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/double_req_bl_0910b_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2c62905 [2018-09-19 16:14:57,750 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 16:14:57,752 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 16:14:57,770 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 16:14:57,770 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 16:14:57,772 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 16:14:57,774 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 16:14:57,776 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 16:14:57,779 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 16:14:57,780 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 16:14:57,788 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 16:14:57,788 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 16:14:57,789 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 16:14:57,791 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 16:14:57,792 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 16:14:57,793 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 16:14:57,794 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 16:14:57,796 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 16:14:57,798 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 16:14:57,800 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 16:14:57,801 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 16:14:57,802 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 16:14:57,804 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-19 16:14:57,805 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-19 16:14:57,805 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-19 16:14:57,806 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-19 16:14:57,807 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-19 16:14:57,808 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-19 16:14:57,809 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-19 16:14:57,810 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-19 16:14:57,810 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-19 16:14:57,811 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-19 16:14:57,811 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-19 16:14:57,811 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-19 16:14:57,812 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-19 16:14:57,813 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-19 16:14:57,813 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 16:14:57,836 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 16:14:57,836 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 16:14:57,837 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 16:14:57,838 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-19 16:14:57,839 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-19 16:14:57,839 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-19 16:14:57,839 INFO L133 SettingsManager]: * Use SBE=true [2018-09-19 16:14:57,840 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 16:14:57,840 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-19 16:14:57,840 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-19 16:14:57,840 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 16:14:57,841 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 16:14:57,842 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 16:14:57,842 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 16:14:57,842 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-19 16:14:57,842 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-19 16:14:57,842 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-19 16:14:57,843 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 16:14:57,843 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 16:14:57,843 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 16:14:57,845 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 16:14:57,845 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 16:14:57,845 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 16:14:57,845 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 16:14:57,846 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 16:14:57,846 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 16:14:57,846 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 16:14:57,846 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-19 16:14:57,846 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 16:14:57,847 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-19 16:14:57,847 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-19 16:14:57,847 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 16:14:57,905 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 16:14:57,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 16:14:57,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 16:14:57,930 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 16:14:57,931 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 16:14:57,932 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0910b_true-unreach-call.c [2018-09-19 16:14:58,301 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce4529b8/577dd0d8733a4432b20b1406796f33ec/FLAGb89b9df59 [2018-09-19 16:14:58,481 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 16:14:58,481 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0910b_true-unreach-call.c [2018-09-19 16:14:58,490 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce4529b8/577dd0d8733a4432b20b1406796f33ec/FLAGb89b9df59 [2018-09-19 16:14:58,504 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce4529b8/577dd0d8733a4432b20b1406796f33ec [2018-09-19 16:14:58,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 16:14:58,517 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-19 16:14:58,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 16:14:58,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 16:14:58,526 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 16:14:58,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 04:14:58" (1/1) ... [2018-09-19 16:14:58,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76720cb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:14:58, skipping insertion in model container [2018-09-19 16:14:58,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 04:14:58" (1/1) ... [2018-09-19 16:14:58,542 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 16:14:58,806 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 16:14:58,839 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 16:14:58,896 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 16:14:58,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:14:58 WrapperNode [2018-09-19 16:14:58,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 16:14:58,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 16:14:58,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 16:14:58,959 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 16:14:58,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:14:58" (1/1) ... [2018-09-19 16:14:58,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:14:58" (1/1) ... [2018-09-19 16:14:58,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:14:58" (1/1) ... [2018-09-19 16:14:58,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:14:58" (1/1) ... [2018-09-19 16:14:59,008 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:14:58" (1/1) ... [2018-09-19 16:14:59,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:14:58" (1/1) ... [2018-09-19 16:14:59,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:14:58" (1/1) ... [2018-09-19 16:14:59,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 16:14:59,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 16:14:59,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 16:14:59,025 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 16:14:59,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:14:58" (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 16:14:59,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 16:14:59,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 16:14:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-09-19 16:14:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2018-09-19 16:14:59,181 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 16:14:59,181 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-19 16:14:59,181 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-19 16:14:59,181 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-09-19 16:14:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-19 16:14:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-19 16:14:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-19 16:14:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-19 16:14:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2018-09-19 16:14:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-19 16:14:59,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-19 16:14:59,183 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 16:14:59,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 16:14:59,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 16:14:59,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-19 16:14:59,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-19 16:14:59,441 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:14:59,484 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:14:59,509 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:15:04,508 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:15:04,524 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:15:04,621 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:15:22,635 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:15:22,652 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:15:22,695 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-19 16:15:22,826 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 16:15:22,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 04:15:22 BoogieIcfgContainer [2018-09-19 16:15:22,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 16:15:22,829 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 16:15:22,829 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 16:15:22,834 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 16:15:22,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 04:14:58" (1/3) ... [2018-09-19 16:15:22,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28c32045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 04:15:22, skipping insertion in model container [2018-09-19 16:15:22,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 04:14:58" (2/3) ... [2018-09-19 16:15:22,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28c32045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 04:15:22, skipping insertion in model container [2018-09-19 16:15:22,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 04:15:22" (3/3) ... [2018-09-19 16:15:22,840 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0910b_true-unreach-call.c [2018-09-19 16:15:22,851 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 16:15:22,861 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 16:15:22,940 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 16:15:22,941 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 16:15:22,941 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 16:15:22,941 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 16:15:22,941 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 16:15:22,941 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 16:15:22,942 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 16:15:22,942 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 16:15:22,942 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 16:15:22,987 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states. [2018-09-19 16:15:22,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-19 16:15:22,997 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:15:22,999 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 16:15:23,004 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:15:23,010 INFO L82 PathProgramCache]: Analyzing trace with hash 1668417954, now seen corresponding path program 1 times [2018-09-19 16:15:23,015 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:15:23,016 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 [2018-09-19 16:15:23,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:15:23,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:15:23,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:15:23,215 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 16:15:23,215 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:15:23,234 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:15:23,234 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-19 16:15:23,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-19 16:15:23,251 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-19 16:15:23,252 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-19 16:15:23,254 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 2 states. [2018-09-19 16:15:23,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:15:23,288 INFO L93 Difference]: Finished difference Result 164 states and 203 transitions. [2018-09-19 16:15:23,288 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-19 16:15:23,290 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-09-19 16:15:23,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:15:23,302 INFO L225 Difference]: With dead ends: 164 [2018-09-19 16:15:23,303 INFO L226 Difference]: Without dead ends: 82 [2018-09-19 16:15:23,307 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 22 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 16:15:23,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2018-09-19 16:15:23,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2018-09-19 16:15:23,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2018-09-19 16:15:23,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 92 transitions. [2018-09-19 16:15:23,356 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 92 transitions. Word has length 23 [2018-09-19 16:15:23,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:15:23,357 INFO L480 AbstractCegarLoop]: Abstraction has 82 states and 92 transitions. [2018-09-19 16:15:23,357 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-19 16:15:23,357 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2018-09-19 16:15:23,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-19 16:15:23,360 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:15:23,360 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] [2018-09-19 16:15:23,361 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:15:23,361 INFO L82 PathProgramCache]: Analyzing trace with hash -2104630673, now seen corresponding path program 1 times [2018-09-19 16:15:23,362 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:15:23,363 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 16:15:23,370 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:15:23,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:15:23,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:15:23,790 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 [2018-09-19 16:15:23,798 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 [2018-09-19 16:15:23,799 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:15:23,808 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:15:23,827 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. [2018-09-19 16:15:23,828 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-19 16:15:23,941 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 [2018-09-19 16:15:23,955 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 [2018-09-19 16:15:23,955 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:15:23,963 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:15:23,976 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. [2018-09-19 16:15:23,977 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-19 16:15:24,267 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 16:15:24,267 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:15:24,283 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:15:24,283 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-19 16:15:24,286 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-19 16:15:24,287 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-19 16:15:24,287 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-19 16:15:24,287 INFO L87 Difference]: Start difference. First operand 82 states and 92 transitions. Second operand 8 states. [2018-09-19 16:15:26,552 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-19 16:15:42,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:15:42,107 INFO L93 Difference]: Finished difference Result 130 states and 147 transitions. [2018-09-19 16:15:42,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-19 16:15:42,886 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 49 [2018-09-19 16:15:42,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:15:42,888 INFO L225 Difference]: With dead ends: 130 [2018-09-19 16:15:42,888 INFO L226 Difference]: Without dead ends: 82 [2018-09-19 16:15:42,890 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2018-09-19 16:15:42,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2018-09-19 16:15:42,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2018-09-19 16:15:42,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2018-09-19 16:15:42,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 91 transitions. [2018-09-19 16:15:42,901 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 91 transitions. Word has length 49 [2018-09-19 16:15:42,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:15:42,902 INFO L480 AbstractCegarLoop]: Abstraction has 82 states and 91 transitions. [2018-09-19 16:15:42,902 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-19 16:15:42,902 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 91 transitions. [2018-09-19 16:15:42,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-19 16:15:42,904 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:15:42,904 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] [2018-09-19 16:15:42,905 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:15:42,905 INFO L82 PathProgramCache]: Analyzing trace with hash -1020055154, now seen corresponding path program 1 times [2018-09-19 16:15:42,906 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:15:42,906 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 16:15:42,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:15:43,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:15:44,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:15:46,626 WARN L178 SmtUtils]: Spent 2.52 s on a formula simplification that was a NOOP. DAG size: 13 [2018-09-19 16:15:46,715 INFO L682 Elim1Store]: detected equality via solver [2018-09-19 16:15:46,716 INFO L682 Elim1Store]: detected equality via solver [2018-09-19 16:15:46,718 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 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 27 treesize of output 35 [2018-09-19 16:15:46,727 INFO L700 Elim1Store]: detected not equals via solver [2018-09-19 16:15:46,749 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-09-19 16:15:46,750 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:15:46,768 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:15:46,793 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. [2018-09-19 16:15:46,794 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:28 [2018-09-19 16:15:47,126 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 42 treesize of output 33 [2018-09-19 16:15:47,140 INFO L700 Elim1Store]: detected not equals via solver [2018-09-19 16:15:47,187 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-09-19 16:15:47,190 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:15:47,220 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:15:47,254 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-09-19 16:15:47,255 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:51, output treesize:32 [2018-09-19 16:15:49,402 WARN L178 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 27 [2018-09-19 16:15:49,415 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 26 treesize of output 20 [2018-09-19 16:15:49,424 INFO L700 Elim1Store]: detected not equals via solver [2018-09-19 16:15:49,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2018-09-19 16:15:49,430 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:15:49,442 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:15:49,458 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-19 16:15:49,458 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:39, output treesize:18 [2018-09-19 16:15:50,054 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 16:15:50,054 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:15:50,081 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:15:50,081 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2018-09-19 16:15:50,082 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-09-19 16:15:50,082 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-09-19 16:15:50,082 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2018-09-19 16:15:50,083 INFO L87 Difference]: Start difference. First operand 82 states and 91 transitions. Second operand 15 states. [2018-09-19 16:16:01,758 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2018-09-19 16:16:02,318 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-09-19 16:16:02,882 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2018-09-19 16:16:18,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:16:18,295 INFO L93 Difference]: Finished difference Result 91 states and 100 transitions. [2018-09-19 16:16:18,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 16:16:18,296 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 49 [2018-09-19 16:16:18,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:16:18,302 INFO L225 Difference]: With dead ends: 91 [2018-09-19 16:16:18,302 INFO L226 Difference]: Without dead ends: 84 [2018-09-19 16:16:18,303 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=134, Invalid=622, Unknown=0, NotChecked=0, Total=756 [2018-09-19 16:16:18,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-09-19 16:16:18,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2018-09-19 16:16:18,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2018-09-19 16:16:18,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 90 transitions. [2018-09-19 16:16:18,317 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 90 transitions. Word has length 49 [2018-09-19 16:16:18,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:16:18,318 INFO L480 AbstractCegarLoop]: Abstraction has 82 states and 90 transitions. [2018-09-19 16:16:18,318 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-09-19 16:16:18,318 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 90 transitions. [2018-09-19 16:16:18,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-19 16:16:18,320 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 16:16:18,320 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] [2018-09-19 16:16:18,320 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 16:16:18,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1093039067, now seen corresponding path program 1 times [2018-09-19 16:16:18,321 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-19 16:16:18,321 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 16:16:18,337 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-19 16:16:19,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-19 16:16:19,497 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-19 16:16:19,541 INFO L682 Elim1Store]: detected equality via solver [2018-09-19 16:16:19,542 INFO L682 Elim1Store]: detected equality via solver [2018-09-19 16:16:19,544 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 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 27 treesize of output 35 [2018-09-19 16:16:19,554 INFO L700 Elim1Store]: detected not equals via solver [2018-09-19 16:16:19,576 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 25 [2018-09-19 16:16:19,577 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:16:19,650 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:16:19,676 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. [2018-09-19 16:16:19,677 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:28 [2018-09-19 16:16:19,879 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 42 treesize of output 33 [2018-09-19 16:16:19,891 INFO L700 Elim1Store]: detected not equals via solver [2018-09-19 16:16:19,911 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2018-09-19 16:16:19,912 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:16:19,939 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:16:19,981 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-09-19 16:16:19,981 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:51, output treesize:32 [2018-09-19 16:16:22,071 WARN L178 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 27 [2018-09-19 16:16:22,090 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 26 treesize of output 20 [2018-09-19 16:16:22,098 INFO L700 Elim1Store]: detected not equals via solver [2018-09-19 16:16:22,102 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 11 [2018-09-19 16:16:22,104 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-19 16:16:22,112 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-19 16:16:22,129 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-19 16:16:22,129 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:39, output treesize:18 [2018-09-19 16:16:22,438 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 16:16:22,439 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-19 16:16:22,469 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 16:16:22,469 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-09-19 16:16:22,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-19 16:16:22,470 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-19 16:16:22,470 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-09-19 16:16:22,471 INFO L87 Difference]: Start difference. First operand 82 states and 90 transitions. Second operand 11 states. [2018-09-19 16:16:23,960 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-09-19 16:16:41,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 16:16:41,836 INFO L93 Difference]: Finished difference Result 84 states and 92 transitions. [2018-09-19 16:16:41,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-19 16:16:41,837 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 50 [2018-09-19 16:16:41,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 16:16:41,838 INFO L225 Difference]: With dead ends: 84 [2018-09-19 16:16:41,838 INFO L226 Difference]: Without dead ends: 0 [2018-09-19 16:16:41,839 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=96, Invalid=324, Unknown=0, NotChecked=0, Total=420 [2018-09-19 16:16:41,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-19 16:16:41,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-19 16:16:41,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-19 16:16:41,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-19 16:16:41,841 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 50 [2018-09-19 16:16:41,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 16:16:41,841 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-19 16:16:41,842 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-19 16:16:41,842 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-19 16:16:41,842 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-19 16:16:41,847 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-19 16:16:42,291 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 35 [2018-09-19 16:16:42,584 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 28 [2018-09-19 16:16:42,648 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-19 16:16:42,648 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-19 16:16:42,648 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-19 16:16:42,648 INFO L426 ceAbstractionStarter]: For program point L85(lines 85 92) no Hoare annotation was computed. [2018-09-19 16:16:42,649 INFO L426 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-09-19 16:16:42,649 INFO L426 ceAbstractionStarter]: For program point __ieee754_logEXIT(lines 45 124) no Hoare annotation was computed. [2018-09-19 16:16:42,649 INFO L426 ceAbstractionStarter]: For program point L77(line 77) no Hoare annotation was computed. [2018-09-19 16:16:42,649 INFO L426 ceAbstractionStarter]: For program point L77-1(line 77) no Hoare annotation was computed. [2018-09-19 16:16:42,649 INFO L426 ceAbstractionStarter]: For program point L77-2(line 77) no Hoare annotation was computed. [2018-09-19 16:16:42,649 INFO L426 ceAbstractionStarter]: For program point L77-3(line 77) no Hoare annotation was computed. [2018-09-19 16:16:42,650 INFO L426 ceAbstractionStarter]: For program point L94(lines 94 99) no Hoare annotation was computed. [2018-09-19 16:16:42,650 INFO L426 ceAbstractionStarter]: For program point L61(lines 61 62) no Hoare annotation was computed. [2018-09-19 16:16:42,650 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 122) no Hoare annotation was computed. [2018-09-19 16:16:42,650 INFO L426 ceAbstractionStarter]: For program point L86(lines 86 91) no Hoare annotation was computed. [2018-09-19 16:16:42,650 INFO L426 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2018-09-19 16:16:42,650 INFO L426 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2018-09-19 16:16:42,651 INFO L426 ceAbstractionStarter]: For program point L53-2(line 53) no Hoare annotation was computed. [2018-09-19 16:16:42,651 INFO L426 ceAbstractionStarter]: For program point L111(lines 111 123) no Hoare annotation was computed. [2018-09-19 16:16:42,651 INFO L426 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-09-19 16:16:42,651 INFO L426 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-09-19 16:16:42,651 INFO L426 ceAbstractionStarter]: For program point L54-1(line 54) no Hoare annotation was computed. [2018-09-19 16:16:42,651 INFO L426 ceAbstractionStarter]: For program point L54-2(line 54) no Hoare annotation was computed. [2018-09-19 16:16:42,652 INFO L426 ceAbstractionStarter]: For program point L54-3(line 54) no Hoare annotation was computed. [2018-09-19 16:16:42,652 INFO L426 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-09-19 16:16:42,652 INFO L429 ceAbstractionStarter]: At program point __ieee754_logENTRY(lines 45 124) the Hoare annotation is: true [2018-09-19 16:16:42,652 INFO L426 ceAbstractionStarter]: For program point __ieee754_logFINAL(lines 45 124) no Hoare annotation was computed. [2018-09-19 16:16:42,652 INFO L426 ceAbstractionStarter]: For program point L113(lines 113 117) no Hoare annotation was computed. [2018-09-19 16:16:42,652 INFO L426 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2018-09-19 16:16:42,653 INFO L426 ceAbstractionStarter]: For program point L80-1(line 80) no Hoare annotation was computed. [2018-09-19 16:16:42,653 INFO L426 ceAbstractionStarter]: For program point L80-2(line 80) no Hoare annotation was computed. [2018-09-19 16:16:42,653 INFO L426 ceAbstractionStarter]: For program point L80-3(line 80) no Hoare annotation was computed. [2018-09-19 16:16:42,653 INFO L426 ceAbstractionStarter]: For program point L65-1(lines 65 69) no Hoare annotation was computed. [2018-09-19 16:16:42,653 INFO L422 ceAbstractionStarter]: At program point L65-3(lines 65 69) the Hoare annotation is: (or (and (exists ((|v_q#valueAsBitvector_13| (_ BitVec 64))) (and (= |__ieee754_log_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_13|) ((_ extract 62 52) |v_q#valueAsBitvector_13|) ((_ extract 51 0) |v_q#valueAsBitvector_13|))) (not (= (bvor (bvand ((_ extract 63 32) |v_q#valueAsBitvector_13|) (_ bv2147483647 32)) ((_ extract 31 0) |v_q#valueAsBitvector_13|)) (_ bv0 32))))) (exists ((|v_q#valueAsBitvector_13| (_ BitVec 64))) (and (= |__ieee754_log_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_13|) ((_ extract 62 52) |v_q#valueAsBitvector_13|) ((_ extract 51 0) |v_q#valueAsBitvector_13|))) (= ((_ extract 31 0) |v_q#valueAsBitvector_13|) __ieee754_log_~lx~1) (= ((_ extract 63 32) |v_q#valueAsBitvector_13|) __ieee754_log_~hx~1)))) (not (= (_ +zero 11 53) ~zero~0)) (not (= ((_ to_fp 11 53) RNE 18014398509481984.0) ~two54_log~0))) [2018-09-19 16:16:42,654 INFO L426 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-09-19 16:16:42,654 INFO L426 ceAbstractionStarter]: For program point L66-1(line 66) no Hoare annotation was computed. [2018-09-19 16:16:42,654 INFO L426 ceAbstractionStarter]: For program point L66-2(line 66) no Hoare annotation was computed. [2018-09-19 16:16:42,654 INFO L426 ceAbstractionStarter]: For program point L66-3(line 66) no Hoare annotation was computed. [2018-09-19 16:16:42,654 INFO L426 ceAbstractionStarter]: For program point L58(lines 58 70) no Hoare annotation was computed. [2018-09-19 16:16:42,654 INFO L426 ceAbstractionStarter]: For program point L58-1(lines 45 124) no Hoare annotation was computed. [2018-09-19 16:16:42,655 INFO L426 ceAbstractionStarter]: For program point L50-1(lines 50 55) no Hoare annotation was computed. [2018-09-19 16:16:42,655 INFO L422 ceAbstractionStarter]: At program point L50-3(lines 50 55) the Hoare annotation is: (or (= __ieee754_log_~x |__ieee754_log_#in~x|) (not (= (_ +zero 11 53) ~zero~0)) (not (= ((_ to_fp 11 53) RNE 18014398509481984.0) ~two54_log~0))) [2018-09-19 16:16:42,655 INFO L426 ceAbstractionStarter]: For program point L50-4(lines 50 55) no Hoare annotation was computed. [2018-09-19 16:16:42,655 INFO L426 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-09-19 16:16:42,655 INFO L426 ceAbstractionStarter]: For program point L59(lines 59 60) no Hoare annotation was computed. [2018-09-19 16:16:42,656 INFO L426 ceAbstractionStarter]: For program point L84(lines 84 100) no Hoare annotation was computed. [2018-09-19 16:16:42,656 INFO L426 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-09-19 16:16:42,656 INFO L426 ceAbstractionStarter]: For program point L51-1(line 51) no Hoare annotation was computed. [2018-09-19 16:16:42,656 INFO L426 ceAbstractionStarter]: For program point L51-2(line 51) no Hoare annotation was computed. [2018-09-19 16:16:42,656 INFO L426 ceAbstractionStarter]: For program point L51-3(line 51) no Hoare annotation was computed. [2018-09-19 16:16:42,656 INFO L426 ceAbstractionStarter]: For program point L76-1(lines 76 81) no Hoare annotation was computed. [2018-09-19 16:16:42,657 INFO L422 ceAbstractionStarter]: At program point L76-3(lines 76 81) the Hoare annotation is: (or (not (= (_ +zero 11 53) ~zero~0)) (exists ((|v_q#valueAsBitvector_13| (_ BitVec 64))) (and (= |__ieee754_log_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_13|) ((_ extract 62 52) |v_q#valueAsBitvector_13|) ((_ extract 51 0) |v_q#valueAsBitvector_13|))) (not (= (bvor (bvand ((_ extract 63 32) |v_q#valueAsBitvector_13|) (_ bv2147483647 32)) ((_ extract 31 0) |v_q#valueAsBitvector_13|)) (_ bv0 32))))) (not (= ((_ to_fp 11 53) RNE 18014398509481984.0) ~two54_log~0))) [2018-09-19 16:16:42,657 INFO L426 ceAbstractionStarter]: For program point L76-4(lines 76 81) no Hoare annotation was computed. [2018-09-19 16:16:42,657 INFO L426 ceAbstractionStarter]: For program point L68(line 68) no Hoare annotation was computed. [2018-09-19 16:16:42,657 INFO L426 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2018-09-19 16:16:42,657 INFO L426 ceAbstractionStarter]: For program point L68-2(line 68) no Hoare annotation was computed. [2018-09-19 16:16:42,657 INFO L426 ceAbstractionStarter]: For program point L23(line 23) no Hoare annotation was computed. [2018-09-19 16:16:42,658 INFO L426 ceAbstractionStarter]: For program point L23-1(line 23) no Hoare annotation was computed. [2018-09-19 16:16:42,658 INFO L426 ceAbstractionStarter]: For program point L21(line 21) no Hoare annotation was computed. [2018-09-19 16:16:42,658 INFO L426 ceAbstractionStarter]: For program point L23-2(line 23) no Hoare annotation was computed. [2018-09-19 16:16:42,658 INFO L426 ceAbstractionStarter]: For program point L21-1(line 21) no Hoare annotation was computed. [2018-09-19 16:16:42,658 INFO L426 ceAbstractionStarter]: For program point L21-2(line 21) no Hoare annotation was computed. [2018-09-19 16:16:42,658 INFO L426 ceAbstractionStarter]: For program point L21-3(line 21) no Hoare annotation was computed. [2018-09-19 16:16:42,658 INFO L426 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-09-19 16:16:42,659 INFO L426 ceAbstractionStarter]: For program point L24-1(line 24) no Hoare annotation was computed. [2018-09-19 16:16:42,659 INFO L426 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-09-19 16:16:42,659 INFO L426 ceAbstractionStarter]: For program point L24-2(line 24) no Hoare annotation was computed. [2018-09-19 16:16:42,659 INFO L426 ceAbstractionStarter]: For program point L24-3(line 24) no Hoare annotation was computed. [2018-09-19 16:16:42,659 INFO L426 ceAbstractionStarter]: For program point L20-1(lines 20 25) no Hoare annotation was computed. [2018-09-19 16:16:42,660 INFO L422 ceAbstractionStarter]: At program point L20-3(lines 20 25) the Hoare annotation is: (or (= isinf_double_~x |isinf_double_#in~x|) (not (= (_ +zero 11 53) ~zero~0)) (not (= ((_ to_fp 11 53) RNE 18014398509481984.0) ~two54_log~0))) [2018-09-19 16:16:42,660 INFO L426 ceAbstractionStarter]: For program point L20-4(lines 20 25) no Hoare annotation was computed. [2018-09-19 16:16:42,660 INFO L426 ceAbstractionStarter]: For program point isinf_doubleFINAL(lines 18 30) no Hoare annotation was computed. [2018-09-19 16:16:42,660 INFO L426 ceAbstractionStarter]: For program point isinf_doubleEXIT(lines 18 30) no Hoare annotation was computed. [2018-09-19 16:16:42,660 INFO L429 ceAbstractionStarter]: At program point isinf_doubleENTRY(lines 18 30) the Hoare annotation is: true [2018-09-19 16:16:42,660 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-19 16:16:42,661 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= (_ +zero 11 53) ~zero~0) (= ((_ to_fp 11 53) RNE 18014398509481984.0) ~two54_log~0)) [2018-09-19 16:16:42,661 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-19 16:16:42,661 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-19 16:16:42,661 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 137) no Hoare annotation was computed. [2018-09-19 16:16:42,661 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 126 142) the Hoare annotation is: true [2018-09-19 16:16:42,661 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 126 142) no Hoare annotation was computed. [2018-09-19 16:16:42,662 INFO L426 ceAbstractionStarter]: For program point L137(line 137) no Hoare annotation was computed. [2018-09-19 16:16:42,662 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 126 142) no Hoare annotation was computed. [2018-09-19 16:16:42,662 INFO L422 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) RNE 18014398509481984.0))) (or (not (= (_ +zero 11 53) ~zero~0)) (and (= (fp.div RNE (fp.neg .cse0) (_ +zero 11 53)) main_~res~0) (= main_~x~0 (fp.neg (_ +zero 11 53)))) (not (= .cse0 ~two54_log~0)))) [2018-09-19 16:16:42,662 INFO L426 ceAbstractionStarter]: For program point L136-1(lines 136 139) no Hoare annotation was computed. [2018-09-19 16:16:42,662 INFO L422 ceAbstractionStarter]: At program point L133(line 133) the Hoare annotation is: (or (= main_~x~0 (fp.neg (_ +zero 11 53))) (not (= (_ +zero 11 53) ~zero~0)) (not (= ((_ to_fp 11 53) RNE 18014398509481984.0) ~two54_log~0))) [2018-09-19 16:16:42,663 INFO L426 ceAbstractionStarter]: For program point L133-1(line 133) no Hoare annotation was computed. [2018-09-19 16:16:42,668 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,670 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,670 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,670 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,671 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,671 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,671 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,672 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,672 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,672 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,676 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:16:42,683 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,683 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,687 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,687 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,687 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,687 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,688 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,688 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,688 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,689 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,689 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:16:42,691 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:16:42,691 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:16:42,692 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:16:42,692 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:16:42,693 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,693 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,695 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,695 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,695 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,695 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:16:42,697 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,697 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,698 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,698 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,698 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,698 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:16:42,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 04:16:42 BoogieIcfgContainer [2018-09-19 16:16:42,704 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 16:16:42,709 INFO L168 Benchmark]: Toolchain (without parser) took 104193.95 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 728.8 MB). Free memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: -302.1 MB). Peak memory consumption was 426.6 MB. Max. memory is 7.1 GB. [2018-09-19 16:16:42,710 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-19 16:16:42,711 INFO L168 Benchmark]: CACSL2BoogieTranslator took 439.82 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 16:16:42,712 INFO L168 Benchmark]: Boogie Preprocessor took 65.61 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-19 16:16:42,713 INFO L168 Benchmark]: RCFGBuilder took 23803.27 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 728.8 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -744.9 MB). Peak memory consumption was 29.7 MB. Max. memory is 7.1 GB. [2018-09-19 16:16:42,715 INFO L168 Benchmark]: TraceAbstraction took 79874.67 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 1.7 GB in the end (delta: 432.2 MB). Peak memory consumption was 432.2 MB. Max. memory is 7.1 GB. [2018-09-19 16:16:42,720 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 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 439.82 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 65.61 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 23803.27 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 728.8 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -744.9 MB). Peak memory consumption was 29.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 79874.67 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 1.7 GB in the end (delta: 432.2 MB). Peak memory consumption was 432.2 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[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 137]: 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: 65]: Loop Invariant [2018-09-19 16:16:42,741 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,742 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,742 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,742 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,746 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,746 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,746 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,746 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,747 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,747 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,747 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:16:42,752 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,753 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,753 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,753 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,753 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,754 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,754 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,754 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,754 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,755 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,755 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (((\exists v_q#valueAsBitvector_13 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_13[63:63], v_q#valueAsBitvector_13[62:52], v_q#valueAsBitvector_13[51:0]) && !(~bvor32(~bvand32(v_q#valueAsBitvector_13[63:32], 2147483647bv32), v_q#valueAsBitvector_13[31:0]) == 0bv32)) && (\exists v_q#valueAsBitvector_13 : bv64 :: (\old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_13[63:63], v_q#valueAsBitvector_13[62:52], v_q#valueAsBitvector_13[51:0]) && v_q#valueAsBitvector_13[31:0] == lx) && v_q#valueAsBitvector_13[63:32] == hx)) || !(~Pluszero~LONGDOUBLE() == zero)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.8014398509481984E16) == two54_log) - InvariantResult [Line: 20]: Loop Invariant [2018-09-19 16:16:42,757 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:16:42,758 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (x == \old(x) || !(~Pluszero~LONGDOUBLE() == zero)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.8014398509481984E16) == two54_log) - InvariantResult [Line: 50]: Loop Invariant [2018-09-19 16:16:42,761 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:16:42,762 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (x == \old(x) || !(~Pluszero~LONGDOUBLE() == zero)) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.8014398509481984E16) == two54_log) - InvariantResult [Line: 76]: Loop Invariant [2018-09-19 16:16:42,763 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,763 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,767 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,767 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,767 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,768 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-19 16:16:42,768 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,769 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,769 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,769 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,773 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-19 16:16:42,773 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (!(~Pluszero~LONGDOUBLE() == zero) || (\exists v_q#valueAsBitvector_13 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_13[63:63], v_q#valueAsBitvector_13[62:52], v_q#valueAsBitvector_13[51:0]) && !(~bvor32(~bvand32(v_q#valueAsBitvector_13[63:32], 2147483647bv32), v_q#valueAsBitvector_13[31:0]) == 0bv32))) || !(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.8014398509481984E16) == two54_log) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 86 locations, 1 error locations. SAFE Result, 79.7s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 66.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 301 SDtfs, 222 SDslu, 1382 SDs, 0 SdLazy, 432 SolverSat, 34 SolverUnsat, 15 SolverUnknown, 0 SolverNotchecked, 55.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 197 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 13.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred 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, 4 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 18 PreInvPairs, 24 NumberOfFragments, 166 HoareAnnotationTreeSize, 18 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 144 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 9.9s InterpolantComputationTime, 171 NumberOfCodeBlocks, 171 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 167 ConstructedInterpolants, 48 QuantifiedInterpolants, 71976 SizeOfPredicates, 27 NumberOfNonLiveVariables, 483 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...