarter]: For program point isinf_floatEXIT(lines 144 153) no Hoare annotation was computed. [2018-09-19 16:34:33,663 INFO L426 ceAbstractionStarter]: For program point isinf_floatFINAL(lines 144 153) no Hoare annotation was computed. [2018-09-19 16:34:33,663 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-19 16:34:33,664 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-19 16:34:33,664 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-19 16:34:33,664 INFO L426 ceAbstractionStarter]: For program point L36(lines 36 44) no Hoare annotation was computed. [2018-09-19 16:34:33,664 INFO L426 ceAbstractionStarter]: For program point L36-1(lines 36 44) no Hoare annotation was computed. [2018-09-19 16:34:33,664 INFO L429 ceAbstractionStarter]: At program point __ieee754_logfENTRY(lines 19 95) the Hoare annotation is: true [2018-09-19 16:34:33,664 INFO L426 ceAbstractionStarter]: For program point __ieee754_logfFINAL(lines 19 95) no Hoare annotation was computed. [2018-09-19 16:34:33,664 INFO L426 ceAbstractionStarter]: For program point L30(lines 30 31) no Hoare annotation was computed. [2018-09-19 16:34:33,665 INFO L426 ceAbstractionStarter]: For program point L55(lines 55 71) no Hoare annotation was computed. [2018-09-19 16:34:33,665 INFO L426 ceAbstractionStarter]: For program point L39-1(lines 39 43) no Hoare annotation was computed. [2018-09-19 16:34:33,665 INFO L429 ceAbstractionStarter]: At program point L39-3(lines 39 43) the Hoare annotation is: true [2018-09-19 16:34:33,665 INFO L426 ceAbstractionStarter]: For program point L56(lines 56 63) no Hoare annotation was computed. [2018-09-19 16:34:33,665 INFO L426 ceAbstractionStarter]: For program point L23-1(lines 23 27) no Hoare annotation was computed. [2018-09-19 16:34:33,665 INFO L429 ceAbstractionStarter]: At program point L23-3(lines 23 27) the Hoare annotation is: true [2018-09-19 16:34:33,666 INFO L426 ceAbstractionStarter]: For program point L23-4(lines 23 27) no Hoare annotation was computed. [2018-09-19 16:34:33,666 INFO L426 ceAbstractionStarter]: For program point L48-1(lines 48 52) no Hoare annotation was computed. [2018-09-19 16:34:33,666 INFO L429 ceAbstractionStarter]: At program point L48-3(lines 48 52) the Hoare annotation is: true [2018-09-19 16:34:33,666 INFO L426 ceAbstractionStarter]: For program point L48-4(lines 48 52) no Hoare annotation was computed. [2018-09-19 16:34:33,666 INFO L426 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-09-19 16:34:33,666 INFO L426 ceAbstractionStarter]: For program point L40-1(line 40) no Hoare annotation was computed. [2018-09-19 16:34:33,667 INFO L426 ceAbstractionStarter]: For program point L40-2(line 40) no Hoare annotation was computed. [2018-09-19 16:34:33,667 INFO L426 ceAbstractionStarter]: For program point L40-3(line 40) no Hoare annotation was computed. [2018-09-19 16:34:33,667 INFO L426 ceAbstractionStarter]: For program point L65(lines 65 70) no Hoare annotation was computed. [2018-09-19 16:34:33,667 INFO L426 ceAbstractionStarter]: For program point L32(lines 32 33) no Hoare annotation was computed. [2018-09-19 16:34:33,667 INFO L426 ceAbstractionStarter]: For program point L90(lines 90 93) no Hoare annotation was computed. [2018-09-19 16:34:33,667 INFO L426 ceAbstractionStarter]: For program point L57(lines 57 62) no Hoare annotation was computed. [2018-09-19 16:34:33,667 INFO L426 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-09-19 16:34:33,668 INFO L426 ceAbstractionStarter]: For program point L24-1(line 24) no Hoare annotation was computed. [2018-09-19 16:34:33,668 INFO L426 ceAbstractionStarter]: For program point L24-2(line 24) no Hoare annotation was computed. [2018-09-19 16:34:33,668 INFO L426 ceAbstractionStarter]: For program point L24-3(line 24) no Hoare annotation was computed. [2018-09-19 16:34:33,668 INFO L426 ceAbstractionStarter]: For program point L82(lines 82 94) no Hoare annotation was computed. [2018-09-19 16:34:33,668 INFO L426 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-09-19 16:34:33,668 INFO L426 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2018-09-19 16:34:33,668 INFO L426 ceAbstractionStarter]: For program point L49-2(line 49) no Hoare annotation was computed. [2018-09-19 16:34:33,669 INFO L426 ceAbstractionStarter]: For program point L49-3(line 49) no Hoare annotation was computed. [2018-09-19 16:34:33,669 INFO L426 ceAbstractionStarter]: For program point L41(line 41) no Hoare annotation was computed. [2018-09-19 16:34:33,669 INFO L426 ceAbstractionStarter]: For program point __ieee754_logfEXIT(lines 19 95) no Hoare annotation was computed. [2018-09-19 16:34:33,669 INFO L426 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-09-19 16:34:33,669 INFO L426 ceAbstractionStarter]: For program point L50(line 50) no Hoare annotation was computed. [2018-09-19 16:34:33,669 INFO L426 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-09-19 16:34:33,669 INFO L426 ceAbstractionStarter]: For program point L42-1(line 42) no Hoare annotation was computed. [2018-09-19 16:34:33,670 INFO L426 ceAbstractionStarter]: For program point L42-2(line 42) no Hoare annotation was computed. [2018-09-19 16:34:33,670 INFO L426 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-09-19 16:34:33,670 INFO L426 ceAbstractionStarter]: For program point L26(line 26) no Hoare annotation was computed. [2018-09-19 16:34:33,670 INFO L426 ceAbstractionStarter]: For program point L26-1(line 26) no Hoare annotation was computed. [2018-09-19 16:34:33,670 INFO L426 ceAbstractionStarter]: For program point L26-2(line 26) no Hoare annotation was computed. [2018-09-19 16:34:33,670 INFO L426 ceAbstractionStarter]: For program point L84(lines 84 88) no Hoare annotation was computed. [2018-09-19 16:34:33,670 INFO L426 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-09-19 16:34:33,671 INFO L426 ceAbstractionStarter]: For program point L51-1(line 51) no Hoare annotation was computed. [2018-09-19 16:34:33,671 INFO L426 ceAbstractionStarter]: For program point L51-2(line 51) no Hoare annotation was computed. [2018-09-19 16:34:33,671 INFO L426 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-09-19 16:34:33,671 INFO L426 ceAbstractionStarter]: For program point L110(line 110) no Hoare annotation was computed. [2018-09-19 16:34:33,671 INFO L426 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-09-19 16:34:33,671 INFO L426 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-09-19 16:34:33,671 INFO L426 ceAbstractionStarter]: For program point L135-1(line 135) no Hoare annotation was computed. [2018-09-19 16:34:33,671 INFO L426 ceAbstractionStarter]: For program point L135-2(line 135) no Hoare annotation was computed. [2018-09-19 16:34:33,672 INFO L426 ceAbstractionStarter]: For program point L135-3(line 135) no Hoare annotation was computed. [2018-09-19 16:34:33,672 INFO L426 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-09-19 16:34:33,672 INFO L426 ceAbstractionStarter]: For program point L127-1(line 127) no Hoare annotation was computed. [2018-09-19 16:34:33,672 INFO L426 ceAbstractionStarter]: For program point L127-2(line 127) no Hoare annotation was computed. [2018-09-19 16:34:33,672 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 120) no Hoare annotation was computed. [2018-09-19 16:34:33,672 INFO L426 ceAbstractionStarter]: For program point L115(lines 115 116) no Hoare annotation was computed. [2018-09-19 16:34:33,672 INFO L426 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-09-19 16:34:33,673 INFO L426 ceAbstractionStarter]: For program point L111-1(line 111) no Hoare annotation was computed. [2018-09-19 16:34:33,673 INFO L426 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2018-09-19 16:34:33,673 INFO L429 ceAbstractionStarter]: At program point __ieee754_log10fENTRY(lines 104 141) the Hoare annotation is: true [2018-09-19 16:34:33,673 INFO L426 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-09-19 16:34:33,673 INFO L426 ceAbstractionStarter]: For program point __ieee754_log10fEXIT(lines 104 141) no Hoare annotation was computed. [2018-09-19 16:34:33,673 INFO L426 ceAbstractionStarter]: For program point L124-1(lines 124 128) no Hoare annotation was computed. [2018-09-19 16:34:33,673 INFO L426 ceAbstractionStarter]: For program point __ieee754_log10fFINAL(lines 104 141) no Hoare annotation was computed. [2018-09-19 16:34:33,674 INFO L422 ceAbstractionStarter]: At program point L124-3(lines 124 128) the Hoare annotation is: (and (exists ((__ieee754_log10f_~hx~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) __ieee754_log10f_~hx~0) ((_ extract 30 23) __ieee754_log10f_~hx~0) ((_ extract 22 0) __ieee754_log10f_~hx~0)) |__ieee754_log10f_#in~x|) (bvslt __ieee754_log10f_~hx~0 (_ bv2139095040 32)))) (= (fp ((_ extract 31 31) __ieee754_log10f_~hx~0) ((_ extract 30 23) __ieee754_log10f_~hx~0) ((_ extract 22 0) __ieee754_log10f_~hx~0)) |__ieee754_log10f_#in~x|)) [2018-09-19 16:34:33,674 INFO L426 ceAbstractionStarter]: For program point L108-1(lines 108 112) no Hoare annotation was computed. [2018-09-19 16:34:33,674 INFO L422 ceAbstractionStarter]: At program point L108-3(lines 108 112) the Hoare annotation is: (= |__ieee754_log10f_#in~x| __ieee754_log10f_~x) [2018-09-19 16:34:33,674 INFO L426 ceAbstractionStarter]: For program point L137(line 137) no Hoare annotation was computed. [2018-09-19 16:34:33,674 INFO L426 ceAbstractionStarter]: For program point L108-4(lines 108 112) no Hoare annotation was computed. [2018-09-19 16:34:33,674 INFO L426 ceAbstractionStarter]: For program point L137-1(line 137) no Hoare annotation was computed. [2018-09-19 16:34:33,674 INFO L426 ceAbstractionStarter]: For program point L137-2(line 137) no Hoare annotation was computed. [2018-09-19 16:34:33,674 INFO L426 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-09-19 16:34:33,675 INFO L426 ceAbstractionStarter]: For program point L125-1(line 125) no Hoare annotation was computed. [2018-09-19 16:34:33,675 INFO L426 ceAbstractionStarter]: For program point L125-2(line 125) no Hoare annotation was computed. [2018-09-19 16:34:33,675 INFO L426 ceAbstractionStarter]: For program point L125-3(line 125) no Hoare annotation was computed. [2018-09-19 16:34:33,675 INFO L426 ceAbstractionStarter]: For program point L121(lines 121 129) no Hoare annotation was computed. [2018-09-19 16:34:33,675 INFO L426 ceAbstractionStarter]: For program point L121-1(lines 121 129) no Hoare annotation was computed. [2018-09-19 16:34:33,675 INFO L426 ceAbstractionStarter]: For program point L117(lines 117 118) no Hoare annotation was computed. [2018-09-19 16:34:33,675 INFO L426 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-09-19 16:34:33,675 INFO L426 ceAbstractionStarter]: For program point L109-1(line 109) no Hoare annotation was computed. [2018-09-19 16:34:33,676 INFO L426 ceAbstractionStarter]: For program point L109-2(line 109) no Hoare annotation was computed. [2018-09-19 16:34:33,676 INFO L426 ceAbstractionStarter]: For program point L109-3(line 109) no Hoare annotation was computed. [2018-09-19 16:34:33,677 INFO L426 ceAbstractionStarter]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2018-09-19 16:34:33,677 INFO L422 ceAbstractionStarter]: At program point L134-3(lines 134 138) the Hoare annotation is: (exists ((__ieee754_log10f_~hx~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) __ieee754_log10f_~hx~0) ((_ extract 30 23) __ieee754_log10f_~hx~0) ((_ extract 22 0) __ieee754_log10f_~hx~0)) |__ieee754_log10f_#in~x|) (bvslt __ieee754_log10f_~hx~0 (_ bv2139095040 32)))) [2018-09-19 16:34:33,677 INFO L422 ceAbstractionStarter]: At program point L134-4(lines 134 138) the Hoare annotation is: (exists ((__ieee754_log10f_~hx~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) __ieee754_log10f_~hx~0) ((_ extract 30 23) __ieee754_log10f_~hx~0) ((_ extract 22 0) __ieee754_log10f_~hx~0)) |__ieee754_log10f_#in~x|) (bvslt __ieee754_log10f_~hx~0 (_ bv2139095040 32)))) [2018-09-19 16:34:33,677 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-19 16:34:33,677 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-19 16:34:33,679 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-19 16:34:33,680 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-19 16:34:33,680 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 155 172) the Hoare annotation is: true [2018-09-19 16:34:33,680 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 155 172) no Hoare annotation was computed. [2018-09-19 16:34:33,680 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 155 172) no Hoare annotation was computed. [2018-09-19 16:34:33,680 INFO L426 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-09-19 16:34:33,680 INFO L422 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (let ((.cse0 (fp.div RNE ((_ to_fp 8 24) RNE 1.0) (_ +zero 8 24)))) (and (= .cse0 main_~x~0) (= (fp.add RNE .cse0 .cse0) main_~res~0))) [2018-09-19 16:34:33,681 INFO L426 ceAbstractionStarter]: For program point L167-1(lines 167 170) no Hoare annotation was computed. [2018-09-19 16:34:33,681 INFO L422 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (= (fp.div RNE ((_ to_fp 8 24) RNE 1.0) (_ +zero 8 24)) main_~x~0) [2018-09-19 16:34:33,681 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 168) no Hoare annotation was computed. [2018-09-19 16:34:33,681 INFO L426 ceAbstractionStarter]: For program point L164-1(line 164) no Hoare annotation was computed. [2018-09-19 16:34:33,694 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,694 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,695 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,695 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,696 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,696 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,696 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,697 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,698 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,698 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,698 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,698 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,699 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,700 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,700 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,700 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 04:34:33 BoogieIcfgContainer [2018-09-19 16:34:33,703 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 16:34:33,704 INFO L168 Benchmark]: Toolchain (without parser) took 36301.75 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 740.3 MB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -416.6 MB). Peak memory consumption was 323.7 MB. Max. memory is 7.1 GB. [2018-09-19 16:34:33,705 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-19 16:34:33,705 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.99 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-19 16:34:33,706 INFO L168 Benchmark]: Boogie Preprocessor took 72.36 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-19 16:34:33,707 INFO L168 Benchmark]: RCFGBuilder took 18447.41 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 740.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -766.9 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2018-09-19 16:34:33,708 INFO L168 Benchmark]: TraceAbstraction took 17221.83 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 329.1 MB). Peak memory consumption was 329.1 MB. Max. memory is 7.1 GB. [2018-09-19 16:34:33,712 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 552.99 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 72.36 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 18447.41 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 740.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -766.9 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17221.83 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.8 GB in the end (delta: 329.1 MB). Peak memory consumption was 329.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 168]: 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: 48]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 134]: Loop Invariant [2018-09-19 16:34:33,721 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,721 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,721 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,721 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,722 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,722 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,722 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,722 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] Derived loop invariant: (\exists __ieee754_log10f_~hx~0 : bv32 :: ~fp~LONGDOUBLE(__ieee754_log10f_~hx~0[31:31], __ieee754_log10f_~hx~0[30:23], __ieee754_log10f_~hx~0[22:0]) == \old(x) && ~bvslt32(__ieee754_log10f_~hx~0, 2139095040bv32)) - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 124]: Loop Invariant [2018-09-19 16:34:33,724 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,724 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,724 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,724 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,725 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,725 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,725 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] [2018-09-19 16:34:33,726 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_log10f_~hx~0,QUANTIFIED] Derived loop invariant: (\exists __ieee754_log10f_~hx~0 : bv32 :: ~fp~LONGDOUBLE(__ieee754_log10f_~hx~0[31:31], __ieee754_log10f_~hx~0[30:23], __ieee754_log10f_~hx~0[22:0]) == \old(x) && ~bvslt32(__ieee754_log10f_~hx~0, 2139095040bv32)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == \old(x) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 118 locations, 1 error locations. SAFE Result, 17.1s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 12.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 571 SDtfs, 135 SDslu, 2954 SDs, 0 SdLazy, 437 SolverSat, 19 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 9.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 241 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 4.2s 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, 5 MinimizatonAttempts, 22 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 29 PreInvPairs, 39 NumberOfFragments, 101 HoareAnnotationTreeSize, 29 FomulaSimplifications, 19 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 17 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 216 NumberOfCodeBlocks, 216 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 211 ConstructedInterpolants, 22 QuantifiedInterpolants, 53097 SizeOfPredicates, 30 NumberOfNonLiveVariables, 674 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...