java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-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_label32_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 06:13:16,742 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 06:13:16,744 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 06:13:16,756 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 06:13:16,757 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 06:13:16,760 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 06:13:16,762 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 06:13:16,764 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 06:13:16,767 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 06:13:16,770 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 06:13:16,771 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 06:13:16,771 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 06:13:16,774 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 06:13:16,775 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 06:13:16,776 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 06:13:16,780 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 06:13:16,781 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 06:13:16,790 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 06:13:16,792 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 06:13:16,797 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 06:13:16,801 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 06:13:16,802 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 06:13:16,807 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 06:13:16,807 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 06:13:16,807 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 06:13:16,811 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 06:13:16,812 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 06:13:16,814 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 06:13:16,815 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 06:13:16,816 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 06:13:16,816 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 06:13:16,817 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 06:13:16,817 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 06:13:16,817 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 06:13:16,820 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 06:13:16,821 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 06:13:16,821 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-27 06:13:16,845 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 06:13:16,845 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 06:13:16,849 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 06:13:16,849 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 06:13:16,849 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 06:13:16,849 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 06:13:16,850 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-27 06:13:16,850 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 06:13:16,850 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-27 06:13:16,850 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 06:13:16,850 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 06:13:16,851 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 06:13:16,851 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 06:13:16,851 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 06:13:16,852 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 06:13:16,852 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 06:13:16,854 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 06:13:16,855 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 06:13:16,855 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 06:13:16,855 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 06:13:16,855 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 06:13:16,856 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 06:13:16,856 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 06:13:16,856 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 06:13:16,856 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 06:13:16,857 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 06:13:16,857 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 06:13:16,857 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 06:13:16,857 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 06:13:16,857 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 06:13:16,858 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 06:13:16,858 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 06:13:16,858 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 06:13:16,858 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 06:13:16,858 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 06:13:16,858 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 06:13:16,921 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 06:13:16,934 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 06:13:16,938 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 06:13:16,940 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 06:13:16,940 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 06:13:16,941 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c [2018-10-27 06:13:17,009 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/01b3b1baf/c85e2139e69d458c9a91d3a9acf07743/FLAG283802597 [2018-10-27 06:13:17,661 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 06:13:17,662 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c [2018-10-27 06:13:17,689 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/01b3b1baf/c85e2139e69d458c9a91d3a9acf07743/FLAG283802597 [2018-10-27 06:13:17,710 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/01b3b1baf/c85e2139e69d458c9a91d3a9acf07743 [2018-10-27 06:13:17,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 06:13:17,727 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 06:13:17,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 06:13:17,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 06:13:17,733 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 06:13:17,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:13:17" (1/1) ... [2018-10-27 06:13:17,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e5e8de4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:17, skipping insertion in model container [2018-10-27 06:13:17,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:13:17" (1/1) ... [2018-10-27 06:13:17,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 06:13:17,829 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 06:13:18,289 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:13:18,300 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 06:13:18,433 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:13:18,454 INFO L193 MainTranslator]: Completed translation [2018-10-27 06:13:18,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:18 WrapperNode [2018-10-27 06:13:18,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 06:13:18,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 06:13:18,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 06:13:18,456 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 06:13:18,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:18" (1/1) ... [2018-10-27 06:13:18,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:18" (1/1) ... [2018-10-27 06:13:18,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 06:13:18,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 06:13:18,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 06:13:18,657 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 06:13:18,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:18" (1/1) ... [2018-10-27 06:13:18,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:18" (1/1) ... [2018-10-27 06:13:18,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:18" (1/1) ... [2018-10-27 06:13:18,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:18" (1/1) ... [2018-10-27 06:13:18,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:18" (1/1) ... [2018-10-27 06:13:18,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:18" (1/1) ... [2018-10-27 06:13:18,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:18" (1/1) ... [2018-10-27 06:13:18,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 06:13:18,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 06:13:18,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 06:13:18,761 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 06:13:18,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-27 06:13:18,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 06:13:18,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 06:13:18,849 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-27 06:13:18,850 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-27 06:13:18,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 06:13:18,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 06:13:18,850 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 06:13:18,850 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 06:13:22,570 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 06:13:22,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:13:22 BoogieIcfgContainer [2018-10-27 06:13:22,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 06:13:22,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 06:13:22,578 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 06:13:22,586 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 06:13:22,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 06:13:17" (1/3) ... [2018-10-27 06:13:22,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cec031b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:13:22, skipping insertion in model container [2018-10-27 06:13:22,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:13:18" (2/3) ... [2018-10-27 06:13:22,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cec031b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:13:22, skipping insertion in model container [2018-10-27 06:13:22,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:13:22" (3/3) ... [2018-10-27 06:13:22,590 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label32_true-unreach-call_false-termination.c [2018-10-27 06:13:22,602 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 06:13:22,615 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 06:13:22,636 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 06:13:22,684 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 06:13:22,685 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 06:13:22,685 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 06:13:22,685 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 06:13:22,685 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 06:13:22,686 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 06:13:22,686 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 06:13:22,686 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 06:13:22,725 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-10-27 06:13:22,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-27 06:13:22,739 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:13:22,741 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:13:22,744 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:13:22,753 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:22,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1069812280, now seen corresponding path program 1 times [2018-10-27 06:13:22,756 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:13:22,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:22,816 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:22,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:22,817 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:13:23,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:23,386 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 06:13:23,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:13:23,492 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:13:23,492 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 06:13:23,492 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:13:23,499 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 06:13:23,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 06:13:23,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 06:13:23,521 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-10-27 06:13:25,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:13:25,428 INFO L93 Difference]: Finished difference Result 626 states and 1068 transitions. [2018-10-27 06:13:25,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 06:13:25,431 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2018-10-27 06:13:25,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:13:25,452 INFO L225 Difference]: With dead ends: 626 [2018-10-27 06:13:25,453 INFO L226 Difference]: Without dead ends: 387 [2018-10-27 06:13:25,460 INFO L605 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 [2018-10-27 06:13:25,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2018-10-27 06:13:25,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 383. [2018-10-27 06:13:25,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-10-27 06:13:25,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 644 transitions. [2018-10-27 06:13:25,552 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 644 transitions. Word has length 116 [2018-10-27 06:13:25,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:13:25,553 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 644 transitions. [2018-10-27 06:13:25,554 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 06:13:25,554 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 644 transitions. [2018-10-27 06:13:25,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-27 06:13:25,560 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:13:25,561 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:13:25,561 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:13:25,561 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:25,561 INFO L82 PathProgramCache]: Analyzing trace with hash 955548095, now seen corresponding path program 1 times [2018-10-27 06:13:25,562 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:13:25,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:25,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:25,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:25,563 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:13:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:25,763 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:13:25,764 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:13:25,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 06:13:25,764 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:13:25,767 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 06:13:25,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 06:13:25,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 06:13:25,768 INFO L87 Difference]: Start difference. First operand 383 states and 644 transitions. Second operand 6 states. [2018-10-27 06:13:27,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:13:27,856 INFO L93 Difference]: Finished difference Result 1195 states and 2114 transitions. [2018-10-27 06:13:27,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 06:13:27,857 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 137 [2018-10-27 06:13:27,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:13:27,867 INFO L225 Difference]: With dead ends: 1195 [2018-10-27 06:13:27,867 INFO L226 Difference]: Without dead ends: 818 [2018-10-27 06:13:27,875 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 06:13:27,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 818 states. [2018-10-27 06:13:27,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 818 to 799. [2018-10-27 06:13:27,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 799 states. [2018-10-27 06:13:27,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1290 transitions. [2018-10-27 06:13:27,936 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1290 transitions. Word has length 137 [2018-10-27 06:13:27,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:13:27,937 INFO L481 AbstractCegarLoop]: Abstraction has 799 states and 1290 transitions. [2018-10-27 06:13:27,937 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 06:13:27,937 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1290 transitions. [2018-10-27 06:13:27,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-27 06:13:27,947 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:13:27,952 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:13:27,952 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:13:27,952 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:27,953 INFO L82 PathProgramCache]: Analyzing trace with hash -2005464109, now seen corresponding path program 1 times [2018-10-27 06:13:27,953 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:13:27,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:27,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:27,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:27,954 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:13:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:28,219 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-27 06:13:28,219 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:13:28,219 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:13:28,221 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 139 with the following transitions: [2018-10-27 06:13:28,223 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [56], [61], [63], [64], [68], [72], [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], [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], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:13:28,273 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:13:28,274 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:13:28,969 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:13:28,971 INFO L272 AbstractInterpreter]: Visited 116 different actions 116 times. Never merged. Never widened. Never found a fixpoint. Largest state had 38 variables. [2018-10-27 06:13:29,007 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:29,007 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:13:29,412 INFO L227 lantSequenceWeakener]: Weakened 130 states. On average, predicates are now at 80.92% of their original sizes. [2018-10-27 06:13:29,412 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:13:29,684 INFO L415 sIntCurrentIteration]: We unified 137 AI predicates to 137 [2018-10-27 06:13:29,684 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:13:29,685 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:13:29,685 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [4] total 8 [2018-10-27 06:13:29,686 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:13:29,686 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 06:13:29,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 06:13:29,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 06:13:29,687 INFO L87 Difference]: Start difference. First operand 799 states and 1290 transitions. Second operand 6 states. [2018-10-27 06:13:40,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:13:40,064 INFO L93 Difference]: Finished difference Result 1742 states and 2813 transitions. [2018-10-27 06:13:40,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 06:13:40,064 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2018-10-27 06:13:40,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:13:40,070 INFO L225 Difference]: With dead ends: 1742 [2018-10-27 06:13:40,071 INFO L226 Difference]: Without dead ends: 949 [2018-10-27 06:13:40,073 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-27 06:13:40,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2018-10-27 06:13:40,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 946. [2018-10-27 06:13:40,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 946 states. [2018-10-27 06:13:40,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1448 transitions. [2018-10-27 06:13:40,110 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1448 transitions. Word has length 138 [2018-10-27 06:13:40,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:13:40,111 INFO L481 AbstractCegarLoop]: Abstraction has 946 states and 1448 transitions. [2018-10-27 06:13:40,111 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 06:13:40,111 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1448 transitions. [2018-10-27 06:13:40,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-27 06:13:40,116 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:13:40,116 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:13:40,116 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:13:40,117 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:40,117 INFO L82 PathProgramCache]: Analyzing trace with hash 227513460, now seen corresponding path program 1 times [2018-10-27 06:13:40,117 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:13:40,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:40,118 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:40,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:40,119 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:13:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:40,568 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 32 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:13:40,568 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:13:40,568 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:13:40,569 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 149 with the following transitions: [2018-10-27 06:13:40,569 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [56], [61], [63], [64], [68], [72], [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], [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], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:13:40,582 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:13:40,583 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:13:40,786 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:13:40,786 INFO L272 AbstractInterpreter]: Visited 120 different actions 234 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-10-27 06:13:40,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:40,828 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:13:41,029 INFO L227 lantSequenceWeakener]: Weakened 143 states. On average, predicates are now at 80.97% of their original sizes. [2018-10-27 06:13:41,030 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:13:41,577 INFO L415 sIntCurrentIteration]: We unified 147 AI predicates to 147 [2018-10-27 06:13:41,577 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:13:41,577 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:13:41,577 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-10-27 06:13:41,578 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:13:41,578 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 06:13:41,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 06:13:41,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-27 06:13:41,579 INFO L87 Difference]: Start difference. First operand 946 states and 1448 transitions. Second operand 10 states. [2018-10-27 06:13:48,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:13:48,083 INFO L93 Difference]: Finished difference Result 2185 states and 3368 transitions. [2018-10-27 06:13:48,083 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-27 06:13:48,083 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 148 [2018-10-27 06:13:48,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:13:48,090 INFO L225 Difference]: With dead ends: 2185 [2018-10-27 06:13:48,091 INFO L226 Difference]: Without dead ends: 1245 [2018-10-27 06:13:48,094 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 157 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-10-27 06:13:48,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1245 states. [2018-10-27 06:13:48,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1245 to 1241. [2018-10-27 06:13:48,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1241 states. [2018-10-27 06:13:48,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1241 states and 1787 transitions. [2018-10-27 06:13:48,134 INFO L78 Accepts]: Start accepts. Automaton has 1241 states and 1787 transitions. Word has length 148 [2018-10-27 06:13:48,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:13:48,135 INFO L481 AbstractCegarLoop]: Abstraction has 1241 states and 1787 transitions. [2018-10-27 06:13:48,135 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 06:13:48,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1787 transitions. [2018-10-27 06:13:48,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-27 06:13:48,139 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:13:48,140 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:13:48,140 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:13:48,140 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:48,141 INFO L82 PathProgramCache]: Analyzing trace with hash 480198918, now seen corresponding path program 1 times [2018-10-27 06:13:48,141 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:13:48,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:48,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:48,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:48,142 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:13:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:48,614 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:13:48,614 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:13:48,614 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:13:48,615 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 152 with the following transitions: [2018-10-27 06:13:48,615 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [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], [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], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:13:48,619 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:13:48,620 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:13:48,815 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:13:48,815 INFO L272 AbstractInterpreter]: Visited 120 different actions 234 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-10-27 06:13:48,842 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:48,842 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:13:49,029 INFO L227 lantSequenceWeakener]: Weakened 146 states. On average, predicates are now at 82.56% of their original sizes. [2018-10-27 06:13:49,030 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:13:49,237 INFO L415 sIntCurrentIteration]: We unified 150 AI predicates to 150 [2018-10-27 06:13:49,237 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:13:49,237 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:13:49,238 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-10-27 06:13:49,238 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:13:49,238 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 06:13:49,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 06:13:49,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-27 06:13:49,239 INFO L87 Difference]: Start difference. First operand 1241 states and 1787 transitions. Second operand 10 states. [2018-10-27 06:13:57,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:13:57,204 INFO L93 Difference]: Finished difference Result 3143 states and 4767 transitions. [2018-10-27 06:13:57,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-27 06:13:57,204 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 151 [2018-10-27 06:13:57,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:13:57,220 INFO L225 Difference]: With dead ends: 3143 [2018-10-27 06:13:57,220 INFO L226 Difference]: Without dead ends: 1908 [2018-10-27 06:13:57,225 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 160 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-10-27 06:13:57,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1908 states. [2018-10-27 06:13:57,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1908 to 1898. [2018-10-27 06:13:57,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1898 states. [2018-10-27 06:13:57,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1898 states and 2581 transitions. [2018-10-27 06:13:57,285 INFO L78 Accepts]: Start accepts. Automaton has 1898 states and 2581 transitions. Word has length 151 [2018-10-27 06:13:57,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:13:57,286 INFO L481 AbstractCegarLoop]: Abstraction has 1898 states and 2581 transitions. [2018-10-27 06:13:57,286 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 06:13:57,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2581 transitions. [2018-10-27 06:13:57,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-27 06:13:57,298 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:13:57,298 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:13:57,299 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:13:57,299 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:57,299 INFO L82 PathProgramCache]: Analyzing trace with hash -649462196, now seen corresponding path program 1 times [2018-10-27 06:13:57,300 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:13:57,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:57,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:57,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:57,301 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:13:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 58 proven. 15 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-27 06:13:57,506 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:13:57,506 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:13:57,506 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 171 with the following transitions: [2018-10-27 06:13:57,506 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [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], [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], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:13:57,510 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:13:57,510 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:13:58,004 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:13:58,004 INFO L272 AbstractInterpreter]: Visited 122 different actions 484 times. Merged at 8 different actions 29 times. Never widened. Found 8 fixpoints after 2 different actions. Largest state had 38 variables. [2018-10-27 06:13:58,040 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:58,041 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:13:58,225 INFO L227 lantSequenceWeakener]: Weakened 165 states. On average, predicates are now at 84.82% of their original sizes. [2018-10-27 06:13:58,226 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:13:58,451 INFO L415 sIntCurrentIteration]: We unified 169 AI predicates to 169 [2018-10-27 06:13:58,451 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:13:58,452 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:13:58,452 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-10-27 06:13:58,452 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:13:58,452 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-27 06:13:58,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-27 06:13:58,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-10-27 06:13:58,453 INFO L87 Difference]: Start difference. First operand 1898 states and 2581 transitions. Second operand 9 states. [2018-10-27 06:14:03,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:14:03,625 INFO L93 Difference]: Finished difference Result 4745 states and 6754 transitions. [2018-10-27 06:14:03,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-10-27 06:14:03,626 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 170 [2018-10-27 06:14:03,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:14:03,640 INFO L225 Difference]: With dead ends: 4745 [2018-10-27 06:14:03,640 INFO L226 Difference]: Without dead ends: 2853 [2018-10-27 06:14:03,647 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 180 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2018-10-27 06:14:03,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2853 states. [2018-10-27 06:14:03,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2853 to 2822. [2018-10-27 06:14:03,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2822 states. [2018-10-27 06:14:03,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2822 states and 3707 transitions. [2018-10-27 06:14:03,718 INFO L78 Accepts]: Start accepts. Automaton has 2822 states and 3707 transitions. Word has length 170 [2018-10-27 06:14:03,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:14:03,719 INFO L481 AbstractCegarLoop]: Abstraction has 2822 states and 3707 transitions. [2018-10-27 06:14:03,719 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-27 06:14:03,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 3707 transitions. [2018-10-27 06:14:03,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-27 06:14:03,727 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:14:03,727 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1] [2018-10-27 06:14:03,728 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:14:03,728 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:14:03,728 INFO L82 PathProgramCache]: Analyzing trace with hash -1989210908, now seen corresponding path program 1 times [2018-10-27 06:14:03,728 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:14:03,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:14:03,729 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:14:03,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:14:03,729 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:14:03,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:14:03,884 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 83 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 06:14:03,884 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:14:03,885 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:14:03,885 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 176 with the following transitions: [2018-10-27 06:14:03,885 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [56], [61], [63], [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], [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], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:14:03,889 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:14:03,889 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:14:04,143 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 06:14:04,143 INFO L272 AbstractInterpreter]: Visited 124 different actions 364 times. Merged at 8 different actions 20 times. Never widened. Found 4 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-27 06:14:04,167 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:14:04,168 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 06:14:04,169 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:14:04,169 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-27 06:14:04,179 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:14:04,179 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 06:14:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:14:04,302 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:14:04,755 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 83 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 06:14:04,756 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 06:14:05,039 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 83 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 06:14:05,062 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 06:14:05,062 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-10-27 06:14:05,062 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 06:14:05,063 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-27 06:14:05,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-27 06:14:05,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-10-27 06:14:05,063 INFO L87 Difference]: Start difference. First operand 2822 states and 3707 transitions. Second operand 9 states. [2018-10-27 06:14:10,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:14:10,034 INFO L93 Difference]: Finished difference Result 9893 states and 14011 transitions. [2018-10-27 06:14:10,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-27 06:14:10,034 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 175 [2018-10-27 06:14:10,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:14:10,062 INFO L225 Difference]: With dead ends: 9893 [2018-10-27 06:14:10,062 INFO L226 Difference]: Without dead ends: 5208 [2018-10-27 06:14:10,084 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 377 GetRequests, 355 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=136, Invalid=370, Unknown=0, NotChecked=0, Total=506 [2018-10-27 06:14:10,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5208 states. [2018-10-27 06:14:10,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5208 to 5161. [2018-10-27 06:14:10,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5161 states. [2018-10-27 06:14:10,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5161 states to 5161 states and 6239 transitions. [2018-10-27 06:14:10,214 INFO L78 Accepts]: Start accepts. Automaton has 5161 states and 6239 transitions. Word has length 175 [2018-10-27 06:14:10,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:14:10,214 INFO L481 AbstractCegarLoop]: Abstraction has 5161 states and 6239 transitions. [2018-10-27 06:14:10,214 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-27 06:14:10,215 INFO L276 IsEmpty]: Start isEmpty. Operand 5161 states and 6239 transitions. [2018-10-27 06:14:10,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-10-27 06:14:10,233 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:14:10,233 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:14:10,233 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:14:10,233 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:14:10,234 INFO L82 PathProgramCache]: Analyzing trace with hash 243668093, now seen corresponding path program 1 times [2018-10-27 06:14:10,234 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:14:10,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:14:10,235 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:14:10,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:14:10,235 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:14:10,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:14:10,623 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 150 proven. 30 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-27 06:14:10,624 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:14:10,624 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:14:10,624 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 259 with the following transitions: [2018-10-27 06:14:10,624 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [56], [61], [63], [64], [68], [72], [76], [79], [80], [84], [88], [92], [96], [99], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [155], [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], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:14:10,629 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:14:10,629 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:14:11,131 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:14:11,132 INFO L272 AbstractInterpreter]: Visited 126 different actions 505 times. Merged at 9 different actions 40 times. Widened at 1 different actions 1 times. Found 9 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-27 06:14:11,170 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:14:11,170 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:14:11,612 INFO L227 lantSequenceWeakener]: Weakened 235 states. On average, predicates are now at 86.95% of their original sizes. [2018-10-27 06:14:11,612 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:14:12,961 INFO L415 sIntCurrentIteration]: We unified 257 AI predicates to 257 [2018-10-27 06:14:12,962 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:14:12,962 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:14:12,962 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [6] total 21 [2018-10-27 06:14:12,962 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:14:12,963 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-10-27 06:14:12,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-10-27 06:14:12,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-10-27 06:14:12,964 INFO L87 Difference]: Start difference. First operand 5161 states and 6239 transitions. Second operand 17 states. [2018-10-27 06:14:22,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:14:22,891 INFO L93 Difference]: Finished difference Result 7962 states and 9687 transitions. [2018-10-27 06:14:22,892 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-10-27 06:14:22,892 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 258 [2018-10-27 06:14:22,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:14:22,892 INFO L225 Difference]: With dead ends: 7962 [2018-10-27 06:14:22,892 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 06:14:22,908 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 275 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=222, Invalid=968, Unknown=0, NotChecked=0, Total=1190 [2018-10-27 06:14:22,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 06:14:22,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 06:14:22,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 06:14:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 06:14:22,909 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 258 [2018-10-27 06:14:22,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:14:22,909 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:14:22,909 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-10-27 06:14:22,910 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 06:14:22,910 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 06:14:22,915 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 06:14:23,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:14:23,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:14:23,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:14:23,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:14:23,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:14:23,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:14:23,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:14:23,510 WARN L179 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 17 [2018-10-27 06:14:23,644 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 34 [2018-10-27 06:14:24,949 WARN L179 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 141 DAG size of output: 82 [2018-10-27 06:14:25,115 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 48 [2018-10-27 06:14:25,524 WARN L179 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2018-10-27 06:14:25,527 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 06:14:25,528 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= |old(~a25~0)| ~a25~0)) [2018-10-27 06:14:25,528 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 06:14:25,528 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,528 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,528 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,529 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,529 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,529 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-27 06:14:25,529 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-27 06:14:25,529 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-27 06:14:25,529 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-27 06:14:25,529 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-27 06:14:25,529 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-27 06:14:25,529 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-27 06:14:25,530 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-27 06:14:25,530 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-27 06:14:25,530 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-27 06:14:25,530 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-27 06:14:25,530 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-27 06:14:25,530 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-27 06:14:25,530 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,530 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,530 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,530 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,530 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-27 06:14:25,530 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,531 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-27 06:14:25,531 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-27 06:14:25,531 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-27 06:14:25,531 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-27 06:14:25,531 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-27 06:14:25,531 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-27 06:14:25,531 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-27 06:14:25,531 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-27 06:14:25,531 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-27 06:14:25,531 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-27 06:14:25,531 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-27 06:14:25,531 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-27 06:14:25,532 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-27 06:14:25,532 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-27 06:14:25,532 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-27 06:14:25,532 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,532 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,532 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,532 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,532 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,532 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-27 06:14:25,532 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-27 06:14:25,533 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-27 06:14:25,533 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-27 06:14:25,533 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-27 06:14:25,533 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-27 06:14:25,533 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-27 06:14:25,533 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-27 06:14:25,533 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-27 06:14:25,533 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-27 06:14:25,533 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-27 06:14:25,534 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,534 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,534 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,534 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,534 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,534 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-27 06:14:25,534 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-27 06:14:25,534 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-27 06:14:25,534 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-27 06:14:25,535 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-27 06:14:25,535 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-27 06:14:25,535 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-27 06:14:25,535 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-27 06:14:25,535 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-27 06:14:25,535 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-27 06:14:25,535 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-27 06:14:25,535 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-27 06:14:25,535 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-27 06:14:25,535 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,535 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,535 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,535 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,536 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,536 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-27 06:14:25,536 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-27 06:14:25,536 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-27 06:14:25,536 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-27 06:14:25,536 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-27 06:14:25,536 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-27 06:14:25,536 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-27 06:14:25,536 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-27 06:14:25,537 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-27 06:14:25,537 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-27 06:14:25,537 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-27 06:14:25,537 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-27 06:14:25,537 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-27 06:14:25,537 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-27 06:14:25,537 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-27 06:14:25,537 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-27 06:14:25,537 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,538 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,538 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,538 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,538 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-27 06:14:25,538 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,538 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-27 06:14:25,538 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,538 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-27 06:14:25,538 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-27 06:14:25,538 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-27 06:14:25,538 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,538 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,538 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,539 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,540 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,540 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 499) no Hoare annotation was computed. [2018-10-27 06:14:25,540 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-27 06:14:25,540 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-27 06:14:25,540 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-27 06:14:25,540 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-27 06:14:25,540 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-27 06:14:25,540 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-27 06:14:25,540 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-27 06:14:25,540 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-27 06:14:25,540 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-27 06:14:25,540 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-27 06:14:25,541 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-27 06:14:25,541 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,541 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,541 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,541 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,541 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,541 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,541 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-27 06:14:25,541 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-27 06:14:25,541 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-27 06:14:25,541 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-27 06:14:25,541 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-27 06:14:25,541 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-27 06:14:25,541 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-27 06:14:25,542 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-27 06:14:25,542 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-27 06:14:25,542 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-27 06:14:25,542 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-27 06:14:25,542 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-27 06:14:25,542 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-27 06:14:25,542 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-27 06:14:25,542 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,542 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,542 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,543 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse10 (= 8 |old(~a28~0)|))) (let ((.cse1 (= 1 |old(~a11~0)|)) (.cse2 (= ~a28~0 8)) (.cse0 (not (= 1 ~a21~0))) (.cse3 (not .cse10))) (let ((.cse6 (not (= 0 |old(~a25~0)|))) (.cse7 (not (= 0 |old(~a11~0)|))) (.cse18 (and (or .cse0 (not (= 7 |old(~a28~0)|))) (or .cse0 .cse3))) (.cse8 (= ~a28~0 7)) (.cse12 (= ~a11~0 |old(~a11~0)|)) (.cse13 (not .cse2)) (.cse11 (<= ~a17~0 |old(~a17~0)|)) (.cse15 (< 7 |old(~a17~0)|)) (.cse16 (= 1 |old(~a25~0)|)) (.cse22 (not (= ~a28~0 0))) (.cse19 (= 1 ~a11~0)) (.cse20 (= ~a17~0 8)) (.cse14 (= |old(~a25~0)| ~a25~0)) (.cse21 (not .cse1)) (.cse9 (not (= 1 |old(~a19~0)|))) (.cse17 (= 0 |old(~a28~0)|)) (.cse4 (not (= 8 |old(~a17~0)|))) (.cse5 (= |calculate_output_#in~input| 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or (or .cse0 (not (= 10 |old(~a28~0)|))) .cse7 .cse5 (or .cse8 (= ~a28~0 10)) .cse9 .cse4 .cse6) (or .cse10 (and .cse11 .cse12 .cse13 .cse14) .cse15) (or (or .cse0 (not (= 11 |old(~a28~0)|)) (not .cse16)) .cse9 .cse7 .cse4 .cse5 (= ~a28~0 11)) (or .cse0 .cse9 .cse17 .cse10 .cse4 .cse5 .cse13) (or .cse18 (and .cse19 .cse20 .cse14 .cse8) .cse10 .cse4 .cse5 .cse21) (or .cse1 .cse18 (and .cse12 (or .cse2 .cse8) .cse20 .cse14) .cse4 .cse5) (or .cse0 .cse1 .cse17 .cse10 (and .cse12 .cse22 .cse13 .cse20 .cse14) .cse4 .cse5) (or (and .cse11 .cse19 .cse14) .cse21 .cse15 .cse16) (or .cse0 .cse9 .cse17 .cse4 (and .cse22 .cse19 .cse20 .cse14) .cse5 .cse21) (or .cse0 (= ~a19~0 1) .cse9 .cse17 .cse4 .cse5))))) [2018-10-27 06:14:25,543 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,543 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,543 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,543 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-27 06:14:25,543 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-27 06:14:25,543 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-27 06:14:25,543 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-27 06:14:25,543 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-27 06:14:25,543 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-27 06:14:25,543 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-27 06:14:25,543 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-27 06:14:25,543 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-27 06:14:25,543 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-27 06:14:25,544 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-27 06:14:25,545 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-27 06:14:25,545 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-27 06:14:25,545 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-27 06:14:25,545 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-27 06:14:25,545 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-27 06:14:25,545 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-27 06:14:25,545 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-27 06:14:25,545 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-27 06:14:25,545 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-27 06:14:25,545 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-10-27 06:14:25,545 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,545 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,545 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,545 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,546 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:14:25,546 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-27 06:14:25,546 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-27 06:14:25,546 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-27 06:14:25,546 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-27 06:14:25,546 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-27 06:14:25,546 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-27 06:14:25,546 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-27 06:14:25,546 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-27 06:14:25,546 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-27 06:14:25,546 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-27 06:14:25,546 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-27 06:14:25,546 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-27 06:14:25,546 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-27 06:14:25,547 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-27 06:14:25,547 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-27 06:14:25,547 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-27 06:14:25,547 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-27 06:14:25,547 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-27 06:14:25,547 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-27 06:14:25,547 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 06:14:25,547 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)) [2018-10-27 06:14:25,547 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 06:14:25,547 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 06:14:25,547 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)|)) (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 8) (= |old(~a25~0)| ~a25~0) (= ~a19~0 1) (= ~a28~0 7)) (not (= 0 |old(~a11~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|))) [2018-10-27 06:14:25,547 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-27 06:14:25,548 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (not (= main_~input~0 0))) (.cse5 (<= ~a17~0 7)) (.cse3 (= ~a28~0 7)) (.cse1 (not (= ~a28~0 0))) (.cse4 (= 1 ~a11~0)) (.cse2 (= ~a17~0 8)) (.cse6 (= ~a19~0 1))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (and .cse0 (= ~a11~0 |old(~a11~0)|) .cse1 .cse2) (not (= 0 |old(~a11~0)|)) (and .cse0 .cse3 .cse4 .cse2) (and .cse5 (not (= ~a25~0 1)) .cse4) (and .cse5 (not (= ~a28~0 8))) (and .cse2 .cse6 .cse3 (and (= ~a11~0 0) (= ~a25~0 0))) (not (= 1 |old(~a19~0)|)) (and .cse1 .cse4 .cse2 .cse6) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|)))) [2018-10-27 06:14:25,548 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-10-27 06:14:25,548 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-10-27 06:14:25,548 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse4 (<= ~a17~0 7)) (.cse0 (not (= main_~input~0 0))) (.cse1 (not (= ~a28~0 0))) (.cse3 (= 1 ~a11~0)) (.cse2 (= ~a17~0 8))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (and .cse0 (= ~a11~0 |old(~a11~0)|) .cse1 .cse2) (not (= 0 |old(~a11~0)|)) (and .cse0 (= ~a28~0 7) .cse3 .cse2) (and .cse4 (not (= ~a25~0 1)) .cse3) (and .cse4 (not (= ~a28~0 8))) (not (= 1 |old(~a19~0)|)) (and .cse0 .cse1 .cse3 .cse2 (= ~a19~0 1)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|)))) [2018-10-27 06:14:25,548 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-10-27 06:14:25,548 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-27 06:14:25,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 06:14:25 BoogieIcfgContainer [2018-10-27 06:14:25,563 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 06:14:25,564 INFO L168 Benchmark]: Toolchain (without parser) took 67839.27 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -998.5 MB). Peak memory consumption was 938.2 MB. Max. memory is 7.1 GB. [2018-10-27 06:14:25,565 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. [2018-10-27 06:14:25,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 727.46 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. [2018-10-27 06:14:25,566 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.73 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 746.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -812.4 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. [2018-10-27 06:14:25,567 INFO L168 Benchmark]: Boogie Preprocessor took 100.38 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2018-10-27 06:14:25,568 INFO L168 Benchmark]: RCFGBuilder took 3810.50 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: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 7.1 GB. [2018-10-27 06:14:25,568 INFO L168 Benchmark]: TraceAbstraction took 62990.45 ms. Allocated memory was 2.3 GB in the beginning and 3.5 GB in the end (delta: 1.2 GB). Free memory was 2.1 GB in the beginning and 2.4 GB in the end (delta: -334.8 MB). Peak memory consumption was 855.8 MB. Max. memory is 7.1 GB. [2018-10-27 06:14:25,574 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 727.46 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 200.73 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 746.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -812.4 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.38 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3810.50 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: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 62990.45 ms. Allocated memory was 2.3 GB in the beginning and 3.5 GB in the end (delta: 1.2 GB). Free memory was 2.1 GB in the beginning and 2.4 GB in the end (delta: -334.8 MB). Peak memory consumption was 855.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 499]: 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))) || (((!(input == 0) && a11 == \old(a11)) && !(a28 == 0)) && a17 == 8)) || !(0 == \old(a11))) || (((!(input == 0) && a28 == 7) && 1 == a11) && a17 == 8)) || ((a17 <= 7 && !(a25 == 1)) && 1 == a11)) || (a17 <= 7 && !(a28 == 8))) || (((a17 == 8 && a19 == 1) && a28 == 7) && a11 == 0 && a25 == 0)) || !(1 == \old(a19))) || (((!(a28 == 0) && 1 == a11) && a17 == 8) && a19 == 1)) || !(8 == \old(a17))) || !(0 == \old(a25)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 62.8s OverallTime, 8 OverallIterations, 7 TraceHistogramMax, 49.1s AutomataDifference, 0.0s DeadEndRemovalTime, 2.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1334 SDtfs, 7083 SDslu, 2144 SDs, 0 SdLazy, 10470 SolverSat, 2222 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.4s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 1302 GetRequests, 1177 SyntacticMatches, 4 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 483 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5161occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.6s AbstIntTime, 6 AbstIntIterations, 5 AbstIntStrong, 0.996335564912952 AbsIntWeakeningRatio, 0.23255813953488372 AbsIntAvgWeakeningVarsNumRemoved, 25.66860465116279 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 118 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 110 PreInvPairs, 169 NumberOfFragments, 623 HoareAnnotationTreeSize, 110 FomulaSimplifications, 4872 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2334 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 1468 NumberOfCodeBlocks, 1468 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1633 ConstructedInterpolants, 0 QuantifiedInterpolants, 472226 SizeOfPredicates, 1 NumberOfNonLiveVariables, 473 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 794/862 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...