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-INT.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label29_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 12:22:09,945 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 12:22:09,951 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 12:22:09,966 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 12:22:09,967 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 12:22:09,968 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 12:22:09,969 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 12:22:09,971 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 12:22:09,973 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 12:22:09,973 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 12:22:09,974 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 12:22:09,974 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 12:22:09,976 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 12:22:09,977 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 12:22:09,978 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 12:22:09,979 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 12:22:09,979 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 12:22:09,981 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 12:22:09,983 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 12:22:09,985 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 12:22:09,986 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 12:22:09,987 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 12:22:09,989 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 12:22:09,990 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 12:22:09,990 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 12:22:09,991 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 12:22:09,992 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 12:22:09,993 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 12:22:09,994 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 12:22:09,995 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 12:22:09,995 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 12:22:09,996 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-27 12:22:09,998 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf [2018-10-27 12:22:10,021 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 12:22:10,021 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 12:22:10,022 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 12:22:10,022 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 12:22:10,022 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 12:22:10,023 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 12:22:10,023 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 12:22:10,023 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-27 12:22:10,023 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 12:22:10,023 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 12:22:10,023 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 12:22:10,024 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 12:22:10,024 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 12:22:10,025 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 12:22:10,025 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 12:22:10,025 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 12:22:10,025 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 12:22:10,025 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 12:22:10,026 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 12:22:10,026 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 12:22:10,026 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 12:22:10,026 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 12:22:10,026 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 12:22:10,027 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 12:22:10,027 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 12:22:10,027 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 12:22:10,027 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 12:22:10,027 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 12:22:10,028 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 12:22:10,028 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 12:22:10,028 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 12:22:10,028 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 12:22:10,028 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 12:22:10,029 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 12:22:10,076 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 12:22:10,096 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 12:22:10,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 12:22:10,102 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 12:22:10,103 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 12:22:10,104 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label29_true-unreach-call_false-termination.c [2018-10-27 12:22:10,173 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/2795d4a7b/9f3ae211eb5e4efb96104dd1e2270825/FLAG161ddc94b [2018-10-27 12:22:10,736 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 12:22:10,736 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label29_true-unreach-call_false-termination.c [2018-10-27 12:22:10,756 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/2795d4a7b/9f3ae211eb5e4efb96104dd1e2270825/FLAG161ddc94b [2018-10-27 12:22:10,777 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/2795d4a7b/9f3ae211eb5e4efb96104dd1e2270825 [2018-10-27 12:22:10,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 12:22:10,794 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 12:22:10,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 12:22:10,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 12:22:10,803 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 12:22:10,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:22:10" (1/1) ... [2018-10-27 12:22:10,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68109397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:22:10, skipping insertion in model container [2018-10-27 12:22:10,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:22:10" (1/1) ... [2018-10-27 12:22:10,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 12:22:10,892 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 12:22:11,394 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 12:22:11,403 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 12:22:11,523 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 12:22:11,548 INFO L193 MainTranslator]: Completed translation [2018-10-27 12:22:11,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:22:11 WrapperNode [2018-10-27 12:22:11,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 12:22:11,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 12:22:11,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 12:22:11,551 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 12:22:11,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:22:11" (1/1) ... [2018-10-27 12:22:11,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:22:11" (1/1) ... [2018-10-27 12:22:11,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 12:22:11,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 12:22:11,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 12:22:11,743 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 12:22:11,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:22:11" (1/1) ... [2018-10-27 12:22:11,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:22:11" (1/1) ... [2018-10-27 12:22:11,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:22:11" (1/1) ... [2018-10-27 12:22:11,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:22:11" (1/1) ... [2018-10-27 12:22:11,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:22:11" (1/1) ... [2018-10-27 12:22:11,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:22:11" (1/1) ... [2018-10-27 12:22:11,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:22:11" (1/1) ... [2018-10-27 12:22:11,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 12:22:11,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 12:22:11,823 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 12:22:11,823 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 12:22:11,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:22:11" (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 12:22:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 12:22:11,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 12:22:11,900 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-27 12:22:11,901 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-27 12:22:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 12:22:11,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 12:22:11,902 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 12:22:11,902 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 12:22:15,595 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 12:22:15,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:22:15 BoogieIcfgContainer [2018-10-27 12:22:15,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 12:22:15,600 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 12:22:15,600 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 12:22:15,604 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 12:22:15,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:22:10" (1/3) ... [2018-10-27 12:22:15,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f0ea61c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:22:15, skipping insertion in model container [2018-10-27 12:22:15,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:22:11" (2/3) ... [2018-10-27 12:22:15,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f0ea61c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:22:15, skipping insertion in model container [2018-10-27 12:22:15,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:22:15" (3/3) ... [2018-10-27 12:22:15,609 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label29_true-unreach-call_false-termination.c [2018-10-27 12:22:15,620 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 12:22:15,634 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 12:22:15,654 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 12:22:15,706 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 12:22:15,706 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 12:22:15,706 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 12:22:15,706 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 12:22:15,707 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 12:22:15,707 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 12:22:15,707 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 12:22:15,707 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 12:22:15,745 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-10-27 12:22:15,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-27 12:22:15,763 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:22:15,766 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] [2018-10-27 12:22:15,771 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:22:15,777 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:15,778 INFO L82 PathProgramCache]: Analyzing trace with hash 150214839, now seen corresponding path program 1 times [2018-10-27 12:22:15,781 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:22:15,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:15,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:22:15,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:15,843 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:22:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:22:16,525 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 12:22:16,527 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 12:22:16,528 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 12:22:16,528 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:22:16,536 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 12:22:16,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 12:22:16,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 12:22:16,559 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-10-27 12:22:18,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:22:18,440 INFO L93 Difference]: Finished difference Result 627 states and 1072 transitions. [2018-10-27 12:22:18,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 12:22:18,443 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2018-10-27 12:22:18,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:22:18,464 INFO L225 Difference]: With dead ends: 627 [2018-10-27 12:22:18,464 INFO L226 Difference]: Without dead ends: 388 [2018-10-27 12:22:18,471 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 12:22:18,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2018-10-27 12:22:18,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 383. [2018-10-27 12:22:18,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-10-27 12:22:18,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 619 transitions. [2018-10-27 12:22:18,570 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 619 transitions. Word has length 109 [2018-10-27 12:22:18,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:22:18,571 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 619 transitions. [2018-10-27 12:22:18,571 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 12:22:18,571 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 619 transitions. [2018-10-27 12:22:18,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-27 12:22:18,588 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:22:18,588 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:22:18,588 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:22:18,589 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:18,589 INFO L82 PathProgramCache]: Analyzing trace with hash 348320458, now seen corresponding path program 1 times [2018-10-27 12:22:18,589 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:22:18,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:18,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:22:18,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:18,595 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:22:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:22:18,827 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:22:18,827 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 12:22:18,827 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 12:22:18,827 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:22:18,830 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 12:22:18,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 12:22:18,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 12:22:18,830 INFO L87 Difference]: Start difference. First operand 383 states and 619 transitions. Second operand 3 states. [2018-10-27 12:22:19,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:22:19,840 INFO L93 Difference]: Finished difference Result 1053 states and 1768 transitions. [2018-10-27 12:22:19,842 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 12:22:19,842 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 118 [2018-10-27 12:22:19,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:22:19,850 INFO L225 Difference]: With dead ends: 1053 [2018-10-27 12:22:19,850 INFO L226 Difference]: Without dead ends: 676 [2018-10-27 12:22:19,859 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 12:22:19,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2018-10-27 12:22:19,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 676. [2018-10-27 12:22:19,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2018-10-27 12:22:19,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 1011 transitions. [2018-10-27 12:22:19,905 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 1011 transitions. Word has length 118 [2018-10-27 12:22:19,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:22:19,906 INFO L481 AbstractCegarLoop]: Abstraction has 676 states and 1011 transitions. [2018-10-27 12:22:19,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 12:22:19,907 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1011 transitions. [2018-10-27 12:22:19,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-27 12:22:19,913 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:22:19,914 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:22:19,914 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:22:19,914 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:19,914 INFO L82 PathProgramCache]: Analyzing trace with hash 1318631550, now seen corresponding path program 1 times [2018-10-27 12:22:19,915 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:22:19,916 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:19,916 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:22:19,916 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:19,916 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:22:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:22:20,125 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:22:20,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 12:22:20,126 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 12:22:20,126 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:22:20,127 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 12:22:20,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 12:22:20,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 12:22:20,128 INFO L87 Difference]: Start difference. First operand 676 states and 1011 transitions. Second operand 3 states. [2018-10-27 12:22:22,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:22:22,327 INFO L93 Difference]: Finished difference Result 1926 states and 2979 transitions. [2018-10-27 12:22:22,327 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 12:22:22,327 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2018-10-27 12:22:22,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:22:22,341 INFO L225 Difference]: With dead ends: 1926 [2018-10-27 12:22:22,341 INFO L226 Difference]: Without dead ends: 1256 [2018-10-27 12:22:22,346 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 12:22:22,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1256 states. [2018-10-27 12:22:22,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1256 to 1256. [2018-10-27 12:22:22,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1256 states. [2018-10-27 12:22:22,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1256 states and 1828 transitions. [2018-10-27 12:22:22,429 INFO L78 Accepts]: Start accepts. Automaton has 1256 states and 1828 transitions. Word has length 123 [2018-10-27 12:22:22,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:22:22,430 INFO L481 AbstractCegarLoop]: Abstraction has 1256 states and 1828 transitions. [2018-10-27 12:22:22,430 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 12:22:22,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1828 transitions. [2018-10-27 12:22:22,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-27 12:22:22,438 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:22:22,438 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:22:22,440 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:22:22,440 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:22,441 INFO L82 PathProgramCache]: Analyzing trace with hash -1684085040, now seen corresponding path program 1 times [2018-10-27 12:22:22,441 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:22:22,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:22,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:22:22,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:22,442 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:22:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:22:22,684 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 12:22:22,685 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:22:22,685 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:22:22,686 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 156 with the following transitions: [2018-10-27 12:22:22,688 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [56], [59], [63], [64], [68], [72], [76], [79], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 12:22:22,758 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:22:22,759 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:22:23,520 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 12:22:23,524 INFO L272 AbstractInterpreter]: Visited 110 different actions 110 times. Never merged. Never widened. Never found a fixpoint. Largest state had 38 variables. [2018-10-27 12:22:23,573 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:23,573 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 12:22:24,126 INFO L227 lantSequenceWeakener]: Weakened 131 states. On average, predicates are now at 81.01% of their original sizes. [2018-10-27 12:22:24,129 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 12:22:24,839 INFO L415 sIntCurrentIteration]: We unified 154 AI predicates to 154 [2018-10-27 12:22:24,839 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 12:22:24,840 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 12:22:24,840 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [6] total 18 [2018-10-27 12:22:24,841 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:22:24,841 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-27 12:22:24,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-27 12:22:24,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2018-10-27 12:22:24,842 INFO L87 Difference]: Start difference. First operand 1256 states and 1828 transitions. Second operand 14 states. [2018-10-27 12:22:40,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:22:40,662 INFO L93 Difference]: Finished difference Result 2806 states and 4098 transitions. [2018-10-27 12:22:40,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-10-27 12:22:40,662 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 155 [2018-10-27 12:22:40,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:22:40,671 INFO L225 Difference]: With dead ends: 2806 [2018-10-27 12:22:40,671 INFO L226 Difference]: Without dead ends: 1556 [2018-10-27 12:22:40,676 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 167 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=193, Invalid=509, Unknown=0, NotChecked=0, Total=702 [2018-10-27 12:22:40,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2018-10-27 12:22:40,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1403. [2018-10-27 12:22:40,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1403 states. [2018-10-27 12:22:40,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1403 states and 1989 transitions. [2018-10-27 12:22:40,722 INFO L78 Accepts]: Start accepts. Automaton has 1403 states and 1989 transitions. Word has length 155 [2018-10-27 12:22:40,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:22:40,723 INFO L481 AbstractCegarLoop]: Abstraction has 1403 states and 1989 transitions. [2018-10-27 12:22:40,723 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-27 12:22:40,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1989 transitions. [2018-10-27 12:22:40,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-27 12:22:40,729 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:22:40,730 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:22:40,730 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:22:40,730 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:40,730 INFO L82 PathProgramCache]: Analyzing trace with hash -47073822, now seen corresponding path program 1 times [2018-10-27 12:22:40,731 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:22:40,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:40,732 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:22:40,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:40,732 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:22:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:22:41,135 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 46 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 12:22:41,135 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:22:41,135 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:22:41,137 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 161 with the following transitions: [2018-10-27 12:22:41,137 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [131], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 12:22:41,143 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:22:41,143 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:22:41,691 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 12:22:41,692 INFO L272 AbstractInterpreter]: Visited 113 different actions 333 times. Merged at 7 different actions 16 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-10-27 12:22:41,720 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:41,720 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 12:22:42,047 INFO L227 lantSequenceWeakener]: Weakened 157 states. On average, predicates are now at 80.77% of their original sizes. [2018-10-27 12:22:42,048 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 12:22:42,525 INFO L415 sIntCurrentIteration]: We unified 159 AI predicates to 159 [2018-10-27 12:22:42,525 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 12:22:42,526 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 12:22:42,526 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [10] total 19 [2018-10-27 12:22:42,526 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:22:42,527 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-27 12:22:42,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-27 12:22:42,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-10-27 12:22:42,528 INFO L87 Difference]: Start difference. First operand 1403 states and 1989 transitions. Second operand 11 states. [2018-10-27 12:22:50,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:22:50,601 INFO L93 Difference]: Finished difference Result 3708 states and 5591 transitions. [2018-10-27 12:22:50,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-10-27 12:22:50,602 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 160 [2018-10-27 12:22:50,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:22:50,616 INFO L225 Difference]: With dead ends: 3708 [2018-10-27 12:22:50,616 INFO L226 Difference]: Without dead ends: 2311 [2018-10-27 12:22:50,624 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 171 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2018-10-27 12:22:50,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2311 states. [2018-10-27 12:22:50,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2311 to 2295. [2018-10-27 12:22:50,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2295 states. [2018-10-27 12:22:50,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 2295 states and 3194 transitions. [2018-10-27 12:22:50,689 INFO L78 Accepts]: Start accepts. Automaton has 2295 states and 3194 transitions. Word has length 160 [2018-10-27 12:22:50,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:22:50,690 INFO L481 AbstractCegarLoop]: Abstraction has 2295 states and 3194 transitions. [2018-10-27 12:22:50,690 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-27 12:22:50,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 3194 transitions. [2018-10-27 12:22:50,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-27 12:22:50,699 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:22:50,699 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 12:22:50,699 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:22:50,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:50,700 INFO L82 PathProgramCache]: Analyzing trace with hash -726569558, now seen corresponding path program 1 times [2018-10-27 12:22:50,700 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:22:50,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:50,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:22:50,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:22:50,701 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:22:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:22:51,237 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 71 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-27 12:22:51,237 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:22:51,238 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:22:51,238 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 182 with the following transitions: [2018-10-27 12:22:51,238 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [131], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 12:22:51,243 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:22:51,243 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:22:51,956 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 12:22:51,956 INFO L272 AbstractInterpreter]: Visited 115 different actions 456 times. Merged at 8 different actions 29 times. Never widened. Found 6 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-27 12:22:51,968 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:22:51,968 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 12:22:52,247 INFO L227 lantSequenceWeakener]: Weakened 178 states. On average, predicates are now at 80.82% of their original sizes. [2018-10-27 12:22:52,247 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 12:22:52,422 INFO L415 sIntCurrentIteration]: We unified 180 AI predicates to 180 [2018-10-27 12:22:52,422 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 12:22:52,423 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 12:22:52,423 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [9] total 18 [2018-10-27 12:22:52,423 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:22:52,424 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-27 12:22:52,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-27 12:22:52,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-10-27 12:22:52,424 INFO L87 Difference]: Start difference. First operand 2295 states and 3194 transitions. Second operand 11 states. [2018-10-27 12:23:02,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:23:02,627 INFO L93 Difference]: Finished difference Result 7197 states and 9961 transitions. [2018-10-27 12:23:02,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-10-27 12:23:02,627 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 181 [2018-10-27 12:23:02,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:23:02,645 INFO L225 Difference]: With dead ends: 7197 [2018-10-27 12:23:02,645 INFO L226 Difference]: Without dead ends: 3627 [2018-10-27 12:23:02,660 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 193 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=130, Invalid=422, Unknown=0, NotChecked=0, Total=552 [2018-10-27 12:23:02,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3627 states. [2018-10-27 12:23:02,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3627 to 3611. [2018-10-27 12:23:02,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3611 states. [2018-10-27 12:23:02,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 3611 states and 4793 transitions. [2018-10-27 12:23:02,781 INFO L78 Accepts]: Start accepts. Automaton has 3611 states and 4793 transitions. Word has length 181 [2018-10-27 12:23:02,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:23:02,782 INFO L481 AbstractCegarLoop]: Abstraction has 3611 states and 4793 transitions. [2018-10-27 12:23:02,782 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-27 12:23:02,782 INFO L276 IsEmpty]: Start isEmpty. Operand 3611 states and 4793 transitions. [2018-10-27 12:23:02,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-27 12:23:02,794 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:23:02,794 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 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] [2018-10-27 12:23:02,795 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:23:02,795 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:23:02,795 INFO L82 PathProgramCache]: Analyzing trace with hash -2092371857, now seen corresponding path program 1 times [2018-10-27 12:23:02,795 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:23:02,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:23:02,796 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:23:02,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:23:02,796 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:23:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:23:03,091 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 104 proven. 41 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-27 12:23:03,091 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:23:03,092 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:23:03,092 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 200 with the following transitions: [2018-10-27 12:23:03,092 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [33], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [131], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 12:23:03,096 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:23:03,096 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:23:03,743 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 12:23:03,743 INFO L272 AbstractInterpreter]: Visited 116 different actions 349 times. Merged at 8 different actions 25 times. Never widened. Found 5 fixpoints after 2 different actions. Largest state had 38 variables. [2018-10-27 12:23:03,748 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:23:03,749 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 12:23:03,749 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:23:03,749 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 12:23:03,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:23:03,760 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 12:23:03,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:23:03,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 12:23:04,273 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 127 proven. 2 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-27 12:23:04,274 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 12:23:04,590 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 119 proven. 15 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-27 12:23:04,618 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 12:23:04,619 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-10-27 12:23:04,619 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 12:23:04,620 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-27 12:23:04,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-27 12:23:04,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-10-27 12:23:04,620 INFO L87 Difference]: Start difference. First operand 3611 states and 4793 transitions. Second operand 11 states. [2018-10-27 12:23:09,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:23:09,514 INFO L93 Difference]: Finished difference Result 10024 states and 13798 transitions. [2018-10-27 12:23:09,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-10-27 12:23:09,514 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 199 [2018-10-27 12:23:09,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:23:09,536 INFO L225 Difference]: With dead ends: 10024 [2018-10-27 12:23:09,537 INFO L226 Difference]: Without dead ends: 4711 [2018-10-27 12:23:09,572 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 447 GetRequests, 409 SyntacticMatches, 5 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 261 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=289, Invalid=901, Unknown=0, NotChecked=0, Total=1190 [2018-10-27 12:23:09,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4711 states. [2018-10-27 12:23:09,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4711 to 4165. [2018-10-27 12:23:09,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4165 states. [2018-10-27 12:23:09,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4165 states to 4165 states and 4842 transitions. [2018-10-27 12:23:09,696 INFO L78 Accepts]: Start accepts. Automaton has 4165 states and 4842 transitions. Word has length 199 [2018-10-27 12:23:09,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:23:09,696 INFO L481 AbstractCegarLoop]: Abstraction has 4165 states and 4842 transitions. [2018-10-27 12:23:09,696 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-27 12:23:09,696 INFO L276 IsEmpty]: Start isEmpty. Operand 4165 states and 4842 transitions. [2018-10-27 12:23:09,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2018-10-27 12:23:09,710 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 12:23:09,710 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:23:09,711 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 12:23:09,711 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:23:09,711 INFO L82 PathProgramCache]: Analyzing trace with hash 66586733, now seen corresponding path program 1 times [2018-10-27 12:23:09,711 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 12:23:09,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:23:09,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 12:23:09,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 12:23:09,712 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 12:23:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 12:23:10,251 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 243 proven. 132 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-27 12:23:10,251 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 12:23:10,251 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 12:23:10,251 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 347 with the following transitions: [2018-10-27 12:23:10,252 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [56], [59], [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], [202], [205], [209], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [275], [278], [282], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [351], [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], [543], [545], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 12:23:10,256 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-10-27 12:23:10,256 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 12:23:11,636 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 12:23:11,636 INFO L272 AbstractInterpreter]: Visited 119 different actions 584 times. Merged at 8 different actions 39 times. Widened at 1 different actions 1 times. Found 8 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-27 12:23:11,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 12:23:11,674 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 12:23:12,466 INFO L227 lantSequenceWeakener]: Weakened 227 states. On average, predicates are now at 81% of their original sizes. [2018-10-27 12:23:12,466 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 12:23:13,215 INFO L415 sIntCurrentIteration]: We unified 345 AI predicates to 345 [2018-10-27 12:23:13,215 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 12:23:13,216 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 12:23:13,216 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [22] imperfect sequences [6] total 26 [2018-10-27 12:23:13,216 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 12:23:13,217 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-10-27 12:23:13,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-10-27 12:23:13,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=358, Unknown=0, NotChecked=0, Total=462 [2018-10-27 12:23:13,218 INFO L87 Difference]: Start difference. First operand 4165 states and 4842 transitions. Second operand 22 states. [2018-10-27 12:23:47,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 12:23:47,018 INFO L93 Difference]: Finished difference Result 7317 states and 8489 transitions. [2018-10-27 12:23:47,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-10-27 12:23:47,019 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 346 [2018-10-27 12:23:47,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 12:23:47,020 INFO L225 Difference]: With dead ends: 7317 [2018-10-27 12:23:47,020 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 12:23:47,034 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 373 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 529 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=443, Invalid=2007, Unknown=0, NotChecked=0, Total=2450 [2018-10-27 12:23:47,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 12:23:47,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 12:23:47,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 12:23:47,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 12:23:47,035 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 346 [2018-10-27 12:23:47,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 12:23:47,035 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 12:23:47,035 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-10-27 12:23:47,035 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 12:23:47,035 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 12:23:47,040 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 12:23:47,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:23:47,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:23:47,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:23:47,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:23:47,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:23:47,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:23:47,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:23:47,989 WARN L179 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 214 [2018-10-27 12:23:48,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:23:48,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:23:48,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:23:48,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:23:48,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:23:48,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 12:23:48,506 WARN L179 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 233 [2018-10-27 12:23:49,429 WARN L179 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2018-10-27 12:23:49,682 WARN L179 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2018-10-27 12:23:53,732 WARN L179 SmtUtils]: Spent 4.03 s on a formula simplification. DAG size of input: 323 DAG size of output: 169 [2018-10-27 12:23:55,234 WARN L179 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 241 DAG size of output: 118 [2018-10-27 12:23:56,995 WARN L179 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 256 DAG size of output: 126 [2018-10-27 12:23:56,998 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 12:23:56,998 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a17~0 |old(~a17~0)|) (= |old(~a19~0)| ~a19~0)) [2018-10-27 12:23:56,998 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 12:23:56,998 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:56,998 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:56,999 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:56,999 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:56,999 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:56,999 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-27 12:23:56,999 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-27 12:23:56,999 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-27 12:23:56,999 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-27 12:23:56,999 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-27 12:23:56,999 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-27 12:23:56,999 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-27 12:23:56,999 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 478) no Hoare annotation was computed. [2018-10-27 12:23:57,000 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-27 12:23:57,000 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-27 12:23:57,000 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-27 12:23:57,000 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-27 12:23:57,000 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-27 12:23:57,000 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-27 12:23:57,000 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,000 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,000 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,000 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,001 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-27 12:23:57,001 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,001 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-27 12:23:57,001 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-27 12:23:57,001 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-27 12:23:57,001 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-27 12:23:57,001 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-27 12:23:57,001 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-27 12:23:57,001 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-27 12:23:57,001 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-27 12:23:57,001 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-27 12:23:57,001 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-27 12:23:57,002 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-27 12:23:57,002 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-27 12:23:57,002 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-27 12:23:57,002 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-27 12:23:57,002 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-27 12:23:57,002 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,002 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,002 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,002 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,003 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,003 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-27 12:23:57,003 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-27 12:23:57,003 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-27 12:23:57,003 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-27 12:23:57,003 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-27 12:23:57,003 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-27 12:23:57,003 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-27 12:23:57,003 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-27 12:23:57,004 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-27 12:23:57,004 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-27 12:23:57,004 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-27 12:23:57,004 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,004 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,004 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,004 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,004 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,004 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-27 12:23:57,005 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-27 12:23:57,005 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-27 12:23:57,005 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-27 12:23:57,005 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-27 12:23:57,005 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-27 12:23:57,005 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-27 12:23:57,005 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-27 12:23:57,005 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-27 12:23:57,005 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-27 12:23:57,005 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-27 12:23:57,005 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-27 12:23:57,005 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-27 12:23:57,006 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,006 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,006 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,006 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,006 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,006 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-27 12:23:57,006 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-27 12:23:57,006 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-27 12:23:57,006 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-27 12:23:57,006 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-27 12:23:57,007 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-27 12:23:57,007 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-27 12:23:57,007 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-27 12:23:57,007 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-27 12:23:57,007 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-27 12:23:57,007 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-27 12:23:57,007 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-27 12:23:57,007 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-27 12:23:57,007 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-27 12:23:57,007 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-27 12:23:57,007 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-27 12:23:57,007 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,008 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,008 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,008 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,008 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-27 12:23:57,008 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,008 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-27 12:23:57,008 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,008 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-27 12:23:57,008 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-27 12:23:57,009 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-27 12:23:57,009 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,009 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,009 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-27 12:23:57,009 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-27 12:23:57,009 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-27 12:23:57,009 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-27 12:23:57,009 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-27 12:23:57,009 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-27 12:23:57,009 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-27 12:23:57,009 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-27 12:23:57,009 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-27 12:23:57,009 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-27 12:23:57,010 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-27 12:23:57,010 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,010 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,010 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,010 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,010 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,010 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,010 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-27 12:23:57,010 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-27 12:23:57,011 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-27 12:23:57,011 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-27 12:23:57,011 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-27 12:23:57,011 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-27 12:23:57,011 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-27 12:23:57,011 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-27 12:23:57,011 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-27 12:23:57,011 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-27 12:23:57,011 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-27 12:23:57,011 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,011 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,012 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,012 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,012 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,012 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,012 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-27 12:23:57,012 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-27 12:23:57,012 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-27 12:23:57,012 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-27 12:23:57,012 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-27 12:23:57,012 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-27 12:23:57,012 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-27 12:23:57,012 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-27 12:23:57,012 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-27 12:23:57,012 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-27 12:23:57,013 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-27 12:23:57,013 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-27 12:23:57,013 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-27 12:23:57,013 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-27 12:23:57,013 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,013 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,013 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,014 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse27 (= ~a25~0 1)) (.cse8 (not (= 0 |old(~a11~0)|))) (.cse18 (< 10 |old(~a28~0)|)) (.cse31 (< 1 |old(~a19~0)|)) (.cse11 (not (= 8 |old(~a17~0)|))) (.cse9 (< |old(~a25~0)| 0)) (.cse30 (< |old(~a19~0)| 0)) (.cse13 (not (= 1 ~a21~0))) (.cse19 (< 1 |old(~a25~0)|)) (.cse15 (< |old(~a28~0)| 7))) (let ((.cse7 (or .cse13 .cse19 (< 11 |old(~a28~0)|) .cse15)) (.cse5 (= 1 ~a19~0)) (.cse20 (and (or .cse18 .cse31 .cse13 .cse19 .cse8 .cse11 .cse9 .cse15 .cse30) (or .cse18 .cse31 .cse13 (< |old(~a11~0)| 0) .cse19 (< |old(~a28~0)| 9) (< 1 |old(~a11~0)|) .cse11 .cse9 .cse30))) (.cse10 (not (= 1 |old(~a19~0)|))) (.cse17 (= 1 ~a11~0)) (.cse25 (= ~a28~0 7)) (.cse4 (= ~a11~0 0)) (.cse26 (not (= 7 |old(~a28~0)|))) (.cse29 (<= ~a17~0 |old(~a17~0)|)) (.cse28 (= |old(~a19~0)| ~a19~0)) (.cse24 (< 0 |old(~a19~0)|)) (.cse22 (< 7 |old(~a17~0)|)) (.cse0 (< 6 |calculate_output_#in~input|)) (.cse14 (not (= 1 |old(~a11~0)|))) (.cse23 (= 1 |old(~a25~0)|)) (.cse21 (not .cse27)) (.cse16 (<= ~a28~0 10)) (.cse1 (<= 7 ~a28~0)) (.cse2 (<= ~a25~0 1)) (.cse3 (<= 0 ~a25~0)) (.cse6 (= ~a17~0 8)) (.cse12 (< |calculate_output_#in~input| 1))) (and (or .cse0 (and .cse1 .cse2 (<= ~a28~0 11) .cse3 .cse4 .cse5 .cse6) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (or .cse0 .cse13 .cse9 .cse14 .cse15 (and .cse16 .cse1 .cse2 .cse3 .cse17 .cse5 .cse6) .cse18 .cse10 .cse19 .cse11 .cse12) (or .cse0 (and (and .cse3 .cse16 (<= 9 ~a28~0) .cse2) .cse6) .cse14 .cse20 .cse12) (or .cse10 .cse21 .cse22 .cse23) (or .cse0 .cse7 .cse21 .cse8 .cse9 .cse23 .cse10 .cse11 .cse12) (or .cse21 .cse24 .cse14 .cse23) (or .cse25 (not (= ~y~0 25)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (not (= ~z~0 26)) (not (= 3 ~c~0)) (not (= 23 ~w~0)) (not (= ~a~0 1)) (or (or .cse13 .cse0 .cse26 .cse8) .cse10 (not (= 0 |old(~a25~0)|)) .cse12) (not (= |old(~a17~0)| 8)) (not (= 6 ~f~0))) (or .cse0 (or .cse13 (not (= 10 |old(~a28~0)|)) (not .cse23) .cse8 (not (= 0 |old(~a19~0)|))) .cse11 (and (and (= ~a28~0 10) .cse27) .cse28 .cse4 .cse6) .cse12) (or .cse10 (and .cse29 .cse5) .cse22) (or .cse0 .cse10 .cse16 .cse20 .cse12) (or (and .cse29 .cse28 .cse17) .cse24 .cse14) (or .cse10 .cse14 .cse17 .cse22) (or .cse0 .cse8 .cse9 .cse30 .cse23 (and .cse21 (or .cse25 (= ~a28~0 8)) .cse2 .cse28 .cse3 .cse4 .cse6) (and (or .cse13 .cse26 .cse24) (or .cse13 (not (= 8 |old(~a28~0)|)) .cse24)) .cse19 .cse11 .cse12) (or (and .cse29 .cse28 .cse21) .cse24 .cse22 .cse23) (or .cse31 .cse0 .cse13 .cse9 .cse14 .cse15 .cse30 .cse23 .cse18 (and .cse21 .cse16 .cse1 .cse2 .cse3 .cse6) .cse19 .cse11 .cse12)))) [2018-10-27 12:23:57,014 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,014 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,015 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,015 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-27 12:23:57,015 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-27 12:23:57,015 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-27 12:23:57,015 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-27 12:23:57,015 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-27 12:23:57,015 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-27 12:23:57,015 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-27 12:23:57,015 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-27 12:23:57,015 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-27 12:23:57,016 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-27 12:23:57,016 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-27 12:23:57,016 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-27 12:23:57,016 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-27 12:23:57,016 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,016 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,016 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,016 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,016 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,016 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,016 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-27 12:23:57,016 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-27 12:23:57,016 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-27 12:23:57,016 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-27 12:23:57,017 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-27 12:23:57,017 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-27 12:23:57,017 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-27 12:23:57,017 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-27 12:23:57,017 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-27 12:23:57,017 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-27 12:23:57,017 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-27 12:23:57,017 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-27 12:23:57,017 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-27 12:23:57,017 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-27 12:23:57,017 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-27 12:23:57,017 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-10-27 12:23:57,017 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,017 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,018 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,018 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,018 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 12:23:57,018 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-27 12:23:57,018 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-27 12:23:57,018 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-27 12:23:57,018 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-27 12:23:57,018 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-27 12:23:57,018 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-27 12:23:57,018 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-27 12:23:57,018 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-27 12:23:57,018 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-27 12:23:57,018 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-27 12:23:57,018 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-27 12:23:57,019 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-27 12:23:57,019 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-27 12:23:57,019 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-27 12:23:57,019 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-27 12:23:57,019 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-27 12:23:57,019 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-27 12:23:57,019 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-27 12:23:57,019 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-27 12:23:57,019 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 12:23:57,019 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~z~0 26) (= ~c~0 3) (= ~a21~0 1) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a~0 1) (= ~a19~0 1) (= ~a28~0 7)) [2018-10-27 12:23:57,019 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 12:23:57,019 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 12:23:57,020 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= |old(~a11~0)| 0)) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (and (= ~a11~0 0) (= ~a25~0 0) (= ~a19~0 1) (= ~a28~0 7) (= ~a17~0 8)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-10-27 12:23:57,020 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-27 12:23:57,020 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse12 (= ~a25~0 1))) (let ((.cse3 (<= ~a28~0 10)) (.cse2 (<= ~a19~0 1)) (.cse7 (<= 7 ~a28~0)) (.cse9 (<= ~a17~0 7)) (.cse6 (= 1 ~a11~0)) (.cse8 (= 1 ~a19~0)) (.cse14 (<= 1 main_~input~0)) (.cse11 (not .cse12)) (.cse15 (<= main_~input~0 6)) (.cse5 (<= ~a25~0 1)) (.cse0 (<= 0 ~a25~0)) (.cse1 (<= 0 ~a19~0)) (.cse10 (<= ~a19~0 0)) (.cse13 (= ~a11~0 0)) (.cse16 (= ~a28~0 7)) (.cse4 (= ~a17~0 8))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 9 ~a28~0) .cse5) .cse6) (and .cse3 .cse7 .cse5 .cse0 .cse6 .cse8 .cse4) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (and .cse9 .cse10 .cse6) (not (= |old(~a11~0)| 0)) (and (<= ~a17~0 |old(~a17~0)|) .cse10 .cse11 .cse6) (and (and (and (= ~a28~0 10) .cse12) (and .cse13 .cse1 .cse2 .cse4)) .cse14 .cse15) (not (= ~z~0 26)) (and .cse14 .cse15 .cse7 .cse5 (<= ~a28~0 11) .cse0 .cse13 .cse8 .cse4) (not (= 0 |old(~a25~0)|)) (not (= 3 ~c~0)) (and .cse9 .cse6 .cse8) (not (= 23 ~w~0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (and .cse14 .cse11 .cse15 .cse5 .cse0 (<= ~a11~0 1) .cse1 (let ((.cse17 (<= 0 ~a11~0))) (or (and .cse10 .cse16 .cse17) (and (= ~a28~0 8) .cse10 .cse17))) .cse4) (not (= |old(~a17~0)| 8)) (not (= 6 ~f~0)) (and (and (and .cse13 (= ~a25~0 0)) (= ~a19~0 1) .cse16) (and (<= 0 (+ main_~output~0 1)) (<= main_~output~0 26) (not (= main_~output~0 0)) .cse4))))) [2018-10-27 12:23:57,020 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-10-27 12:23:57,020 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-10-27 12:23:57,021 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse13 (= ~a25~0 1)) (.cse5 (<= 0 ~a25~0)) (.cse15 (= ~a11~0 0)) (.cse16 (<= 0 ~a19~0)) (.cse2 (<= ~a28~0 10)) (.cse8 (= ~a17~0 8)) (.cse9 (= ~a21~0 1)) (.cse3 (<= 7 ~a28~0)) (.cse4 (<= ~a25~0 1))) (let ((.cse14 (let ((.cse17 (<= 0 (+ main_~input~0 2147483648))) (.cse18 (<= ~a19~0 1))) (or (and .cse17 .cse5 (<= ~a11~0 1) .cse16 .cse18 .cse2 .cse8 (<= 9 ~a28~0) .cse9 (<= 0 ~a11~0) .cse4) (and .cse17 .cse5 .cse15 .cse16 .cse18 .cse2 .cse8 .cse9 .cse3 .cse4)))) (.cse10 (<= ~a17~0 7)) (.cse6 (= 1 ~a11~0)) (.cse12 (not .cse13)) (.cse11 (<= ~a19~0 0)) (.cse0 (<= 1 main_~input~0)) (.cse1 (<= main_~input~0 6)) (.cse7 (= 1 ~a19~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (not .cse9) (not (= ~y~0 25)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (and .cse10 .cse11 .cse6) (not (= |old(~a11~0)| 0)) (and (<= ~a17~0 |old(~a17~0)|) .cse11 .cse12 .cse6) (and (and (and (= ~a28~0 10) .cse13) .cse14) .cse0 .cse1) (not (= ~z~0 26)) (not (= 0 |old(~a25~0)|)) (not (= 3 ~c~0)) (and .cse0 .cse6 .cse1 .cse14) (and .cse10 .cse6 .cse7) (not (= 23 ~w~0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (and .cse12 .cse0 .cse1 .cse4 .cse15 .cse5 .cse16 (or (and .cse11 .cse8 (= ~a28~0 7)) (and (= ~a28~0 8) .cse11 .cse8))) (and .cse0 .cse1 .cse3 .cse4 (<= ~a28~0 11) .cse5 .cse15 .cse7 .cse8) (not (= |old(~a17~0)| 8)) (not (= 6 ~f~0))))) [2018-10-27 12:23:57,021 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-10-27 12:23:57,021 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-27 12:23:57,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 12:23:57 BoogieIcfgContainer [2018-10-27 12:23:57,040 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 12:23:57,041 INFO L168 Benchmark]: Toolchain (without parser) took 106249.39 ms. Allocated memory was 1.5 GB in the beginning and 4.0 GB in the end (delta: 2.4 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -953.7 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2018-10-27 12:23:57,043 INFO L168 Benchmark]: CDTParser took 0.24 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 12:23:57,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.48 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 12:23:57,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.57 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 753.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -829.6 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2018-10-27 12:23:57,045 INFO L168 Benchmark]: Boogie Preprocessor took 79.12 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 12:23:57,045 INFO L168 Benchmark]: RCFGBuilder took 3773.53 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: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 7.1 GB. [2018-10-27 12:23:57,046 INFO L168 Benchmark]: TraceAbstraction took 101440.44 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 2.1 GB in the beginning and 2.4 GB in the end (delta: -261.0 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2018-10-27 12:23:57,051 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 754.48 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 192.57 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 753.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -829.6 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.12 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3773.53 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: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 101440.44 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 2.1 GB in the beginning and 2.4 GB in the end (delta: -261.0 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 478]: 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: (((((((((((((((((((((((((((((((0 <= a25 && 0 <= a19) && a19 <= 1) && a28 <= 10) && a17 == 8) && 9 <= a28) && a25 <= 1) && 1 == a11) || ((((((a28 <= 10 && 7 <= a28) && a25 <= 1) && 0 <= a25) && 1 == a11) && 1 == a19) && a17 == 8)) || !(a21 == 1)) || !(y == 25)) || !(1 == \old(a19))) || !(x == 24)) || !(e == 5)) || !(d == 4)) || !(21 == u)) || !(22 == v)) || ((a17 <= 7 && a19 <= 0) && 1 == a11)) || !(\old(a11) == 0)) || (((a17 <= \old(a17) && a19 <= 0) && !(a25 == 1)) && 1 == a11)) || ((((a28 == 10 && a25 == 1) && ((a11 == 0 && 0 <= a19) && a19 <= 1) && a17 == 8) && 1 <= input) && input <= 6)) || !(z == 26)) || ((((((((1 <= input && input <= 6) && 7 <= a28) && a25 <= 1) && a28 <= 11) && 0 <= a25) && a11 == 0) && 1 == a19) && a17 == 8)) || !(0 == \old(a25))) || !(3 == c)) || ((a17 <= 7 && 1 == a11) && 1 == a19)) || !(23 == w)) || !(\old(a28) == 7)) || !(a == 1)) || ((((((((1 <= input && !(a25 == 1)) && input <= 6) && a25 <= 1) && 0 <= a25) && a11 <= 1) && 0 <= a19) && (((a19 <= 0 && a28 == 7) && 0 <= a11) || ((a28 == 8 && a19 <= 0) && 0 <= a11))) && a17 == 8)) || !(\old(a17) == 8)) || !(6 == f)) || ((((a11 == 0 && a25 == 0) && a19 == 1) && a28 == 7) && ((0 <= output + 1 && output <= 26) && !(output == 0)) && a17 == 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 101.3s OverallTime, 8 OverallIterations, 6 TraceHistogramMax, 78.1s AutomataDifference, 0.0s DeadEndRemovalTime, 9.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1541 SDtfs, 8220 SDslu, 1990 SDs, 0 SdLazy, 12979 SolverSat, 2161 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 31.6s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 1364 GetRequests, 1205 SyntacticMatches, 7 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1110 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4165occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.2s AbstIntTime, 5 AbstIntIterations, 4 AbstIntStrong, 0.9969765271779869 AbsIntWeakeningRatio, 0.20405727923627684 AbsIntAvgWeakeningVarsNumRemoved, 27.90214797136038 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 8 MinimizatonAttempts, 736 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 145 PreInvPairs, 246 NumberOfFragments, 1572 HoareAnnotationTreeSize, 145 FomulaSimplifications, 30216 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 28515 FormulaSimplificationTreeSizeReductionInter, 8.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 1590 NumberOfCodeBlocks, 1590 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1779 ConstructedInterpolants, 0 QuantifiedInterpolants, 727041 SizeOfPredicates, 0 NumberOfNonLiveVariables, 552 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 10 InterpolantComputations, 3 PerfectInterpolantSequences, 1042/1286 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...