java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label53_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 18:47:41,642 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 18:47:41,648 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 18:47:41,663 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 18:47:41,663 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 18:47:41,664 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 18:47:41,665 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 18:47:41,667 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 18:47:41,669 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 18:47:41,670 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 18:47:41,671 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 18:47:41,671 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 18:47:41,672 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 18:47:41,675 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 18:47:41,676 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 18:47:41,677 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 18:47:41,678 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 18:47:41,683 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 18:47:41,688 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 18:47:41,692 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 18:47:41,693 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 18:47:41,698 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 18:47:41,704 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 18:47:41,704 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 18:47:41,705 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 18:47:41,705 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 18:47:41,707 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 18:47:41,708 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 18:47:41,712 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 18:47:41,713 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 18:47:41,714 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 18:47:41,715 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-11-07 18:47:41,718 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf [2018-11-07 18:47:41,742 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 18:47:41,744 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 18:47:41,745 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 18:47:41,745 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 18:47:41,745 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 18:47:41,745 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 18:47:41,747 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-07 18:47:41,748 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 18:47:41,748 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 18:47:41,748 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 18:47:41,748 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 18:47:41,748 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 18:47:41,749 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 18:47:41,750 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 18:47:41,750 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 18:47:41,750 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 18:47:41,750 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 18:47:41,750 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 18:47:41,751 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 18:47:41,751 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 18:47:41,751 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 18:47:41,751 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 18:47:41,751 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 18:47:41,753 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 18:47:41,753 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 18:47:41,754 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 18:47:41,754 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 18:47:41,754 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 18:47:41,754 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 18:47:41,754 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 18:47:41,755 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 18:47:41,755 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 18:47:41,755 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 18:47:41,755 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 18:47:41,755 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 18:47:41,806 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 18:47:41,822 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 18:47:41,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 18:47:41,829 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 18:47:41,829 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 18:47:41,830 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label53_true-unreach-call_false-termination.c [2018-11-07 18:47:41,892 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50b226f47/9bdf1ab138f2478ba5c1bf5099264e6b/FLAGa895bc168 [2018-11-07 18:47:42,416 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 18:47:42,416 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label53_true-unreach-call_false-termination.c [2018-11-07 18:47:42,428 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50b226f47/9bdf1ab138f2478ba5c1bf5099264e6b/FLAGa895bc168 [2018-11-07 18:47:42,451 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50b226f47/9bdf1ab138f2478ba5c1bf5099264e6b [2018-11-07 18:47:42,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 18:47:42,462 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 18:47:42,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 18:47:42,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 18:47:42,467 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 18:47:42,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:47:42" (1/1) ... [2018-11-07 18:47:42,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c9c8864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:42, skipping insertion in model container [2018-11-07 18:47:42,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:47:42" (1/1) ... [2018-11-07 18:47:42,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 18:47:42,550 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 18:47:43,044 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 18:47:43,054 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 18:47:43,179 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 18:47:43,194 INFO L193 MainTranslator]: Completed translation [2018-11-07 18:47:43,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:43 WrapperNode [2018-11-07 18:47:43,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 18:47:43,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 18:47:43,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 18:47:43,196 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 18:47:43,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:43" (1/1) ... [2018-11-07 18:47:43,304 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:43" (1/1) ... [2018-11-07 18:47:43,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 18:47:43,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 18:47:43,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 18:47:43,319 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 18:47:43,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:43" (1/1) ... [2018-11-07 18:47:43,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:43" (1/1) ... [2018-11-07 18:47:43,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:43" (1/1) ... [2018-11-07 18:47:43,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:43" (1/1) ... [2018-11-07 18:47:43,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:43" (1/1) ... [2018-11-07 18:47:43,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:43" (1/1) ... [2018-11-07 18:47:43,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:43" (1/1) ... [2018-11-07 18:47:43,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 18:47:43,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 18:47:43,415 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 18:47:43,415 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 18:47:43,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 18:47:43,491 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 18:47:43,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 18:47:43,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 18:47:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 18:47:43,492 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 18:47:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 18:47:43,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 18:47:43,492 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 18:47:43,493 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 18:47:46,870 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 18:47:46,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:47:46 BoogieIcfgContainer [2018-11-07 18:47:46,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 18:47:46,874 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 18:47:46,875 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 18:47:46,878 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 18:47:46,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:47:42" (1/3) ... [2018-11-07 18:47:46,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f67ca3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:47:46, skipping insertion in model container [2018-11-07 18:47:46,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:43" (2/3) ... [2018-11-07 18:47:46,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f67ca3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:47:46, skipping insertion in model container [2018-11-07 18:47:46,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:47:46" (3/3) ... [2018-11-07 18:47:46,883 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label53_true-unreach-call_false-termination.c [2018-11-07 18:47:46,895 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 18:47:46,905 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 18:47:46,921 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 18:47:46,959 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 18:47:46,959 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 18:47:46,960 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 18:47:46,960 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 18:47:46,960 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 18:47:46,961 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 18:47:46,961 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 18:47:46,961 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 18:47:46,991 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-07 18:47:47,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-07 18:47:47,009 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:47,010 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:47,013 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:47,019 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:47,020 INFO L82 PathProgramCache]: Analyzing trace with hash 151697799, now seen corresponding path program 1 times [2018-11-07 18:47:47,022 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:47,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:47,067 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:47,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:47,068 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:47,616 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 18:47:47,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:47,802 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:47,803 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 18:47:47,803 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:47,809 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 18:47:47,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 18:47:47,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:47:47,835 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-07 18:47:49,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:49,799 INFO L93 Difference]: Finished difference Result 621 states and 1059 transitions. [2018-11-07 18:47:49,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 18:47:49,802 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2018-11-07 18:47:49,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:49,829 INFO L225 Difference]: With dead ends: 621 [2018-11-07 18:47:49,829 INFO L226 Difference]: Without dead ends: 382 [2018-11-07 18:47:49,836 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:47:49,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-11-07 18:47:49,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2018-11-07 18:47:49,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-11-07 18:47:49,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 608 transitions. [2018-11-07 18:47:49,919 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 608 transitions. Word has length 145 [2018-11-07 18:47:49,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:49,920 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 608 transitions. [2018-11-07 18:47:49,920 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 18:47:49,920 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 608 transitions. [2018-11-07 18:47:49,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-07 18:47:49,928 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:49,928 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:49,928 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:49,929 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:49,929 INFO L82 PathProgramCache]: Analyzing trace with hash 627656218, now seen corresponding path program 1 times [2018-11-07 18:47:49,929 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:49,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:49,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:49,931 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:49,931 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:50,480 WARN L179 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-11-07 18:47:50,687 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-07 18:47:50,776 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:50,777 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:50,777 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-07 18:47:50,777 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:50,779 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-07 18:47:50,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-07 18:47:50,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:47:50,780 INFO L87 Difference]: Start difference. First operand 382 states and 608 transitions. Second operand 5 states. [2018-11-07 18:47:52,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:52,257 INFO L93 Difference]: Finished difference Result 903 states and 1497 transitions. [2018-11-07 18:47:52,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 18:47:52,261 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2018-11-07 18:47:52,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:52,272 INFO L225 Difference]: With dead ends: 903 [2018-11-07 18:47:52,272 INFO L226 Difference]: Without dead ends: 381 [2018-11-07 18:47:52,276 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:47:52,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2018-11-07 18:47:52,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 381. [2018-11-07 18:47:52,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-11-07 18:47:52,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 602 transitions. [2018-11-07 18:47:52,303 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 602 transitions. Word has length 154 [2018-11-07 18:47:52,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:52,304 INFO L480 AbstractCegarLoop]: Abstraction has 381 states and 602 transitions. [2018-11-07 18:47:52,304 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-07 18:47:52,304 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 602 transitions. [2018-11-07 18:47:52,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-07 18:47:52,308 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:52,309 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:52,309 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:52,309 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:52,310 INFO L82 PathProgramCache]: Analyzing trace with hash -1014173274, now seen corresponding path program 1 times [2018-11-07 18:47:52,310 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:52,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:52,311 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:52,311 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:52,311 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:52,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:53,018 WARN L179 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 22 [2018-11-07 18:47:53,184 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:53,185 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:53,185 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-07 18:47:53,185 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:53,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-07 18:47:53,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-07 18:47:53,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:47:53,187 INFO L87 Difference]: Start difference. First operand 381 states and 602 transitions. Second operand 5 states. [2018-11-07 18:47:54,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:54,741 INFO L93 Difference]: Finished difference Result 901 states and 1482 transitions. [2018-11-07 18:47:54,742 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 18:47:54,742 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2018-11-07 18:47:54,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:54,745 INFO L225 Difference]: With dead ends: 901 [2018-11-07 18:47:54,745 INFO L226 Difference]: Without dead ends: 380 [2018-11-07 18:47:54,747 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:47:54,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-07 18:47:54,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-07 18:47:54,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-07 18:47:54,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 594 transitions. [2018-11-07 18:47:54,765 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 594 transitions. Word has length 160 [2018-11-07 18:47:54,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:54,765 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 594 transitions. [2018-11-07 18:47:54,765 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-07 18:47:54,765 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 594 transitions. [2018-11-07 18:47:54,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-07 18:47:54,768 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:54,769 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:54,769 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:54,769 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:54,769 INFO L82 PathProgramCache]: Analyzing trace with hash 1544846205, now seen corresponding path program 1 times [2018-11-07 18:47:54,770 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:54,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:54,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:54,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:54,771 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:54,985 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:54,985 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:54,985 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 18:47:54,986 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:54,986 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 18:47:54,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 18:47:54,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 18:47:54,987 INFO L87 Difference]: Start difference. First operand 380 states and 594 transitions. Second operand 6 states. [2018-11-07 18:47:57,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:57,978 INFO L93 Difference]: Finished difference Result 1193 states and 1942 transitions. [2018-11-07 18:47:57,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 18:47:57,983 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 168 [2018-11-07 18:47:57,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:57,990 INFO L225 Difference]: With dead ends: 1193 [2018-11-07 18:47:57,991 INFO L226 Difference]: Without dead ends: 819 [2018-11-07 18:47:57,993 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 18:47:57,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-11-07 18:47:58,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 807. [2018-11-07 18:47:58,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 807 states. [2018-11-07 18:47:58,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1208 transitions. [2018-11-07 18:47:58,046 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1208 transitions. Word has length 168 [2018-11-07 18:47:58,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:58,047 INFO L480 AbstractCegarLoop]: Abstraction has 807 states and 1208 transitions. [2018-11-07 18:47:58,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 18:47:58,047 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1208 transitions. [2018-11-07 18:47:58,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-07 18:47:58,051 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:58,051 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:58,052 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:58,052 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:58,052 INFO L82 PathProgramCache]: Analyzing trace with hash -869251583, now seen corresponding path program 1 times [2018-11-07 18:47:58,052 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:58,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:58,053 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:58,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:58,054 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:58,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:58,536 WARN L179 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-11-07 18:47:58,720 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-07 18:47:58,778 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:58,779 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:58,779 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-07 18:47:58,779 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:58,779 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-07 18:47:58,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-07 18:47:58,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:47:58,780 INFO L87 Difference]: Start difference. First operand 807 states and 1208 transitions. Second operand 5 states. [2018-11-07 18:47:59,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:59,817 INFO L93 Difference]: Finished difference Result 1753 states and 2669 transitions. [2018-11-07 18:47:59,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 18:47:59,825 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 170 [2018-11-07 18:47:59,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:59,832 INFO L225 Difference]: With dead ends: 1753 [2018-11-07 18:47:59,832 INFO L226 Difference]: Without dead ends: 804 [2018-11-07 18:47:59,836 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:47:59,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2018-11-07 18:47:59,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 804. [2018-11-07 18:47:59,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 804 states. [2018-11-07 18:47:59,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 1190 transitions. [2018-11-07 18:47:59,874 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 1190 transitions. Word has length 170 [2018-11-07 18:47:59,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:59,874 INFO L480 AbstractCegarLoop]: Abstraction has 804 states and 1190 transitions. [2018-11-07 18:47:59,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-07 18:47:59,875 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1190 transitions. [2018-11-07 18:47:59,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-07 18:47:59,879 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:59,879 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:59,879 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:59,879 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:59,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1524482181, now seen corresponding path program 1 times [2018-11-07 18:47:59,880 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:59,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:59,881 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:59,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:59,881 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:59,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:48:00,305 WARN L179 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-11-07 18:48:00,520 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-07 18:48:00,625 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:48:00,625 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:48:00,625 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-07 18:48:00,625 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:48:00,626 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-07 18:48:00,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-07 18:48:00,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:48:00,627 INFO L87 Difference]: Start difference. First operand 804 states and 1190 transitions. Second operand 5 states. [2018-11-07 18:48:02,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:48:02,202 INFO L93 Difference]: Finished difference Result 1747 states and 2630 transitions. [2018-11-07 18:48:02,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 18:48:02,203 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 172 [2018-11-07 18:48:02,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:48:02,210 INFO L225 Difference]: With dead ends: 1747 [2018-11-07 18:48:02,210 INFO L226 Difference]: Without dead ends: 801 [2018-11-07 18:48:02,214 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:48:02,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2018-11-07 18:48:02,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 801. [2018-11-07 18:48:02,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 801 states. [2018-11-07 18:48:02,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1169 transitions. [2018-11-07 18:48:02,244 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1169 transitions. Word has length 172 [2018-11-07 18:48:02,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:48:02,244 INFO L480 AbstractCegarLoop]: Abstraction has 801 states and 1169 transitions. [2018-11-07 18:48:02,244 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-07 18:48:02,245 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1169 transitions. [2018-11-07 18:48:02,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-07 18:48:02,254 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:48:02,254 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:48:02,254 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:48:02,262 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:02,262 INFO L82 PathProgramCache]: Analyzing trace with hash 406701453, now seen corresponding path program 1 times [2018-11-07 18:48:02,262 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:48:02,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:02,263 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:48:02,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:02,264 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:48:02,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:48:02,485 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 18:48:02,520 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:48:02,521 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:48:02,521 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 18:48:02,521 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:48:02,522 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 18:48:02,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 18:48:02,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 18:48:02,522 INFO L87 Difference]: Start difference. First operand 801 states and 1169 transitions. Second operand 6 states. [2018-11-07 18:48:03,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:48:03,850 INFO L93 Difference]: Finished difference Result 2381 states and 3621 transitions. [2018-11-07 18:48:03,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 18:48:03,851 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 176 [2018-11-07 18:48:03,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:48:03,861 INFO L225 Difference]: With dead ends: 2381 [2018-11-07 18:48:03,861 INFO L226 Difference]: Without dead ends: 1586 [2018-11-07 18:48:03,866 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 18:48:03,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2018-11-07 18:48:03,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1558. [2018-11-07 18:48:03,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1558 states. [2018-11-07 18:48:03,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1558 states and 2225 transitions. [2018-11-07 18:48:03,922 INFO L78 Accepts]: Start accepts. Automaton has 1558 states and 2225 transitions. Word has length 176 [2018-11-07 18:48:03,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:48:03,923 INFO L480 AbstractCegarLoop]: Abstraction has 1558 states and 2225 transitions. [2018-11-07 18:48:03,923 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 18:48:03,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2225 transitions. [2018-11-07 18:48:03,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-07 18:48:03,932 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:48:03,932 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:48:03,932 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:48:03,933 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:03,933 INFO L82 PathProgramCache]: Analyzing trace with hash 337466047, now seen corresponding path program 1 times [2018-11-07 18:48:03,933 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:48:03,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:03,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:48:03,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:03,934 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:48:03,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:48:04,141 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:48:04,141 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:48:04,141 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:48:04,142 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 212 with the following transitions: [2018-11-07 18:48:04,145 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [107], [108], [112], [116], [120], [123], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [723], [731], [739], [747], [755], [763], [771], [779], [787], [795], [803], [811], [819], [827], [831], [833], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 18:48:04,198 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:48:04,199 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:48:05,516 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:48:05,518 INFO L272 AbstractInterpreter]: Visited 149 different actions 294 times. Merged at 5 different actions 7 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-11-07 18:48:05,577 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:05,577 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:48:06,636 INFO L227 lantSequenceWeakener]: Weakened 122 states. On average, predicates are now at 81.53% of their original sizes. [2018-11-07 18:48:06,637 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:48:08,151 INFO L415 sIntCurrentIteration]: We unified 210 AI predicates to 210 [2018-11-07 18:48:08,152 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:48:08,153 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:48:08,153 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [6] total 22 [2018-11-07 18:48:08,153 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:48:08,154 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-07 18:48:08,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-07 18:48:08,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2018-11-07 18:48:08,155 INFO L87 Difference]: Start difference. First operand 1558 states and 2225 transitions. Second operand 18 states. [2018-11-07 18:48:22,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:48:22,514 INFO L93 Difference]: Finished difference Result 3716 states and 5313 transitions. [2018-11-07 18:48:22,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-07 18:48:22,514 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 211 [2018-11-07 18:48:22,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:48:22,524 INFO L225 Difference]: With dead ends: 3716 [2018-11-07 18:48:22,524 INFO L226 Difference]: Without dead ends: 2164 [2018-11-07 18:48:22,531 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 224 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=182, Invalid=810, Unknown=0, NotChecked=0, Total=992 [2018-11-07 18:48:22,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2164 states. [2018-11-07 18:48:22,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2164 to 2152. [2018-11-07 18:48:22,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2152 states. [2018-11-07 18:48:22,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 2152 states and 2889 transitions. [2018-11-07 18:48:22,584 INFO L78 Accepts]: Start accepts. Automaton has 2152 states and 2889 transitions. Word has length 211 [2018-11-07 18:48:22,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:48:22,585 INFO L480 AbstractCegarLoop]: Abstraction has 2152 states and 2889 transitions. [2018-11-07 18:48:22,585 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-07 18:48:22,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2889 transitions. [2018-11-07 18:48:22,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-07 18:48:22,594 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:48:22,595 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:48:22,595 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:48:22,595 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:22,596 INFO L82 PathProgramCache]: Analyzing trace with hash -345437012, now seen corresponding path program 1 times [2018-11-07 18:48:22,596 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:48:22,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:22,597 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:48:22,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:22,597 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:48:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:48:22,829 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 18:48:22,942 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 85 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:48:22,943 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:48:22,943 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:48:22,943 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 217 with the following transitions: [2018-11-07 18:48:22,944 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [119], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [723], [731], [739], [747], [755], [763], [771], [779], [787], [795], [803], [811], [819], [827], [831], [833], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 18:48:22,950 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:48:22,950 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:48:23,655 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 18:48:23,655 INFO L272 AbstractInterpreter]: Visited 151 different actions 450 times. Merged at 7 different actions 21 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-11-07 18:48:23,657 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:23,658 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 18:48:23,658 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:48:23,658 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 18:48:23,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:48:23,669 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 18:48:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:48:23,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 18:48:24,177 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 100 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 18:48:24,177 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 18:48:24,339 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-07 18:48:24,916 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 100 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 18:48:24,936 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 18:48:24,936 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5] total 16 [2018-11-07 18:48:24,936 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 18:48:24,937 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-07 18:48:24,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-07 18:48:24,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2018-11-07 18:48:24,937 INFO L87 Difference]: Start difference. First operand 2152 states and 2889 transitions. Second operand 14 states. [2018-11-07 18:48:29,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:48:29,598 INFO L93 Difference]: Finished difference Result 6995 states and 9849 transitions. [2018-11-07 18:48:29,598 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-07 18:48:29,598 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 216 [2018-11-07 18:48:29,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:48:29,598 INFO L225 Difference]: With dead ends: 6995 [2018-11-07 18:48:29,599 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 18:48:29,619 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 478 GetRequests, 444 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=297, Invalid=825, Unknown=0, NotChecked=0, Total=1122 [2018-11-07 18:48:29,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 18:48:29,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 18:48:29,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 18:48:29,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 18:48:29,620 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 216 [2018-11-07 18:48:29,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:48:29,620 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 18:48:29,620 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-07 18:48:29,621 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 18:48:29,621 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 18:48:29,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 18:48:29,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:29,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:29,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:29,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:29,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:29,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:29,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:30,266 WARN L179 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 17 [2018-11-07 18:48:30,522 WARN L179 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 34 [2018-11-07 18:48:31,731 WARN L179 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 180 DAG size of output: 93 [2018-11-07 18:48:31,971 WARN L179 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2018-11-07 18:48:32,426 WARN L179 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 47 [2018-11-07 18:48:32,429 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 18:48:32,430 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a28~0 |old(~a28~0)|)) [2018-11-07 18:48:32,430 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 18:48:32,430 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,430 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,430 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,430 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,430 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,430 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-07 18:48:32,430 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-07 18:48:32,430 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-07 18:48:32,430 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-07 18:48:32,430 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-07 18:48:32,431 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-07 18:48:32,431 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-07 18:48:32,431 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-07 18:48:32,431 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-07 18:48:32,431 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-07 18:48:32,431 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-07 18:48:32,431 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-07 18:48:32,431 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-07 18:48:32,431 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,431 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,431 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,431 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,431 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,432 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-07 18:48:32,432 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-07 18:48:32,432 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-07 18:48:32,432 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-07 18:48:32,432 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-07 18:48:32,432 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-07 18:48:32,432 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-07 18:48:32,432 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-07 18:48:32,432 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-07 18:48:32,432 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-07 18:48:32,432 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-07 18:48:32,432 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-07 18:48:32,432 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-07 18:48:32,433 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-07 18:48:32,433 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-07 18:48:32,433 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-07 18:48:32,433 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,433 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,433 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,433 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,433 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,433 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-07 18:48:32,433 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-07 18:48:32,434 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-07 18:48:32,434 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-07 18:48:32,434 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-07 18:48:32,434 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-07 18:48:32,434 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-07 18:48:32,434 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-07 18:48:32,434 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-07 18:48:32,434 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-07 18:48:32,434 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-07 18:48:32,435 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,435 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,435 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,435 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,435 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,435 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-07 18:48:32,435 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-07 18:48:32,435 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-07 18:48:32,436 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-07 18:48:32,436 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-07 18:48:32,436 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-07 18:48:32,436 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-07 18:48:32,436 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-07 18:48:32,436 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-07 18:48:32,436 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-07 18:48:32,436 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-07 18:48:32,436 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-07 18:48:32,436 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-07 18:48:32,436 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,437 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,437 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,437 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,437 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,437 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-07 18:48:32,437 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-07 18:48:32,437 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-07 18:48:32,437 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-07 18:48:32,437 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-07 18:48:32,437 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-07 18:48:32,438 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-07 18:48:32,438 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-07 18:48:32,438 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-07 18:48:32,438 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-07 18:48:32,438 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-07 18:48:32,438 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-07 18:48:32,438 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-07 18:48:32,438 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-07 18:48:32,438 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-07 18:48:32,438 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-07 18:48:32,438 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,438 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,439 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,439 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,439 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,439 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-07 18:48:32,439 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-07 18:48:32,439 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,439 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-07 18:48:32,439 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-07 18:48:32,440 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-07 18:48:32,440 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,440 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,440 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-07 18:48:32,440 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-07 18:48:32,440 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-07 18:48:32,440 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-07 18:48:32,440 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-07 18:48:32,440 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-07 18:48:32,440 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-07 18:48:32,440 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-07 18:48:32,440 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-07 18:48:32,440 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-07 18:48:32,441 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-07 18:48:32,441 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,441 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,441 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,441 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,441 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,441 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,441 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-07 18:48:32,441 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-07 18:48:32,441 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-07 18:48:32,441 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-07 18:48:32,441 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-07 18:48:32,441 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-07 18:48:32,442 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-07 18:48:32,442 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-07 18:48:32,442 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-07 18:48:32,442 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-07 18:48:32,442 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-07 18:48:32,442 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,442 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,442 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,442 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,442 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,443 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,443 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-07 18:48:32,443 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-07 18:48:32,443 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-07 18:48:32,443 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-07 18:48:32,443 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-07 18:48:32,443 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-07 18:48:32,443 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-07 18:48:32,443 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-07 18:48:32,443 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-07 18:48:32,443 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-07 18:48:32,444 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-07 18:48:32,444 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-07 18:48:32,444 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-07 18:48:32,444 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-07 18:48:32,444 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,444 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,444 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,444 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,445 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse19 (= |old(~a17~0)| ~a17~0)) (.cse20 (= |old(~a25~0)| ~a25~0)) (.cse21 (= ~a28~0 |old(~a28~0)|)) (.cse8 (= 1 |old(~a11~0)|)) (.cse16 (= 1 |old(~a19~0)|)) (.cse17 (= 1 |old(~a25~0)|)) (.cse13 (= 1 ~a11~0)) (.cse14 (= 1 ~a19~0))) (let ((.cse0 (and .cse13 .cse14)) (.cse2 (not .cse17)) (.cse3 (not .cse16)) (.cse12 (not (= 7 |old(~a28~0)|))) (.cse4 (not (= 8 |old(~a17~0)|))) (.cse5 (not .cse8)) (.cse15 (= 9 |old(~a28~0)|)) (.cse10 (not (= ~a11~0 1))) (.cse7 (not (= |old(~a17~0)| 8))) (.cse18 (and .cse19 .cse20 .cse21)) (.cse1 (not (= 1 ~a21~0))) (.cse9 (= 8 |old(~a28~0)|)) (.cse11 (< 7 |old(~a17~0)|))) (and (or .cse0 .cse1 (not (= 10 |old(~a28~0)|)) .cse2 .cse3 .cse4 .cse5) (or (< 6 |calculate_output_#in~input|) (and (= ~a11~0 0) (= ~a19~0 1)) (let ((.cse6 (not (= 0 |old(~a11~0)|)))) (and (or .cse1 (< |old(~a28~0)| 8) .cse6) (or .cse1 .cse6 (not (= 0 |old(~a25~0)|))))) (< |old(~a25~0)| 0) (< |old(~a28~0)| 7) (< 9 |old(~a28~0)|) .cse3 (< 1 |old(~a25~0)|) .cse7 (< |calculate_output_#in~input| 1)) (or .cse1 .cse8 .cse9 .cse10 .cse11) (or .cse1 .cse12 .cse2 .cse3 .cse5 .cse0 (not (= 7 |old(~a17~0)|))) (or .cse1 .cse2 .cse3 .cse4 (and .cse13 (= 1 ~a25~0) (= 9 ~a28~0) (= 8 ~a17~0) .cse14) (not .cse15) .cse5) (or .cse16 .cse1 .cse12 .cse4 (and .cse13 (not .cse14)) .cse5 .cse17) (or .cse1 .cse9 .cse18 .cse15 .cse7) (or .cse1 .cse8 (and .cse19 .cse20 .cse21 .cse10) .cse7) (or .cse1 .cse9 .cse18 .cse7 .cse17) (or .cse18 .cse1 .cse9 .cse11)))) [2018-11-07 18:48:32,445 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,445 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,445 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-07 18:48:32,445 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-07 18:48:32,445 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-07 18:48:32,445 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-07 18:48:32,445 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-07 18:48:32,446 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-07 18:48:32,446 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 586) no Hoare annotation was computed. [2018-11-07 18:48:32,446 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-07 18:48:32,446 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-07 18:48:32,446 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-07 18:48:32,446 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-07 18:48:32,446 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-07 18:48:32,446 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-07 18:48:32,446 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-07 18:48:32,446 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,447 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,447 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,447 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,447 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,447 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,447 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-07 18:48:32,447 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-07 18:48:32,447 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-07 18:48:32,447 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-07 18:48:32,447 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-07 18:48:32,447 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-07 18:48:32,447 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-07 18:48:32,447 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-07 18:48:32,447 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-07 18:48:32,448 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-07 18:48:32,448 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-07 18:48:32,448 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-07 18:48:32,448 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-07 18:48:32,448 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-07 18:48:32,448 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-07 18:48:32,448 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-11-07 18:48:32,448 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,448 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,448 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,448 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,448 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:32,448 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-07 18:48:32,448 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-07 18:48:32,449 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-07 18:48:32,449 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-07 18:48:32,449 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-07 18:48:32,449 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-07 18:48:32,449 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-07 18:48:32,449 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-07 18:48:32,449 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-07 18:48:32,449 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-07 18:48:32,449 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-07 18:48:32,449 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-07 18:48:32,449 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-07 18:48:32,449 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-07 18:48:32,449 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-07 18:48:32,449 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-07 18:48:32,450 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-07 18:48:32,450 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-07 18:48:32,450 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-07 18:48:32,450 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 18:48:32,450 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 7) (= ~a21~0 1)) [2018-11-07 18:48:32,450 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 18:48:32,450 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 18:48:32,450 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 1 |old(~a19~0)|)) (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 |old(~a28~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|))) [2018-11-07 18:48:32,450 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-07 18:48:32,450 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse1 (= |old(~a17~0)| ~a17~0)) (.cse0 (not (= ~a28~0 8)))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (and (<= ~a17~0 7) .cse0) (not (= 0 |old(~a11~0)|)) (and (= 9 ~a28~0) (= 8 ~a17~0) (= 1 ~a19~0)) (not (= 0 |old(~a25~0)|)) (and .cse1 (not (= ~a11~0 1))) (and .cse1 .cse0 (not (= ~a28~0 9))) (not (= 1 |old(~a19~0)|)) (and (not (= ~a25~0 1)) .cse1 .cse0) (not (= 8 |old(~a17~0)|)))) [2018-11-07 18:48:32,451 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-07 18:48:32,451 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-07 18:48:32,451 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse1 (= |old(~a17~0)| ~a17~0)) (.cse0 (not (= ~a28~0 8)))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (and (<= ~a17~0 7) .cse0) (not (= 0 |old(~a11~0)|)) (and (= 9 ~a28~0) (= 8 ~a17~0) (= 1 ~a19~0)) (not (= 0 |old(~a25~0)|)) (and .cse1 (not (= ~a11~0 1))) (and .cse1 .cse0 (not (= ~a28~0 9))) (not (= 1 |old(~a19~0)|)) (and (not (= ~a25~0 1)) .cse1 .cse0) (not (= 8 |old(~a17~0)|)))) [2018-11-07 18:48:32,451 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-07 18:48:32,451 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-07 18:48:32,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 06:48:32 BoogieIcfgContainer [2018-11-07 18:48:32,465 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 18:48:32,466 INFO L168 Benchmark]: Toolchain (without parser) took 50004.21 ms. Allocated memory was 1.5 GB in the beginning and 3.1 GB in the end (delta: 1.5 GB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -798.3 MB). Peak memory consumption was 750.4 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:32,467 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 18:48:32,468 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.24 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:32,468 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.95 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 758.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -838.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:32,469 INFO L168 Benchmark]: Boogie Preprocessor took 96.03 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:32,470 INFO L168 Benchmark]: RCFGBuilder took 3455.56 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: 116.3 MB). Peak memory consumption was 116.3 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:32,471 INFO L168 Benchmark]: TraceAbstraction took 45590.42 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 790.1 MB). Free memory was 2.1 GB in the beginning and 2.2 GB in the end (delta: -110.9 MB). Peak memory consumption was 679.2 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:32,476 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 732.24 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 122.95 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 758.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -838.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.03 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3455.56 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: 116.3 MB). Peak memory consumption was 116.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 45590.42 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 790.1 MB). Free memory was 2.1 GB in the beginning and 2.2 GB in the end (delta: -110.9 MB). Peak memory consumption was 679.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 586]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((!(1 == a21) || !(7 == \old(a28))) || (a17 <= 7 && !(a28 == 8))) || !(0 == \old(a11))) || ((9 == a28 && 8 == a17) && 1 == a19)) || !(0 == \old(a25))) || (\old(a17) == a17 && !(a11 == 1))) || ((\old(a17) == a17 && !(a28 == 8)) && !(a28 == 9))) || !(1 == \old(a19))) || ((!(a25 == 1) && \old(a17) == a17) && !(a28 == 8))) || !(8 == \old(a17)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 45.5s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 31.1s AutomataDifference, 0.0s DeadEndRemovalTime, 2.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1171 SDtfs, 8044 SDslu, 1505 SDs, 0 SdLazy, 9740 SolverSat, 1927 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.4s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 757 GetRequests, 660 SyntacticMatches, 8 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 425 ImplicationChecksByTransitivity, 6.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2152occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.1s AbstIntTime, 2 AbstIntIterations, 1 AbstIntStrong, 0.9978787791392834 AbsIntWeakeningRatio, 0.15714285714285714 AbsIntAvgWeakeningVarsNumRemoved, 22.933333333333334 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 52 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 78 PreInvPairs, 144 NumberOfFragments, 542 HoareAnnotationTreeSize, 78 FomulaSimplifications, 2524 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2700 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 1788 NumberOfCodeBlocks, 1788 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1993 ConstructedInterpolants, 0 QuantifiedInterpolants, 1678726 SizeOfPredicates, 0 NumberOfNonLiveVariables, 525 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 508/542 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...