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/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label35_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 07:09:09,693 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 07:09:09,695 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 07:09:09,711 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 07:09:09,712 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 07:09:09,713 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 07:09:09,715 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 07:09:09,717 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 07:09:09,720 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 07:09:09,720 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 07:09:09,723 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 07:09:09,723 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 07:09:09,724 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 07:09:09,725 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 07:09:09,728 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 07:09:09,729 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 07:09:09,730 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 07:09:09,734 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 07:09:09,741 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 07:09:09,747 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 07:09:09,749 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 07:09:09,750 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 07:09:09,752 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 07:09:09,752 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 07:09:09,752 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 07:09:09,753 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 07:09:09,754 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 07:09:09,755 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 07:09:09,756 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 07:09:09,757 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 07:09:09,757 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 07:09:09,758 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 07:09:09,758 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 07:09:09,758 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 07:09:09,759 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 07:09:09,759 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 07:09:09,760 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-11-07 07:09:09,775 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 07:09:09,775 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 07:09:09,776 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 07:09:09,776 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 07:09:09,776 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 07:09:09,776 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 07:09:09,777 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-07 07:09:09,777 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 07:09:09,777 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 07:09:09,777 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 07:09:09,777 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 07:09:09,778 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 07:09:09,778 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 07:09:09,778 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-07 07:09:09,779 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 07:09:09,779 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 07:09:09,779 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 07:09:09,779 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 07:09:09,779 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 07:09:09,780 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 07:09:09,780 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 07:09:09,780 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 07:09:09,780 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 07:09:09,780 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 07:09:09,781 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 07:09:09,781 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 07:09:09,781 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 07:09:09,781 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 07:09:09,781 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 07:09:09,782 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 07:09:09,782 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 07:09:09,782 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 07:09:09,782 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 07:09:09,782 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 07:09:09,783 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 07:09:09,783 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 07:09:09,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 07:09:09,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 07:09:09,842 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 07:09:09,844 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 07:09:09,844 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 07:09:09,845 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label35_true-unreach-call_false-termination.c [2018-11-07 07:09:09,904 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb9489496/156b82415ae948e79b5a88fdfc3ba2df/FLAG0a5fd4f79 [2018-11-07 07:09:10,542 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 07:09:10,543 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label35_true-unreach-call_false-termination.c [2018-11-07 07:09:10,557 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb9489496/156b82415ae948e79b5a88fdfc3ba2df/FLAG0a5fd4f79 [2018-11-07 07:09:10,572 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb9489496/156b82415ae948e79b5a88fdfc3ba2df [2018-11-07 07:09:10,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 07:09:10,583 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 07:09:10,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 07:09:10,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 07:09:10,588 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 07:09:10,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:09:10" (1/1) ... [2018-11-07 07:09:10,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df28fad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:09:10, skipping insertion in model container [2018-11-07 07:09:10,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:09:10" (1/1) ... [2018-11-07 07:09:10,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 07:09:10,675 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 07:09:11,222 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 07:09:11,227 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 07:09:11,341 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 07:09:11,358 INFO L193 MainTranslator]: Completed translation [2018-11-07 07:09:11,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:09:11 WrapperNode [2018-11-07 07:09:11,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 07:09:11,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 07:09:11,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 07:09:11,360 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 07:09:11,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:09:11" (1/1) ... [2018-11-07 07:09:11,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:09:11" (1/1) ... [2018-11-07 07:09:11,496 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 07:09:11,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 07:09:11,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 07:09:11,497 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 07:09:11,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:09:11" (1/1) ... [2018-11-07 07:09:11,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:09:11" (1/1) ... [2018-11-07 07:09:11,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:09:11" (1/1) ... [2018-11-07 07:09:11,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:09:11" (1/1) ... [2018-11-07 07:09:11,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:09:11" (1/1) ... [2018-11-07 07:09:11,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:09:11" (1/1) ... [2018-11-07 07:09:11,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:09:11" (1/1) ... [2018-11-07 07:09:11,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 07:09:11,600 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 07:09:11,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 07:09:11,601 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 07:09:11,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:09:11" (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 [2018-11-07 07:09:11,684 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 07:09:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 07:09:11,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 07:09:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 07:09:11,685 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 07:09:11,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 07:09:11,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 07:09:11,686 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 07:09:11,686 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 07:09:14,713 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 07:09:14,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:09:14 BoogieIcfgContainer [2018-11-07 07:09:14,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 07:09:14,718 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 07:09:14,718 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 07:09:14,722 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 07:09:14,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:09:10" (1/3) ... [2018-11-07 07:09:14,723 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c65051b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:09:14, skipping insertion in model container [2018-11-07 07:09:14,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:09:11" (2/3) ... [2018-11-07 07:09:14,724 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c65051b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:09:14, skipping insertion in model container [2018-11-07 07:09:14,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:09:14" (3/3) ... [2018-11-07 07:09:14,726 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label35_true-unreach-call_false-termination.c [2018-11-07 07:09:14,737 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 07:09:14,746 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 07:09:14,764 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 07:09:14,809 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 07:09:14,809 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 07:09:14,809 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 07:09:14,809 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 07:09:14,810 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 07:09:14,810 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 07:09:14,810 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 07:09:14,810 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 07:09:14,847 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-07 07:09:14,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-07 07:09:14,860 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:09:14,861 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:09:14,864 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:09:14,870 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:14,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1054680041, now seen corresponding path program 1 times [2018-11-07 07:09:14,873 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:09:14,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:14,925 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:14,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:14,926 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:09:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:15,454 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 07:09:15,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:09:15,691 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:09:15,691 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 07:09:15,692 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:09:15,698 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 07:09:15,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 07:09:15,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:09:15,721 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-07 07:09:17,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:09:17,748 INFO L93 Difference]: Finished difference Result 627 states and 1072 transitions. [2018-11-07 07:09:17,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 07:09:17,752 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2018-11-07 07:09:17,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:09:17,772 INFO L225 Difference]: With dead ends: 627 [2018-11-07 07:09:17,772 INFO L226 Difference]: Without dead ends: 388 [2018-11-07 07:09:17,779 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:09:17,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2018-11-07 07:09:17,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 383. [2018-11-07 07:09:17,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-11-07 07:09:17,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 619 transitions. [2018-11-07 07:09:17,858 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 619 transitions. Word has length 101 [2018-11-07 07:09:17,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:09:17,859 INFO L480 AbstractCegarLoop]: Abstraction has 383 states and 619 transitions. [2018-11-07 07:09:17,859 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 07:09:17,859 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 619 transitions. [2018-11-07 07:09:17,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-07 07:09:17,868 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:09:17,869 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:09:17,869 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:09:17,869 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:17,871 INFO L82 PathProgramCache]: Analyzing trace with hash 1791654186, now seen corresponding path program 1 times [2018-11-07 07:09:17,871 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:09:17,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:17,874 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:17,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:17,874 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:09:17,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:18,133 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:09:18,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:09:18,133 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 07:09:18,134 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:09:18,136 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 07:09:18,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 07:09:18,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:09:18,137 INFO L87 Difference]: Start difference. First operand 383 states and 619 transitions. Second operand 3 states. [2018-11-07 07:09:19,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:09:19,230 INFO L93 Difference]: Finished difference Result 1053 states and 1768 transitions. [2018-11-07 07:09:19,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 07:09:19,232 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 110 [2018-11-07 07:09:19,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:09:19,241 INFO L225 Difference]: With dead ends: 1053 [2018-11-07 07:09:19,242 INFO L226 Difference]: Without dead ends: 676 [2018-11-07 07:09:19,249 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:09:19,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2018-11-07 07:09:19,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 676. [2018-11-07 07:09:19,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2018-11-07 07:09:19,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 1011 transitions. [2018-11-07 07:09:19,299 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 1011 transitions. Word has length 110 [2018-11-07 07:09:19,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:09:19,300 INFO L480 AbstractCegarLoop]: Abstraction has 676 states and 1011 transitions. [2018-11-07 07:09:19,300 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 07:09:19,300 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1011 transitions. [2018-11-07 07:09:19,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-07 07:09:19,310 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:09:19,310 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:09:19,314 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:09:19,314 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:19,315 INFO L82 PathProgramCache]: Analyzing trace with hash 1883976414, now seen corresponding path program 1 times [2018-11-07 07:09:19,315 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:09:19,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:19,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:19,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:19,320 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:09:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:19,506 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:09:19,507 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:09:19,507 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 07:09:19,507 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:09:19,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 07:09:19,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 07:09:19,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:09:19,509 INFO L87 Difference]: Start difference. First operand 676 states and 1011 transitions. Second operand 3 states. [2018-11-07 07:09:21,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:09:21,829 INFO L93 Difference]: Finished difference Result 1926 states and 2979 transitions. [2018-11-07 07:09:21,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 07:09:21,830 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2018-11-07 07:09:21,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:09:21,843 INFO L225 Difference]: With dead ends: 1926 [2018-11-07 07:09:21,843 INFO L226 Difference]: Without dead ends: 1256 [2018-11-07 07:09:21,848 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:09:21,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1256 states. [2018-11-07 07:09:21,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1256 to 1256. [2018-11-07 07:09:21,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1256 states. [2018-11-07 07:09:21,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1256 states and 1828 transitions. [2018-11-07 07:09:21,944 INFO L78 Accepts]: Start accepts. Automaton has 1256 states and 1828 transitions. Word has length 115 [2018-11-07 07:09:21,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:09:21,944 INFO L480 AbstractCegarLoop]: Abstraction has 1256 states and 1828 transitions. [2018-11-07 07:09:21,945 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 07:09:21,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1828 transitions. [2018-11-07 07:09:21,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-07 07:09:21,952 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:09:21,952 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:09:21,952 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:09:21,953 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:21,953 INFO L82 PathProgramCache]: Analyzing trace with hash -737815760, now seen corresponding path program 1 times [2018-11-07 07:09:21,953 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:09:21,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:21,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:21,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:21,955 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:09:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:22,152 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-07 07:09:22,153 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:09:22,153 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:09:22,154 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 148 with the following transitions: [2018-11-07 07:09:22,160 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [56], [59], [63], [64], [68], [72], [76], [79], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 07:09:22,214 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:09:22,214 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:09:22,893 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 07:09:22,896 INFO L272 AbstractInterpreter]: Visited 102 different actions 102 times. Never merged. Never widened. Never found a fixpoint. Largest state had 38 variables. [2018-11-07 07:09:22,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:22,908 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 07:09:23,325 INFO L227 lantSequenceWeakener]: Weakened 136 states. On average, predicates are now at 80.65% of their original sizes. [2018-11-07 07:09:23,326 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 07:09:23,564 INFO L415 sIntCurrentIteration]: We unified 146 AI predicates to 146 [2018-11-07 07:09:23,566 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 07:09:23,567 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 07:09:23,567 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-07 07:09:23,567 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:09:23,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 07:09:23,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 07:09:23,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 07:09:23,568 INFO L87 Difference]: Start difference. First operand 1256 states and 1828 transitions. Second operand 6 states. [2018-11-07 07:09:33,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:09:33,733 INFO L93 Difference]: Finished difference Result 2656 states and 3872 transitions. [2018-11-07 07:09:33,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 07:09:33,733 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 147 [2018-11-07 07:09:33,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:09:33,741 INFO L225 Difference]: With dead ends: 2656 [2018-11-07 07:09:33,741 INFO L226 Difference]: Without dead ends: 1406 [2018-11-07 07:09:33,746 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 147 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-07 07:09:33,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2018-11-07 07:09:33,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 1403. [2018-11-07 07:09:33,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1403 states. [2018-11-07 07:09:33,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1403 states and 1989 transitions. [2018-11-07 07:09:33,786 INFO L78 Accepts]: Start accepts. Automaton has 1403 states and 1989 transitions. Word has length 147 [2018-11-07 07:09:33,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:09:33,787 INFO L480 AbstractCegarLoop]: Abstraction has 1403 states and 1989 transitions. [2018-11-07 07:09:33,787 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 07:09:33,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1989 transitions. [2018-11-07 07:09:33,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-07 07:09:33,793 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:09:33,793 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:09:33,794 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:09:33,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:33,794 INFO L82 PathProgramCache]: Analyzing trace with hash 408540226, now seen corresponding path program 1 times [2018-11-07 07:09:33,794 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:09:33,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:33,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:33,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:33,796 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:09:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:34,002 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 46 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:09:34,002 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:09:34,002 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:09:34,003 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 153 with the following transitions: [2018-11-07 07:09:34,003 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [131], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 07:09:34,009 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:09:34,010 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:09:34,296 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 07:09:34,296 INFO L272 AbstractInterpreter]: Visited 105 different actions 307 times. Merged at 7 different actions 14 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-11-07 07:09:34,340 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:34,340 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 07:09:34,566 INFO L227 lantSequenceWeakener]: Weakened 149 states. On average, predicates are now at 84.03% of their original sizes. [2018-11-07 07:09:34,566 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 07:09:35,002 INFO L415 sIntCurrentIteration]: We unified 151 AI predicates to 151 [2018-11-07 07:09:35,002 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 07:09:35,002 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 07:09:35,002 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [10] total 18 [2018-11-07 07:09:35,003 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:09:35,003 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-07 07:09:35,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-07 07:09:35,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-07 07:09:35,004 INFO L87 Difference]: Start difference. First operand 1403 states and 1989 transitions. Second operand 10 states. [2018-11-07 07:09:45,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:09:45,231 INFO L93 Difference]: Finished difference Result 3709 states and 5592 transitions. [2018-11-07 07:09:45,231 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-07 07:09:45,231 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 152 [2018-11-07 07:09:45,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:09:45,244 INFO L225 Difference]: With dead ends: 3709 [2018-11-07 07:09:45,244 INFO L226 Difference]: Without dead ends: 2312 [2018-11-07 07:09:45,251 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 162 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2018-11-07 07:09:45,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2312 states. [2018-11-07 07:09:45,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2312 to 2295. [2018-11-07 07:09:45,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2295 states. [2018-11-07 07:09:45,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 2295 states and 3193 transitions. [2018-11-07 07:09:45,317 INFO L78 Accepts]: Start accepts. Automaton has 2295 states and 3193 transitions. Word has length 152 [2018-11-07 07:09:45,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:09:45,318 INFO L480 AbstractCegarLoop]: Abstraction has 2295 states and 3193 transitions. [2018-11-07 07:09:45,318 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-07 07:09:45,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 3193 transitions. [2018-11-07 07:09:45,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-07 07:09:45,327 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:09:45,327 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:09:45,327 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:09:45,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:45,328 INFO L82 PathProgramCache]: Analyzing trace with hash 1456591882, now seen corresponding path program 1 times [2018-11-07 07:09:45,328 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:09:45,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:45,329 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:45,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:45,329 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:09:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:45,606 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 71 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-07 07:09:45,608 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:09:45,608 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:09:45,608 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 174 with the following transitions: [2018-11-07 07:09:45,609 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [131], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 07:09:45,613 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:09:45,614 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:09:45,967 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 07:09:45,967 INFO L272 AbstractInterpreter]: Visited 107 different actions 427 times. Merged at 8 different actions 32 times. Widened at 1 different actions 1 times. Found 6 fixpoints after 2 different actions. Largest state had 38 variables. [2018-11-07 07:09:46,008 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:46,009 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 07:09:46,260 INFO L227 lantSequenceWeakener]: Weakened 170 states. On average, predicates are now at 86.59% of their original sizes. [2018-11-07 07:09:46,260 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 07:09:46,862 INFO L415 sIntCurrentIteration]: We unified 172 AI predicates to 172 [2018-11-07 07:09:46,862 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 07:09:46,862 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 07:09:46,863 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 16 [2018-11-07 07:09:46,863 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:09:46,863 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-07 07:09:46,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-07 07:09:46,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-07 07:09:46,864 INFO L87 Difference]: Start difference. First operand 2295 states and 3193 transitions. Second operand 9 states. [2018-11-07 07:09:53,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:09:53,066 INFO L93 Difference]: Finished difference Result 6164 states and 8816 transitions. [2018-11-07 07:09:53,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-07 07:09:53,067 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 173 [2018-11-07 07:09:53,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:09:53,081 INFO L225 Difference]: With dead ends: 6164 [2018-11-07 07:09:53,082 INFO L226 Difference]: Without dead ends: 2985 [2018-11-07 07:09:53,095 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 183 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2018-11-07 07:09:53,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2985 states. [2018-11-07 07:09:53,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2985 to 2937. [2018-11-07 07:09:53,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2937 states. [2018-11-07 07:09:53,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2937 states and 3838 transitions. [2018-11-07 07:09:53,175 INFO L78 Accepts]: Start accepts. Automaton has 2937 states and 3838 transitions. Word has length 173 [2018-11-07 07:09:53,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:09:53,176 INFO L480 AbstractCegarLoop]: Abstraction has 2937 states and 3838 transitions. [2018-11-07 07:09:53,176 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-07 07:09:53,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 3838 transitions. [2018-11-07 07:09:53,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-07 07:09:53,187 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:09:53,187 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:09:53,188 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:09:53,188 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:53,188 INFO L82 PathProgramCache]: Analyzing trace with hash -1135438191, now seen corresponding path program 1 times [2018-11-07 07:09:53,188 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:09:53,189 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:53,189 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:53,189 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:53,189 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:09:53,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:53,388 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 116 proven. 35 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-07 07:09:53,389 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:09:53,389 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:09:53,389 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 216 with the following transitions: [2018-11-07 07:09:53,389 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [127], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [275], [278], [282], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 07:09:53,393 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:09:53,394 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:09:53,608 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 07:09:53,608 INFO L272 AbstractInterpreter]: Visited 109 different actions 425 times. Merged at 8 different actions 29 times. Never widened. Found 6 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-07 07:09:53,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:53,615 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 07:09:53,615 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:09:53,616 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 07:09:53,630 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:53,630 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 07:09:53,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:53,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 07:09:54,027 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-07 07:09:54,028 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 07:09:54,347 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-07 07:09:55,048 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 116 proven. 35 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-07 07:09:55,083 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 07:09:55,083 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-11-07 07:09:55,084 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 07:09:55,084 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-07 07:09:55,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-07 07:09:55,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-07 07:09:55,085 INFO L87 Difference]: Start difference. First operand 2937 states and 3838 transitions. Second operand 9 states. [2018-11-07 07:09:57,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:09:57,833 INFO L93 Difference]: Finished difference Result 7377 states and 9775 transitions. [2018-11-07 07:09:57,836 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-07 07:09:57,836 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 215 [2018-11-07 07:09:57,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:09:57,860 INFO L225 Difference]: With dead ends: 7377 [2018-11-07 07:09:57,861 INFO L226 Difference]: Without dead ends: 4446 [2018-11-07 07:09:57,871 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 443 GetRequests, 429 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-11-07 07:09:57,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4446 states. [2018-11-07 07:09:57,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4446 to 4409. [2018-11-07 07:09:57,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4409 states. [2018-11-07 07:09:57,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4409 states to 4409 states and 5669 transitions. [2018-11-07 07:09:57,987 INFO L78 Accepts]: Start accepts. Automaton has 4409 states and 5669 transitions. Word has length 215 [2018-11-07 07:09:57,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:09:57,988 INFO L480 AbstractCegarLoop]: Abstraction has 4409 states and 5669 transitions. [2018-11-07 07:09:57,988 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-07 07:09:57,988 INFO L276 IsEmpty]: Start isEmpty. Operand 4409 states and 5669 transitions. [2018-11-07 07:09:58,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-07 07:09:58,002 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:09:58,003 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:09:58,003 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:09:58,003 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:58,004 INFO L82 PathProgramCache]: Analyzing trace with hash 976122272, now seen corresponding path program 1 times [2018-11-07 07:09:58,004 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:09:58,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:58,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:58,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:58,005 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:09:58,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:59,053 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 123 proven. 36 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-07 07:09:59,054 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:09:59,054 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:09:59,054 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 218 with the following transitions: [2018-11-07 07:09:59,054 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [13], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [275], [278], [282], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [479], [481], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 07:09:59,060 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:09:59,061 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:09:59,400 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 07:09:59,401 INFO L272 AbstractInterpreter]: Visited 110 different actions 324 times. Merged at 9 different actions 22 times. Never widened. Found 5 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-07 07:09:59,437 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:59,438 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 07:09:59,438 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:09:59,438 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 07:09:59,454 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:59,454 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 07:09:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:59,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 07:10:00,133 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 109 proven. 2 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-07 07:10:00,134 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 07:10:00,923 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 135 proven. 10 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-07 07:10:00,943 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 07:10:00,944 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 14 [2018-11-07 07:10:00,944 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 07:10:00,944 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-07 07:10:00,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-07 07:10:00,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-07 07:10:00,945 INFO L87 Difference]: Start difference. First operand 4409 states and 5669 transitions. Second operand 11 states. [2018-11-07 07:10:05,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:10:05,096 INFO L93 Difference]: Finished difference Result 7102 states and 9002 transitions. [2018-11-07 07:10:05,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-07 07:10:05,097 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 217 [2018-11-07 07:10:05,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:10:05,098 INFO L225 Difference]: With dead ends: 7102 [2018-11-07 07:10:05,098 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 07:10:05,115 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 473 GetRequests, 442 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=202, Invalid=668, Unknown=0, NotChecked=0, Total=870 [2018-11-07 07:10:05,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 07:10:05,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 07:10:05,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 07:10:05,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 07:10:05,116 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 217 [2018-11-07 07:10:05,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:10:05,116 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 07:10:05,116 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-07 07:10:05,116 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 07:10:05,117 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 07:10:05,122 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 07:10:05,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:10:05,702 WARN L179 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 17 [2018-11-07 07:10:07,357 WARN L179 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 121 DAG size of output: 81 [2018-11-07 07:10:07,569 WARN L179 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 45 [2018-11-07 07:10:08,110 WARN L179 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 43 [2018-11-07 07:10:08,113 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 07:10:08,113 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a17~0 |old(~a17~0)|) (= |old(~a28~0)| ~a28~0) (= |old(~a19~0)| ~a19~0)) [2018-11-07 07:10:08,113 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 07:10:08,113 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,113 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,114 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,114 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,114 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,114 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-07 07:10:08,114 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-07 07:10:08,114 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-07 07:10:08,114 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-07 07:10:08,114 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-07 07:10:08,114 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-07 07:10:08,114 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-07 07:10:08,115 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-07 07:10:08,115 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-07 07:10:08,115 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-07 07:10:08,115 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-07 07:10:08,115 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-07 07:10:08,115 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-07 07:10:08,115 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,115 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,115 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,115 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,116 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,116 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-07 07:10:08,116 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-07 07:10:08,116 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-07 07:10:08,116 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-07 07:10:08,116 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-07 07:10:08,116 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-07 07:10:08,116 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-07 07:10:08,116 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-07 07:10:08,116 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-07 07:10:08,116 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-07 07:10:08,117 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-07 07:10:08,117 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-07 07:10:08,117 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-07 07:10:08,117 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-07 07:10:08,117 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-07 07:10:08,117 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-07 07:10:08,117 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,118 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,118 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,118 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,118 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,118 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-07 07:10:08,118 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-07 07:10:08,118 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-07 07:10:08,119 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-07 07:10:08,119 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-07 07:10:08,119 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-07 07:10:08,119 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-07 07:10:08,119 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-07 07:10:08,119 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-07 07:10:08,119 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-07 07:10:08,120 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-07 07:10:08,120 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,120 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,120 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,120 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,120 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,120 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-07 07:10:08,120 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-07 07:10:08,121 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-07 07:10:08,121 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-07 07:10:08,121 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-07 07:10:08,121 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-07 07:10:08,121 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-07 07:10:08,121 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-07 07:10:08,121 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-07 07:10:08,122 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-07 07:10:08,122 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-07 07:10:08,122 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-07 07:10:08,122 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-07 07:10:08,122 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,122 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,122 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,122 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,123 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,123 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-07 07:10:08,123 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-07 07:10:08,123 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-07 07:10:08,123 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-07 07:10:08,123 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-07 07:10:08,123 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-07 07:10:08,123 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-07 07:10:08,123 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-07 07:10:08,124 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-07 07:10:08,124 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-07 07:10:08,124 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-07 07:10:08,124 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-07 07:10:08,124 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-07 07:10:08,124 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-07 07:10:08,124 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-07 07:10:08,124 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-07 07:10:08,124 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,124 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,124 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,125 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,125 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,125 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-07 07:10:08,125 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-07 07:10:08,125 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,125 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-07 07:10:08,125 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-07 07:10:08,126 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-07 07:10:08,126 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,126 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,126 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-07 07:10:08,126 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-07 07:10:08,126 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-07 07:10:08,126 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-07 07:10:08,127 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-07 07:10:08,127 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-07 07:10:08,127 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-07 07:10:08,127 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-07 07:10:08,127 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-07 07:10:08,127 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-07 07:10:08,127 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-07 07:10:08,128 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,128 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,128 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,128 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,128 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,128 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,128 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-07 07:10:08,128 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-07 07:10:08,128 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-07 07:10:08,128 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-07 07:10:08,128 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-07 07:10:08,129 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-07 07:10:08,129 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-07 07:10:08,129 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-07 07:10:08,129 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-07 07:10:08,129 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-07 07:10:08,129 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-07 07:10:08,129 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,129 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,129 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,129 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,129 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,130 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,130 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-07 07:10:08,130 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-07 07:10:08,130 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-07 07:10:08,130 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-07 07:10:08,130 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-07 07:10:08,130 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-07 07:10:08,130 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-07 07:10:08,130 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-07 07:10:08,130 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-07 07:10:08,130 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-07 07:10:08,131 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-07 07:10:08,131 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-07 07:10:08,131 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-07 07:10:08,131 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-07 07:10:08,131 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,131 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,131 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,131 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,132 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse0 (= ~a25~0 1)) (.cse16 (= 1 |old(~a25~0)|)) (.cse6 (not (= 1 ~a21~0))) (.cse17 (not (= 1 |old(~a19~0)|))) (.cse7 (= 0 |old(~a28~0)|))) (let ((.cse18 (<= ~a17~0 |old(~a17~0)|)) (.cse9 (= |old(~a19~0)| ~a19~0)) (.cse5 (< 10 |old(~a28~0)|)) (.cse12 (< 0 |old(~a19~0)|)) (.cse15 (< 7 |old(~a17~0)|)) (.cse19 (= 1 ~a11~0)) (.cse1 (and (or .cse6 (not (= 10 |old(~a28~0)|)) (not .cse16) (not (= 0 |old(~a19~0)|))) (or .cse6 .cse17 .cse7))) (.cse8 (= |old(~a28~0)| ~a28~0)) (.cse10 (= ~a11~0 0)) (.cse20 (= 1 ~a19~0)) (.cse11 (= ~a17~0 8)) (.cse2 (not (= 0 |old(~a11~0)|))) (.cse13 (not .cse0)) (.cse3 (not (= 8 |old(~a17~0)|))) (.cse4 (= |calculate_output_#in~input| 0)) (.cse14 (not (= 1 |old(~a11~0)|)))) (and (or (or .cse0 (= ~a19~0 1)) .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 (and .cse8 .cse9 .cse10 .cse11) .cse2 .cse3 .cse12 .cse4) (or .cse13 .cse5 .cse12 .cse14 .cse15 .cse16) (or .cse5 .cse17 (and .cse18 .cse8 .cse19 .cse20) .cse14 .cse15) (or .cse13 .cse1 .cse2 .cse3 .cse4 .cse16) (or .cse5 .cse6 .cse7 .cse2 .cse3 .cse12 .cse4 .cse13 .cse16) (or .cse6 .cse17 .cse7 .cse20 .cse3 .cse4 .cse14) (or .cse5 .cse13 .cse17 .cse14 .cse15 .cse16) (or (and .cse18 .cse8 .cse9 .cse19) .cse5 .cse12 .cse14 .cse15) (or .cse6 (and (not (= ~a28~0 0)) .cse19 .cse11) .cse7 .cse3 .cse4 .cse14) (or .cse17 .cse1 .cse2 .cse3 .cse4 (and .cse8 .cse10 .cse20 .cse11)) (or .cse6 (not (= 7 |old(~a28~0)|)) .cse17 .cse2 (= ~a25~0 0) .cse3 .cse4 (not (= 0 |old(~a25~0)|))) (or .cse6 .cse13 .cse7 .cse3 .cse4 .cse14 .cse16)))) [2018-11-07 07:10:08,132 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,132 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,132 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-07 07:10:08,132 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-07 07:10:08,132 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-07 07:10:08,132 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-07 07:10:08,132 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-07 07:10:08,132 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-07 07:10:08,132 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-07 07:10:08,133 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-07 07:10:08,133 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-07 07:10:08,133 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-07 07:10:08,133 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-07 07:10:08,133 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-07 07:10:08,133 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-07 07:10:08,133 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,133 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,133 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,134 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,134 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,134 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,134 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-07 07:10:08,134 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-07 07:10:08,134 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-07 07:10:08,134 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-07 07:10:08,134 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-07 07:10:08,135 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-07 07:10:08,135 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-07 07:10:08,135 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-07 07:10:08,135 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-07 07:10:08,135 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-07 07:10:08,135 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-07 07:10:08,135 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-07 07:10:08,135 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-07 07:10:08,136 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-07 07:10:08,136 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-07 07:10:08,136 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-11-07 07:10:08,136 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,136 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,136 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,136 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,136 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,136 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-07 07:10:08,136 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-07 07:10:08,137 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-07 07:10:08,137 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-07 07:10:08,137 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-07 07:10:08,137 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-07 07:10:08,137 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-07 07:10:08,137 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-07 07:10:08,137 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-07 07:10:08,137 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-07 07:10:08,137 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-07 07:10:08,137 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 454) no Hoare annotation was computed. [2018-11-07 07:10:08,138 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-07 07:10:08,138 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-07 07:10:08,138 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-07 07:10:08,138 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-07 07:10:08,138 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-07 07:10:08,138 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-07 07:10:08,138 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-07 07:10:08,138 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-07 07:10:08,138 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 07:10:08,139 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 7) (= ~a21~0 1)) [2018-11-07 07:10:08,139 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 07:10:08,139 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 07:10:08,139 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 1 |old(~a19~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 8 |old(~a17~0)|)) (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 7)) (not (= 0 |old(~a25~0)|))) [2018-11-07 07:10:08,139 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-07 07:10:08,140 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse1 (<= ~a19~0 0)) (.cse0 (= ~a11~0 0)) (.cse2 (not (= ~a28~0 0))) (.cse4 (= ~a17~0 8)) (.cse6 (<= ~a17~0 7)) (.cse5 (= 1 ~a11~0)) (.cse3 (<= ~a28~0 10))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse2 .cse5 .cse4) (not (= 0 |old(~a11~0)|)) (and .cse6 .cse1 .cse5 .cse3) (and .cse0 .cse2 .cse4 (= ~a19~0 1)) (and .cse6 .cse5 .cse3 (= 1 ~a19~0)) (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|)))) [2018-11-07 07:10:08,140 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-07 07:10:08,140 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-07 07:10:08,140 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse4 (<= ~a17~0 7)) (.cse2 (= 1 ~a11~0)) (.cse7 (= 1 ~a19~0)) (.cse8 (= ~a11~0 0)) (.cse0 (not (= main_~input~0 0))) (.cse5 (<= ~a19~0 0)) (.cse1 (not (= ~a28~0 0))) (.cse6 (<= ~a28~0 10)) (.cse3 (= ~a17~0 8))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~a11~0)|)) (and .cse4 .cse5 .cse2 .cse6) (and .cse4 .cse2 .cse6 .cse7) (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|)) (and .cse8 .cse0 .cse1 .cse7 .cse3) (and .cse8 .cse0 .cse5 .cse1 .cse6 .cse3))) [2018-11-07 07:10:08,140 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-07 07:10:08,140 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-07 07:10:08,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 07:10:08 BoogieIcfgContainer [2018-11-07 07:10:08,153 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 07:10:08,154 INFO L168 Benchmark]: Toolchain (without parser) took 57571.92 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: -294.7 MB). Peak memory consumption was 1.4 GB. Max. memory is 7.1 GB. [2018-11-07 07:10:08,155 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. [2018-11-07 07:10:08,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 775.43 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-07 07:10:08,157 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.69 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 736.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -829.0 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. [2018-11-07 07:10:08,157 INFO L168 Benchmark]: Boogie Preprocessor took 103.56 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2018-11-07 07:10:08,158 INFO L168 Benchmark]: RCFGBuilder took 3116.81 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 117.9 MB). Peak memory consumption was 117.9 MB. Max. memory is 7.1 GB. [2018-11-07 07:10:08,159 INFO L168 Benchmark]: TraceAbstraction took 53434.90 ms. Allocated memory was 2.3 GB in the beginning and 3.2 GB in the end (delta: 964.2 MB). Free memory was 2.1 GB in the beginning and 1.7 GB in the end (delta: 371.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2018-11-07 07:10:08,164 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 775.43 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 136.69 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 736.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -829.0 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.56 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3116.81 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 117.9 MB). Peak memory consumption was 117.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 53434.90 ms. Allocated memory was 2.3 GB in the beginning and 3.2 GB in the end (delta: 964.2 MB). Free memory was 2.1 GB in the beginning and 1.7 GB in the end (delta: 371.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 454]: 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: 606]: Loop Invariant Derived loop invariant: (((((((((!(1 == a21) || !(7 == \old(a28))) || ((((a11 == 0 && a19 <= 0) && !(a28 == 0)) && a28 <= 10) && a17 == 8)) || ((!(a28 == 0) && 1 == a11) && a17 == 8)) || !(0 == \old(a11))) || (((a17 <= 7 && a19 <= 0) && 1 == a11) && a28 <= 10)) || (((a11 == 0 && !(a28 == 0)) && a17 == 8) && a19 == 1)) || (((a17 <= 7 && 1 == a11) && a28 <= 10) && 1 == a19)) || !(1 == \old(a19))) || !(8 == \old(a17))) || !(0 == \old(a25)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 53.3s OverallTime, 8 OverallIterations, 5 TraceHistogramMax, 39.1s AutomataDifference, 0.0s DeadEndRemovalTime, 2.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1451 SDtfs, 5937 SDslu, 2059 SDs, 0 SdLazy, 9285 SolverSat, 1656 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.5s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 1421 GetRequests, 1329 SyntacticMatches, 7 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4409occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.1s AbstIntTime, 5 AbstIntIterations, 3 AbstIntStrong, 0.9964634323685958 AbsIntWeakeningRatio, 0.23880597014925373 AbsIntAvgWeakeningVarsNumRemoved, 24.78038379530917 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 8 MinimizatonAttempts, 110 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 115 PreInvPairs, 165 NumberOfFragments, 722 HoareAnnotationTreeSize, 115 FomulaSimplifications, 2799 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2160 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 1662 NumberOfCodeBlocks, 1662 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2082 ConstructedInterpolants, 0 QuantifiedInterpolants, 668596 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1089 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 3 PerfectInterpolantSequences, 1118/1292 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...