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_label54_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 18:47:41,713 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 18:47:41,715 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 18:47:41,727 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 18:47:41,728 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 18:47:41,729 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 18:47:41,730 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 18:47:41,732 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 18:47:41,733 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 18:47:41,734 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 18:47:41,735 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 18:47:41,735 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 18:47:41,736 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 18:47:41,737 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 18:47:41,739 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 18:47:41,739 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 18:47:41,740 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 18:47:41,742 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 18:47:41,744 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 18:47:41,746 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 18:47:41,747 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 18:47:41,748 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 18:47:41,751 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 18:47:41,751 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 18:47:41,751 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 18:47:41,753 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 18:47:41,754 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 18:47:41,754 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 18:47:41,755 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 18:47:41,756 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 18:47:41,757 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 18:47:41,757 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 18:47:41,758 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 18:47:41,758 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 18:47:41,759 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 18:47:41,760 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 18:47:41,760 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf [2018-11-07 18:47:41,776 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 18:47:41,777 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 18:47:41,778 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 18:47:41,778 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 18:47:41,778 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 18:47:41,778 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 18:47:41,778 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-07 18:47:41,779 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 18:47:41,779 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 18:47:41,779 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 18:47:41,779 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 18:47:41,779 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 18:47:41,779 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 18:47:41,780 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 18:47:41,780 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 18:47:41,781 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 18:47:41,781 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 18:47:41,781 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 18:47:41,781 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 18:47:41,781 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 18:47:41,781 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 18:47:41,782 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 18:47:41,782 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 18:47:41,782 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 18:47:41,782 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 18:47:41,782 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 18:47:41,783 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 18:47:41,783 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 18:47:41,783 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 18:47:41,783 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 18:47:41,783 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 18:47:41,784 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 18:47:41,784 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 18:47:41,784 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 18:47:41,784 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 18:47:41,827 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 18:47:41,843 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 18:47:41,846 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 18:47:41,848 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 18:47:41,848 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 18:47:41,849 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c [2018-11-07 18:47:41,916 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a133714c8/50d7a081e476448aa4a94fb86404e1d7/FLAG5fd440124 [2018-11-07 18:47:42,404 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 18:47:42,405 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c [2018-11-07 18:47:42,417 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a133714c8/50d7a081e476448aa4a94fb86404e1d7/FLAG5fd440124 [2018-11-07 18:47:42,436 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a133714c8/50d7a081e476448aa4a94fb86404e1d7 [2018-11-07 18:47:42,450 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 18:47:42,452 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 18:47:42,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 18:47:42,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 18:47:42,457 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 18:47:42,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:47:42" (1/1) ... [2018-11-07 18:47:42,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a1b1032 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 18:47:42,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:47:42" (1/1) ... [2018-11-07 18:47:42,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 18:47:42,535 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 18:47:43,043 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 18:47:43,048 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 18:47:43,175 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 18:47:43,194 INFO L193 MainTranslator]: Completed translation [2018-11-07 18:47:43,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:47:43 WrapperNode [2018-11-07 18:47:43,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 18:47:43,195 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 18:47:43,206 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 18:47:43,234 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 18:47:43,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 18:47:43,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 18:47:43,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 18:47:43,336 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 18:47:43,346 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 18:47:43,346 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 18:47:43,350 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 18:47:43,350 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 18:47:43,387 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 18:47:43,404 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 18:47:43,410 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 18:47:43,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 18:47:43,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 18:47:43,425 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 18:47:43,426 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 18:47:43,428 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 18:47:43,499 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 18:47:43,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 18:47:43,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 18:47:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 18:47:43,500 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 18:47:43,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 18:47:43,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 18:47:43,501 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 18:47:43,501 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 18:47:47,010 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 18:47:47,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:47:47 BoogieIcfgContainer [2018-11-07 18:47:47,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 18:47:47,018 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 18:47:47,018 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 18:47:47,022 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 18:47:47,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:47:42" (1/3) ... [2018-11-07 18:47:47,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b1a4324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:47:47, skipping insertion in model container [2018-11-07 18:47:47,024 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 18:47:47,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b1a4324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:47:47, skipping insertion in model container [2018-11-07 18:47:47,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:47:47" (3/3) ... [2018-11-07 18:47:47,029 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label54_true-unreach-call_false-termination.c [2018-11-07 18:47:47,039 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 18:47:47,050 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 18:47:47,064 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 18:47:47,102 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 18:47:47,102 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 18:47:47,102 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 18:47:47,102 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 18:47:47,103 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 18:47:47,103 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 18:47:47,103 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 18:47:47,103 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 18:47:47,130 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-07 18:47:47,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-07 18:47:47,144 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:47,146 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] [2018-11-07 18:47:47,148 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:47,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:47,153 INFO L82 PathProgramCache]: Analyzing trace with hash -410796504, now seen corresponding path program 1 times [2018-11-07 18:47:47,155 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:47,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:47,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:47,209 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:47,209 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:47,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:47,735 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 18:47:47,838 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 18:47:47,840 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:47,841 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 18:47:47,841 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:47,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 18:47:47,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 18:47:47,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:47:47,868 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-07 18:47:49,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:49,288 INFO L93 Difference]: Finished difference Result 621 states and 1059 transitions. [2018-11-07 18:47:49,292 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 18:47:49,293 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2018-11-07 18:47:49,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:49,312 INFO L225 Difference]: With dead ends: 621 [2018-11-07 18:47:49,312 INFO L226 Difference]: Without dead ends: 382 [2018-11-07 18:47:49,319 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:47:49,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-11-07 18:47:49,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2018-11-07 18:47:49,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-11-07 18:47:49,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 608 transitions. [2018-11-07 18:47:49,409 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 608 transitions. Word has length 108 [2018-11-07 18:47:49,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:49,410 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 608 transitions. [2018-11-07 18:47:49,411 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 18:47:49,412 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 608 transitions. [2018-11-07 18:47:49,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-07 18:47:49,420 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:49,424 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] [2018-11-07 18:47:49,425 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:49,425 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:49,425 INFO L82 PathProgramCache]: Analyzing trace with hash 842519989, now seen corresponding path program 1 times [2018-11-07 18:47:49,425 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:49,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:49,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:49,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:49,430 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:49,702 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 18:47:49,702 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:49,703 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 18:47:49,703 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:49,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 18:47:49,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 18:47:49,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:47:49,707 INFO L87 Difference]: Start difference. First operand 382 states and 608 transitions. Second operand 3 states. [2018-11-07 18:47:50,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:50,909 INFO L93 Difference]: Finished difference Result 1049 states and 1735 transitions. [2018-11-07 18:47:50,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 18:47:50,912 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2018-11-07 18:47:50,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:50,920 INFO L225 Difference]: With dead ends: 1049 [2018-11-07 18:47:50,920 INFO L226 Difference]: Without dead ends: 673 [2018-11-07 18:47:50,924 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:47:50,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2018-11-07 18:47:50,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 673. [2018-11-07 18:47:50,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 673 states. [2018-11-07 18:47:50,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 1035 transitions. [2018-11-07 18:47:50,971 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 1035 transitions. Word has length 117 [2018-11-07 18:47:50,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:50,972 INFO L480 AbstractCegarLoop]: Abstraction has 673 states and 1035 transitions. [2018-11-07 18:47:50,972 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 18:47:50,972 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1035 transitions. [2018-11-07 18:47:50,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-07 18:47:50,980 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:50,981 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] [2018-11-07 18:47:50,981 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:50,981 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:50,982 INFO L82 PathProgramCache]: Analyzing trace with hash -821181838, now seen corresponding path program 1 times [2018-11-07 18:47:50,982 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:50,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:50,984 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:50,984 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:50,985 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:51,199 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 18:47:51,199 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:51,200 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 18:47:51,200 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:51,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 18:47:51,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 18:47:51,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 18:47:51,201 INFO L87 Difference]: Start difference. First operand 673 states and 1035 transitions. Second operand 6 states. [2018-11-07 18:47:53,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:53,598 INFO L93 Difference]: Finished difference Result 2200 states and 3543 transitions. [2018-11-07 18:47:53,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 18:47:53,603 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 131 [2018-11-07 18:47:53,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:53,621 INFO L225 Difference]: With dead ends: 2200 [2018-11-07 18:47:53,621 INFO L226 Difference]: Without dead ends: 1533 [2018-11-07 18:47:53,626 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 18:47:53,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1533 states. [2018-11-07 18:47:53,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1533 to 1502. [2018-11-07 18:47:53,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1502 states. [2018-11-07 18:47:53,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 2214 transitions. [2018-11-07 18:47:53,708 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 2214 transitions. Word has length 131 [2018-11-07 18:47:53,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:53,709 INFO L480 AbstractCegarLoop]: Abstraction has 1502 states and 2214 transitions. [2018-11-07 18:47:53,709 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 18:47:53,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2214 transitions. [2018-11-07 18:47:53,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-07 18:47:53,714 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:53,715 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:47:53,715 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:53,715 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:53,716 INFO L82 PathProgramCache]: Analyzing trace with hash -873096346, now seen corresponding path program 1 times [2018-11-07 18:47:53,716 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:53,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:53,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:53,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:53,717 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:53,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:53,899 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:53,899 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:47:53,899 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 18:47:53,899 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:53,900 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 18:47:53,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 18:47:53,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 18:47:53,901 INFO L87 Difference]: Start difference. First operand 1502 states and 2214 transitions. Second operand 6 states. [2018-11-07 18:47:55,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:55,543 INFO L93 Difference]: Finished difference Result 3724 states and 5537 transitions. [2018-11-07 18:47:55,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 18:47:55,553 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 137 [2018-11-07 18:47:55,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:55,569 INFO L225 Difference]: With dead ends: 3724 [2018-11-07 18:47:55,570 INFO L226 Difference]: Without dead ends: 2228 [2018-11-07 18:47:55,577 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 18:47:55,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2228 states. [2018-11-07 18:47:55,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2228 to 2187. [2018-11-07 18:47:55,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2187 states. [2018-11-07 18:47:55,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 2187 states and 3040 transitions. [2018-11-07 18:47:55,652 INFO L78 Accepts]: Start accepts. Automaton has 2187 states and 3040 transitions. Word has length 137 [2018-11-07 18:47:55,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:55,653 INFO L480 AbstractCegarLoop]: Abstraction has 2187 states and 3040 transitions. [2018-11-07 18:47:55,654 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 18:47:55,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 3040 transitions. [2018-11-07 18:47:55,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-07 18:47:55,662 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:55,662 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:47:55,663 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:55,663 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:55,663 INFO L82 PathProgramCache]: Analyzing trace with hash -59817223, now seen corresponding path program 1 times [2018-11-07 18:47:55,663 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:55,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:55,664 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:55,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:55,665 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:55,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:55,995 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4 [2018-11-07 18:47:56,081 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:56,082 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:47:56,082 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:47:56,083 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 146 with the following transitions: [2018-11-07 18:47:56,085 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], [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], [535], [537], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 18:47:56,133 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:47:56,134 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:47:57,730 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 18:47:57,732 INFO L272 AbstractInterpreter]: Visited 113 different actions 335 times. Merged at 7 different actions 20 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-07 18:47:57,780 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:57,783 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 18:47:57,784 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:47:57,784 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 18:47:57,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:57,803 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 18:47:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:57,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 18:47:58,161 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 18:47:58,162 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 18:47:58,669 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 18:47:58,708 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:47:58,708 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [9] total 10 [2018-11-07 18:47:58,709 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:58,710 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 18:47:58,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 18:47:58,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-07 18:47:58,711 INFO L87 Difference]: Start difference. First operand 2187 states and 3040 transitions. Second operand 3 states. [2018-11-07 18:48:00,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:48:00,723 INFO L93 Difference]: Finished difference Result 6123 states and 8727 transitions. [2018-11-07 18:48:00,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 18:48:00,724 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2018-11-07 18:48:00,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:48:00,734 INFO L225 Difference]: With dead ends: 6123 [2018-11-07 18:48:00,735 INFO L226 Difference]: Without dead ends: 1841 [2018-11-07 18:48:00,751 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 290 SyntacticMatches, 3 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-07 18:48:00,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2018-11-07 18:48:00,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1824. [2018-11-07 18:48:00,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1824 states. [2018-11-07 18:48:00,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 1824 states and 2358 transitions. [2018-11-07 18:48:00,806 INFO L78 Accepts]: Start accepts. Automaton has 1824 states and 2358 transitions. Word has length 145 [2018-11-07 18:48:00,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:48:00,808 INFO L480 AbstractCegarLoop]: Abstraction has 1824 states and 2358 transitions. [2018-11-07 18:48:00,808 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 18:48:00,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2358 transitions. [2018-11-07 18:48:00,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-07 18:48:00,814 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:48:00,814 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:48:00,815 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:48:00,815 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:00,815 INFO L82 PathProgramCache]: Analyzing trace with hash 1067177887, now seen corresponding path program 1 times [2018-11-07 18:48:00,816 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:48:00,816 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:00,817 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:48:00,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:00,817 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:48:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:48:01,018 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 38 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:48:01,018 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:48:01,018 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:48:01,019 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 152 with the following transitions: [2018-11-07 18:48:01,019 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [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], [535], [537], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 18:48:01,026 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:48:01,026 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:48:01,358 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:48:01,358 INFO L272 AbstractInterpreter]: Visited 109 different actions 109 times. Never merged. Never widened. Never found a fixpoint. Largest state had 38 variables. [2018-11-07 18:48:01,393 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:01,393 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:48:01,852 INFO L227 lantSequenceWeakener]: Weakened 129 states. On average, predicates are now at 80.99% of their original sizes. [2018-11-07 18:48:01,852 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:48:03,030 INFO L415 sIntCurrentIteration]: We unified 150 AI predicates to 150 [2018-11-07 18:48:03,031 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:48:03,031 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:48:03,032 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [9] total 20 [2018-11-07 18:48:03,032 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:48:03,032 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-07 18:48:03,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-07 18:48:03,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2018-11-07 18:48:03,033 INFO L87 Difference]: Start difference. First operand 1824 states and 2358 transitions. Second operand 13 states. [2018-11-07 18:48:14,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:48:14,770 INFO L93 Difference]: Finished difference Result 3942 states and 5073 transitions. [2018-11-07 18:48:14,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-07 18:48:14,770 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 151 [2018-11-07 18:48:14,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:48:14,781 INFO L225 Difference]: With dead ends: 3942 [2018-11-07 18:48:14,781 INFO L226 Difference]: Without dead ends: 2124 [2018-11-07 18:48:14,786 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 161 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=152, Invalid=400, Unknown=0, NotChecked=0, Total=552 [2018-11-07 18:48:14,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2124 states. [2018-11-07 18:48:14,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2124 to 1971. [2018-11-07 18:48:14,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1971 states. [2018-11-07 18:48:14,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1971 states and 2516 transitions. [2018-11-07 18:48:14,831 INFO L78 Accepts]: Start accepts. Automaton has 1971 states and 2516 transitions. Word has length 151 [2018-11-07 18:48:14,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:48:14,831 INFO L480 AbstractCegarLoop]: Abstraction has 1971 states and 2516 transitions. [2018-11-07 18:48:14,831 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-07 18:48:14,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 2516 transitions. [2018-11-07 18:48:14,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-07 18:48:14,837 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:48:14,837 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:48:14,838 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:48:14,838 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:14,838 INFO L82 PathProgramCache]: Analyzing trace with hash -1348445523, now seen corresponding path program 1 times [2018-11-07 18:48:14,838 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:48:14,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:14,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:48:14,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:14,840 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:48:14,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:48:14,978 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 49 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:48:14,979 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:48:14,979 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:48:14,979 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 152 with the following transitions: [2018-11-07 18:48:14,980 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [99], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [535], [537], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 18:48:14,984 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:48:14,984 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:48:15,679 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 18:48:15,679 INFO L272 AbstractInterpreter]: Visited 113 different actions 335 times. Merged at 7 different actions 20 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-07 18:48:15,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:15,687 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 18:48:15,687 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:48:15,687 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 18:48:15,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:48:15,701 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 18:48:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:48:15,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 18:48:15,854 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 18:48:15,854 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 18:48:16,091 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 18:48:16,111 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:48:16,112 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 8 [2018-11-07 18:48:16,112 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:48:16,112 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 18:48:16,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 18:48:16,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-07 18:48:16,113 INFO L87 Difference]: Start difference. First operand 1971 states and 2516 transitions. Second operand 3 states. [2018-11-07 18:48:17,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:48:17,410 INFO L93 Difference]: Finished difference Result 4995 states and 6561 transitions. [2018-11-07 18:48:17,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 18:48:17,410 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 151 [2018-11-07 18:48:17,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:48:17,429 INFO L225 Difference]: With dead ends: 4995 [2018-11-07 18:48:17,429 INFO L226 Difference]: Without dead ends: 3030 [2018-11-07 18:48:17,435 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-07 18:48:17,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3030 states. [2018-11-07 18:48:17,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3030 to 3028. [2018-11-07 18:48:17,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3028 states. [2018-11-07 18:48:17,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 3028 states and 3722 transitions. [2018-11-07 18:48:17,506 INFO L78 Accepts]: Start accepts. Automaton has 3028 states and 3722 transitions. Word has length 151 [2018-11-07 18:48:17,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:48:17,507 INFO L480 AbstractCegarLoop]: Abstraction has 3028 states and 3722 transitions. [2018-11-07 18:48:17,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 18:48:17,507 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 3722 transitions. [2018-11-07 18:48:17,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-07 18:48:17,514 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:48:17,515 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:48:17,515 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:48:17,515 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:17,515 INFO L82 PathProgramCache]: Analyzing trace with hash -1591993186, now seen corresponding path program 1 times [2018-11-07 18:48:17,516 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:48:17,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:17,518 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:48:17,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:48:17,518 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:48:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:48:17,824 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 50 proven. 17 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-07 18:48:17,825 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:48:17,825 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:48:17,825 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 162 with the following transitions: [2018-11-07 18:48:17,825 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [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], [535], [537], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 18:48:17,829 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:48:17,829 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:48:18,381 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:48:18,381 INFO L272 AbstractInterpreter]: Visited 113 different actions 338 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 18:48:18,383 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:48:18,383 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:48:18,711 INFO L227 lantSequenceWeakener]: Weakened 158 states. On average, predicates are now at 80.77% of their original sizes. [2018-11-07 18:48:18,711 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:48:19,089 INFO L415 sIntCurrentIteration]: We unified 160 AI predicates to 160 [2018-11-07 18:48:19,090 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:48:19,090 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:48:19,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [9] total 17 [2018-11-07 18:48:19,090 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:48:19,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-07 18:48:19,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-07 18:48:19,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-07 18:48:19,092 INFO L87 Difference]: Start difference. First operand 3028 states and 3722 transitions. Second operand 10 states. [2018-11-07 18:48:24,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:48:24,147 INFO L93 Difference]: Finished difference Result 6431 states and 7733 transitions. [2018-11-07 18:48:24,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-07 18:48:24,147 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 161 [2018-11-07 18:48:24,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:48:24,147 INFO L225 Difference]: With dead ends: 6431 [2018-11-07 18:48:24,148 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 18:48:24,161 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 168 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-11-07 18:48:24,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 18:48:24,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 18:48:24,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 18:48:24,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 18:48:24,163 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2018-11-07 18:48:24,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:48:24,163 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 18:48:24,163 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-07 18:48:24,163 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 18:48:24,163 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 18:48:24,168 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 18:48:24,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,360 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 49 [2018-11-07 18:48:24,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:48:24,621 WARN L179 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 43 [2018-11-07 18:48:25,470 WARN L179 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 49 [2018-11-07 18:48:25,728 WARN L179 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 77 [2018-11-07 18:48:26,606 WARN L179 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 77 [2018-11-07 18:48:26,903 WARN L179 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 98 [2018-11-07 18:48:27,190 WARN L179 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 95 [2018-11-07 18:48:27,195 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 18:48:27,195 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a25~0)| ~a25~0)) [2018-11-07 18:48:27,196 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 18:48:27,197 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,197 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,197 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,197 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,197 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,197 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-07 18:48:27,197 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-07 18:48:27,198 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-07 18:48:27,198 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-07 18:48:27,198 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-07 18:48:27,198 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-07 18:48:27,198 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-07 18:48:27,198 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-07 18:48:27,198 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-07 18:48:27,198 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-07 18:48:27,199 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-07 18:48:27,199 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-07 18:48:27,199 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-07 18:48:27,199 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,199 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,199 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,199 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,199 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,200 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-07 18:48:27,200 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-07 18:48:27,200 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-07 18:48:27,200 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-07 18:48:27,200 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-07 18:48:27,200 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-07 18:48:27,200 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-07 18:48:27,200 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-07 18:48:27,201 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-07 18:48:27,201 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-07 18:48:27,201 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-07 18:48:27,201 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-07 18:48:27,201 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-07 18:48:27,201 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-07 18:48:27,201 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-07 18:48:27,202 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-07 18:48:27,202 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,202 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,202 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,202 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,202 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,202 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-07 18:48:27,203 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-07 18:48:27,203 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-07 18:48:27,203 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-07 18:48:27,203 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-07 18:48:27,203 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-07 18:48:27,203 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-07 18:48:27,203 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-07 18:48:27,204 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-07 18:48:27,204 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-07 18:48:27,204 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-07 18:48:27,204 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,204 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,204 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,204 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,204 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,204 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-07 18:48:27,205 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-07 18:48:27,205 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-07 18:48:27,205 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-07 18:48:27,205 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-07 18:48:27,205 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-07 18:48:27,205 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-07 18:48:27,205 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-07 18:48:27,205 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-07 18:48:27,206 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-07 18:48:27,206 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-07 18:48:27,206 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-07 18:48:27,206 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-07 18:48:27,206 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,206 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,206 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,206 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,206 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,207 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-07 18:48:27,207 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-07 18:48:27,207 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-07 18:48:27,207 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-07 18:48:27,207 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-07 18:48:27,207 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-07 18:48:27,207 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-07 18:48:27,207 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-07 18:48:27,208 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-07 18:48:27,208 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-07 18:48:27,208 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-07 18:48:27,208 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-07 18:48:27,208 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-07 18:48:27,208 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-07 18:48:27,208 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-07 18:48:27,209 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-07 18:48:27,209 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,209 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,209 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,209 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,209 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,209 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-07 18:48:27,209 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-07 18:48:27,209 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,210 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-07 18:48:27,210 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-07 18:48:27,210 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-07 18:48:27,210 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,210 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,210 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-07 18:48:27,210 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-07 18:48:27,210 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-07 18:48:27,211 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-07 18:48:27,211 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-07 18:48:27,211 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-07 18:48:27,211 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-07 18:48:27,211 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-07 18:48:27,211 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-07 18:48:27,211 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-07 18:48:27,211 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-07 18:48:27,212 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,212 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,212 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,212 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,212 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,212 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,212 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-07 18:48:27,212 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-07 18:48:27,213 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-07 18:48:27,213 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-07 18:48:27,213 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-07 18:48:27,213 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-07 18:48:27,213 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-07 18:48:27,213 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-07 18:48:27,213 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-07 18:48:27,213 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-07 18:48:27,213 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-07 18:48:27,214 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 475) no Hoare annotation was computed. [2018-11-07 18:48:27,214 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,214 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,214 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,214 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,214 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,215 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,215 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-07 18:48:27,215 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-07 18:48:27,215 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-07 18:48:27,215 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-07 18:48:27,215 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-07 18:48:27,215 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-07 18:48:27,215 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-07 18:48:27,215 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-07 18:48:27,216 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-07 18:48:27,216 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-07 18:48:27,216 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-07 18:48:27,216 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-07 18:48:27,216 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-07 18:48:27,216 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-07 18:48:27,216 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,216 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,217 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,217 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,217 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse2 (= |old(~a28~0)| ~a28~0)) (.cse4 (= |old(~a25~0)| ~a25~0)) (.cse5 (not (= ~a11~0 1)))) (let ((.cse10 (< 7 |old(~a28~0)|)) (.cse3 (= 1 ~a19~0)) (.cse6 (and .cse2 .cse4 .cse5)) (.cse11 (= 11 |old(~a28~0)|)) (.cse0 (= 1 |old(~a11~0)|)) (.cse8 (<= ~a17~0 7)) (.cse9 (< 7 |old(~a17~0)|)) (.cse7 (= 1 |old(~a25~0)|)) (.cse1 (not (= 1 |old(~a19~0)|)))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5)) (or .cse0 .cse6 .cse7) (or .cse0 .cse8 .cse1 .cse9) (or .cse10 .cse7 (and .cse2 .cse4)) (or .cse1 .cse11 .cse9 .cse3) (or .cse1 (and .cse2 .cse8 .cse3 .cse4) .cse9 .cse7) (or .cse10 .cse1 (and .cse2 .cse3 .cse4)) (or (and .cse2 .cse8 .cse4) .cse11 .cse9) (or .cse0 .cse6 .cse11) (or .cse0 .cse8 .cse9 .cse7) (or (< 6 |calculate_output_#in~input|) (not (= 1 ~a21~0)) (< 1 |old(~a11~0)|) (and .cse4 (<= 0 ~a11~0) .cse2 (<= ~a11~0 1) (= ~a17~0 8) (= ~a19~0 1)) (< |old(~a25~0)| 0) (< |old(~a28~0)| 7) (< 10 |old(~a28~0)|) (< |old(~a11~0)| 0) .cse1 (< 1 |old(~a25~0)|) (not (= 8 |old(~a17~0)|)) (< |calculate_output_#in~input| 1))))) [2018-11-07 18:48:27,217 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,217 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,218 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-07 18:48:27,218 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-07 18:48:27,218 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-07 18:48:27,218 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-07 18:48:27,218 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-07 18:48:27,218 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-07 18:48:27,218 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-07 18:48:27,218 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-07 18:48:27,218 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-07 18:48:27,219 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-07 18:48:27,219 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-07 18:48:27,219 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-07 18:48:27,219 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-07 18:48:27,219 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,219 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,219 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,219 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,220 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,220 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,220 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-07 18:48:27,220 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-07 18:48:27,220 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-07 18:48:27,220 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-07 18:48:27,220 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-07 18:48:27,220 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-07 18:48:27,220 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-07 18:48:27,221 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-07 18:48:27,221 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-07 18:48:27,221 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-07 18:48:27,221 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-07 18:48:27,221 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-07 18:48:27,221 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-07 18:48:27,221 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-07 18:48:27,221 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-07 18:48:27,222 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-11-07 18:48:27,222 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,222 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,222 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,222 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,222 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:48:27,222 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-07 18:48:27,222 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-07 18:48:27,222 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-07 18:48:27,223 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-07 18:48:27,223 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-07 18:48:27,223 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-07 18:48:27,223 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-07 18:48:27,223 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-07 18:48:27,223 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-07 18:48:27,223 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-07 18:48:27,223 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-07 18:48:27,223 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-07 18:48:27,224 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-07 18:48:27,224 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-07 18:48:27,224 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-07 18:48:27,224 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-07 18:48:27,224 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-07 18:48:27,224 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-07 18:48:27,224 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-07 18:48:27,224 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 18:48:27,225 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~z~0 26) (= ~c~0 3) (= ~a21~0 1) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a~0 1) (= ~a19~0 1) (= ~a28~0 7)) [2018-11-07 18:48:27,225 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 18:48:27,225 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 18:48:27,225 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (and (= ~a11~0 0) (= ~a25~0 0) (= ~a19~0 1) (= |old(~a28~0)| ~a28~0) (= ~a17~0 8)) (not (= |old(~a11~0)| 0)) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-11-07 18:48:27,225 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-07 18:48:27,226 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse3 (<= ~a17~0 7)) (.cse1 (not (= ~a28~0 11))) (.cse2 (not (= ~a25~0 1))) (.cse5 (<= ~a28~0 7)) (.cse4 (= 1 ~a19~0)) (.cse0 (not (= ~a11~0 1)))) (or (and .cse0 .cse1) (and .cse2 .cse0) (not (= |old(~a11~0)| 0)) (and .cse3 .cse2 .cse4) (not (= ~v~0 22)) (not (= ~u~0 21)) (and .cse3 .cse1) (and .cse5 .cse2) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (not (= |old(~a25~0)| 0)) (and (<= 0 ~a25~0) (<= ~a28~0 10) (= ~a17~0 8) (= ~a19~0 1) (<= ~a25~0 1)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (and .cse5 .cse4) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23)) (and .cse4 .cse0))) [2018-11-07 18:48:27,226 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-07 18:48:27,226 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-07 18:48:27,226 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse3 (<= ~a17~0 7)) (.cse1 (not (= ~a28~0 11))) (.cse2 (not (= ~a25~0 1))) (.cse5 (<= ~a28~0 7)) (.cse4 (= 1 ~a19~0)) (.cse0 (not (= ~a11~0 1)))) (or (and (<= 1 main_~input~0) (<= main_~input~0 6) (<= ~a28~0 10) (<= ~a25~0 1) (<= 0 ~a25~0) (= ~a17~0 8) (= ~a19~0 1)) (and .cse0 .cse1) (and .cse2 .cse0) (not (= |old(~a11~0)| 0)) (and .cse3 .cse2 .cse4) (not (= ~v~0 22)) (not (= ~u~0 21)) (and .cse3 .cse1) (and .cse5 .cse2) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (and .cse5 .cse4) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23)) (and .cse4 .cse0))) [2018-11-07 18:48:27,227 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-07 18:48:27,227 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-07 18:48:27,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 06:48:27 BoogieIcfgContainer [2018-11-07 18:48:27,241 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 18:48:27,242 INFO L168 Benchmark]: Toolchain (without parser) took 44790.94 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 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-11-07 18:48:27,243 INFO L168 Benchmark]: CDTParser took 0.26 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 18:48:27,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 741.95 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:27,244 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.11 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -831.6 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:27,245 INFO L168 Benchmark]: Boogie Preprocessor took 89.08 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:27,246 INFO L168 Benchmark]: RCFGBuilder took 3586.38 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 105.9 MB). Peak memory consumption was 105.9 MB. Max. memory is 7.1 GB. [2018-11-07 18:48:27,247 INFO L168 Benchmark]: TraceAbstraction took 40223.45 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 809.5 MB). Free memory was 2.1 GB in the beginning and 2.6 GB in the end (delta: -548.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-11-07 18:48:27,252 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 741.95 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 140.11 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 734.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -831.6 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.08 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3586.38 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 105.9 MB). Peak memory consumption was 105.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 40223.45 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 809.5 MB). Free memory was 2.1 GB in the beginning and 2.6 GB in the end (delta: -548.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 475]: 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: ((((((((((((((((((((((((!(a11 == 1) && !(a28 == 11)) || (!(a25 == 1) && !(a11 == 1))) || !(\old(a11) == 0)) || ((a17 <= 7 && !(a25 == 1)) && 1 == a19)) || !(v == 22)) || !(u == 21)) || (a17 <= 7 && !(a28 == 11))) || (a28 <= 7 && !(a25 == 1))) || !(a21 == 1)) || !(y == 25)) || !(3 == c)) || !(\old(a25) == 0)) || ((((0 <= a25 && a28 <= 10) && a17 == 8) && a19 == 1) && a25 <= 1)) || !(\old(a28) == 7)) || !(a == 1)) || !(26 == z)) || !(1 == \old(a19))) || !(x == 24)) || !(8 == \old(a17))) || (a28 <= 7 && 1 == a19)) || !(e == 5)) || !(d == 4)) || !(6 == f)) || !(w == 23)) || (1 == a19 && !(a11 == 1)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 40.1s OverallTime, 8 OverallIterations, 4 TraceHistogramMax, 26.9s AutomataDifference, 0.0s DeadEndRemovalTime, 3.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1278 SDtfs, 3784 SDslu, 700 SDs, 0 SdLazy, 4525 SolverSat, 995 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.6s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 966 GetRequests, 891 SyntacticMatches, 7 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3028occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.3s AbstIntTime, 4 AbstIntIterations, 2 AbstIntStrong, 0.9969215515325577 AbsIntWeakeningRatio, 0.23225806451612904 AbsIntAvgWeakeningVarsNumRemoved, 22.36774193548387 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 244 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 108 PreInvPairs, 179 NumberOfFragments, 685 HoareAnnotationTreeSize, 108 FomulaSimplifications, 4462 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2286 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 1397 NumberOfCodeBlocks, 1397 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1681 ConstructedInterpolants, 0 QuantifiedInterpolants, 587214 SizeOfPredicates, 4 NumberOfNonLiveVariables, 805 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 412/458 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...