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_label33_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 18:46:01,495 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 18:46:01,498 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 18:46:01,514 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 18:46:01,514 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 18:46:01,516 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 18:46:01,517 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 18:46:01,519 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 18:46:01,523 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 18:46:01,523 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 18:46:01,527 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 18:46:01,527 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 18:46:01,528 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 18:46:01,531 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 18:46:01,533 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 18:46:01,534 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 18:46:01,535 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 18:46:01,539 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 18:46:01,541 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 18:46:01,545 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 18:46:01,546 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 18:46:01,547 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 18:46:01,550 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 18:46:01,550 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 18:46:01,550 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 18:46:01,553 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 18:46:01,554 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 18:46:01,555 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 18:46:01,556 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 18:46:01,559 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 18:46:01,559 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 18:46:01,560 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 18:46:01,560 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 18:46:01,560 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 18:46:01,562 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 18:46:01,562 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 18:46:01,563 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 18:46:01,587 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 18:46:01,588 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 18:46:01,588 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 18:46:01,588 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 18:46:01,589 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 18:46:01,589 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 18:46:01,589 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-07 18:46:01,589 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 18:46:01,590 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 18:46:01,590 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 18:46:01,590 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 18:46:01,590 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 18:46:01,590 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 18:46:01,591 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 18:46:01,591 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 18:46:01,591 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 18:46:01,591 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 18:46:01,593 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 18:46:01,593 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 18:46:01,593 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 18:46:01,593 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 18:46:01,593 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 18:46:01,594 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 18:46:01,594 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 18:46:01,594 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 18:46:01,594 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 18:46:01,594 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 18:46:01,595 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 18:46:01,595 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 18:46:01,595 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 18:46:01,595 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 18:46:01,596 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 18:46:01,596 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 18:46:01,596 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 18:46:01,596 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 18:46:01,640 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 18:46:01,655 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 18:46:01,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 18:46:01,660 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 18:46:01,661 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 18:46:01,662 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label33_true-unreach-call_false-termination.c [2018-11-07 18:46:01,729 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a1c85621/f3691ea76cdd41178d179af75cf3387e/FLAGbb061b05e [2018-11-07 18:46:02,285 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 18:46:02,285 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label33_true-unreach-call_false-termination.c [2018-11-07 18:46:02,308 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a1c85621/f3691ea76cdd41178d179af75cf3387e/FLAGbb061b05e [2018-11-07 18:46:02,324 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a1c85621/f3691ea76cdd41178d179af75cf3387e [2018-11-07 18:46:02,336 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 18:46:02,337 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 18:46:02,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 18:46:02,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 18:46:02,345 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 18:46:02,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:46:02" (1/1) ... [2018-11-07 18:46:02,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56927dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:46:02, skipping insertion in model container [2018-11-07 18:46:02,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:46:02" (1/1) ... [2018-11-07 18:46:02,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 18:46:02,432 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 18:46:02,891 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 18:46:02,895 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 18:46:03,084 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 18:46:03,109 INFO L193 MainTranslator]: Completed translation [2018-11-07 18:46:03,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:46:03 WrapperNode [2018-11-07 18:46:03,110 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 18:46:03,111 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 18:46:03,111 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 18:46:03,111 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 18:46:03,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:46:03" (1/1) ... [2018-11-07 18:46:03,141 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:46:03" (1/1) ... [2018-11-07 18:46:03,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 18:46:03,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 18:46:03,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 18:46:03,240 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 18:46:03,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:46:03" (1/1) ... [2018-11-07 18:46:03,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:46:03" (1/1) ... [2018-11-07 18:46:03,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:46:03" (1/1) ... [2018-11-07 18:46:03,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:46:03" (1/1) ... [2018-11-07 18:46:03,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:46:03" (1/1) ... [2018-11-07 18:46:03,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:46:03" (1/1) ... [2018-11-07 18:46:03,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:46:03" (1/1) ... [2018-11-07 18:46:03,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 18:46:03,361 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 18:46:03,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 18:46:03,361 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 18:46:03,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:46:03" (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 18:46:03,433 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 18:46:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 18:46:03,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 18:46:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 18:46:03,434 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 18:46:03,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 18:46:03,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 18:46:03,436 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 18:46:03,436 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 18:46:06,765 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 18:46:06,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:46:06 BoogieIcfgContainer [2018-11-07 18:46:06,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 18:46:06,770 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 18:46:06,771 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 18:46:06,774 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 18:46:06,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:46:02" (1/3) ... [2018-11-07 18:46:06,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1adeec4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:46:06, skipping insertion in model container [2018-11-07 18:46:06,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:46:03" (2/3) ... [2018-11-07 18:46:06,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1adeec4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:46:06, skipping insertion in model container [2018-11-07 18:46:06,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:46:06" (3/3) ... [2018-11-07 18:46:06,779 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label33_true-unreach-call_false-termination.c [2018-11-07 18:46:06,789 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 18:46:06,798 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 18:46:06,815 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 18:46:06,852 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 18:46:06,852 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 18:46:06,852 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 18:46:06,853 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 18:46:06,853 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 18:46:06,853 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 18:46:06,853 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 18:46:06,853 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 18:46:06,880 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-07 18:46:06,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-07 18:46:06,898 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:46:06,899 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:46:06,902 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:46:06,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:46:06,908 INFO L82 PathProgramCache]: Analyzing trace with hash 928371784, now seen corresponding path program 1 times [2018-11-07 18:46:06,911 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:46:06,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:46:06,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:46:06,963 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:46:06,963 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:46:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:46:07,677 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 18:46:07,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:46:07,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 18:46:07,680 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:46:07,690 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 18:46:07,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 18:46:07,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 18:46:07,714 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-07 18:46:09,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:46:09,672 INFO L93 Difference]: Finished difference Result 621 states and 1060 transitions. [2018-11-07 18:46:09,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 18:46:09,675 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2018-11-07 18:46:09,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:46:09,697 INFO L225 Difference]: With dead ends: 621 [2018-11-07 18:46:09,698 INFO L226 Difference]: Without dead ends: 382 [2018-11-07 18:46:09,705 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 18:46:09,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-11-07 18:46:09,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 381. [2018-11-07 18:46:09,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-11-07 18:46:09,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 637 transitions. [2018-11-07 18:46:09,793 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 637 transitions. Word has length 148 [2018-11-07 18:46:09,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:46:09,796 INFO L480 AbstractCegarLoop]: Abstraction has 381 states and 637 transitions. [2018-11-07 18:46:09,796 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 18:46:09,796 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 637 transitions. [2018-11-07 18:46:09,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-07 18:46:09,812 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:46:09,815 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:46:09,815 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:46:09,816 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:46:09,816 INFO L82 PathProgramCache]: Analyzing trace with hash -1776379179, now seen corresponding path program 1 times [2018-11-07 18:46:09,816 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:46:09,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:46:09,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:46:09,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:46:09,818 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:46:09,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:46:10,323 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 18:46:10,324 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:46:10,324 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-07 18:46:10,324 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:46:10,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-07 18:46:10,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-07 18:46:10,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:46:10,327 INFO L87 Difference]: Start difference. First operand 381 states and 637 transitions. Second operand 5 states. [2018-11-07 18:46:12,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:46:12,248 INFO L93 Difference]: Finished difference Result 901 states and 1555 transitions. [2018-11-07 18:46:12,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 18:46:12,248 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 157 [2018-11-07 18:46:12,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:46:12,252 INFO L225 Difference]: With dead ends: 901 [2018-11-07 18:46:12,253 INFO L226 Difference]: Without dead ends: 380 [2018-11-07 18:46:12,259 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-07 18:46:12,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-07 18:46:12,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-07 18:46:12,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-07 18:46:12,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 632 transitions. [2018-11-07 18:46:12,311 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 632 transitions. Word has length 157 [2018-11-07 18:46:12,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:46:12,312 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 632 transitions. [2018-11-07 18:46:12,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-07 18:46:12,312 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 632 transitions. [2018-11-07 18:46:12,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-07 18:46:12,316 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:46:12,316 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:46:12,317 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:46:12,317 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:46:12,317 INFO L82 PathProgramCache]: Analyzing trace with hash -1550055566, now seen corresponding path program 1 times [2018-11-07 18:46:12,317 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:46:12,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:46:12,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:46:12,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:46:12,319 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:46:12,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:46:12,566 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 18:46:12,693 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:46:12,693 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 18:46:12,693 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 18:46:12,694 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:46:12,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 18:46:12,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 18:46:12,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 18:46:12,695 INFO L87 Difference]: Start difference. First operand 380 states and 632 transitions. Second operand 6 states. [2018-11-07 18:46:15,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:46:15,283 INFO L93 Difference]: Finished difference Result 1184 states and 2066 transitions. [2018-11-07 18:46:15,284 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 18:46:15,285 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 182 [2018-11-07 18:46:15,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:46:15,294 INFO L225 Difference]: With dead ends: 1184 [2018-11-07 18:46:15,295 INFO L226 Difference]: Without dead ends: 810 [2018-11-07 18:46:15,299 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 18:46:15,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 810 states. [2018-11-07 18:46:15,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 810 to 800. [2018-11-07 18:46:15,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 800 states. [2018-11-07 18:46:15,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 800 states and 1274 transitions. [2018-11-07 18:46:15,351 INFO L78 Accepts]: Start accepts. Automaton has 800 states and 1274 transitions. Word has length 182 [2018-11-07 18:46:15,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:46:15,351 INFO L480 AbstractCegarLoop]: Abstraction has 800 states and 1274 transitions. [2018-11-07 18:46:15,351 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 18:46:15,351 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1274 transitions. [2018-11-07 18:46:15,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-07 18:46:15,356 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:46:15,356 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:46:15,356 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:46:15,357 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:46:15,357 INFO L82 PathProgramCache]: Analyzing trace with hash 1945419898, now seen corresponding path program 1 times [2018-11-07 18:46:15,357 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:46:15,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:46:15,359 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:46:15,359 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:46:15,359 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:46:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:46:15,696 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:46:15,696 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:46:15,696 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:46:15,697 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 184 with the following transitions: [2018-11-07 18:46:15,701 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [123], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [723], [731], [739], [747], [755], [763], [771], [779], [787], [795], [803], [811], [819], [827], [835], [843], [851], [855], [857], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 18:46:15,749 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:46:15,749 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:46:17,184 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:46:17,185 INFO L272 AbstractInterpreter]: Visited 151 different actions 298 times. Merged at 5 different actions 7 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-11-07 18:46:17,241 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:46:17,241 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:46:18,209 INFO L227 lantSequenceWeakener]: Weakened 58 states. On average, predicates are now at 83.33% of their original sizes. [2018-11-07 18:46:18,209 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:46:19,492 INFO L415 sIntCurrentIteration]: We unified 182 AI predicates to 182 [2018-11-07 18:46:19,493 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:46:19,494 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:46:19,494 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [7] total 17 [2018-11-07 18:46:19,494 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:46:19,495 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-07 18:46:19,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-07 18:46:19,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2018-11-07 18:46:19,496 INFO L87 Difference]: Start difference. First operand 800 states and 1274 transitions. Second operand 12 states. [2018-11-07 18:46:38,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:46:38,384 INFO L93 Difference]: Finished difference Result 2331 states and 3671 transitions. [2018-11-07 18:46:38,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-07 18:46:38,384 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 183 [2018-11-07 18:46:38,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:46:38,393 INFO L225 Difference]: With dead ends: 2331 [2018-11-07 18:46:38,393 INFO L226 Difference]: Without dead ends: 1537 [2018-11-07 18:46:38,397 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 191 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2018-11-07 18:46:38,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1537 states. [2018-11-07 18:46:38,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1537 to 1534. [2018-11-07 18:46:38,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1534 states. [2018-11-07 18:46:38,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1534 states and 2086 transitions. [2018-11-07 18:46:38,449 INFO L78 Accepts]: Start accepts. Automaton has 1534 states and 2086 transitions. Word has length 183 [2018-11-07 18:46:38,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:46:38,450 INFO L480 AbstractCegarLoop]: Abstraction has 1534 states and 2086 transitions. [2018-11-07 18:46:38,450 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-07 18:46:38,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 2086 transitions. [2018-11-07 18:46:38,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-07 18:46:38,457 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:46:38,457 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:46:38,458 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:46:38,458 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:46:38,458 INFO L82 PathProgramCache]: Analyzing trace with hash 2101954937, now seen corresponding path program 1 times [2018-11-07 18:46:38,458 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:46:38,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:46:38,459 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:46:38,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:46:38,460 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:46:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:46:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-07 18:46:38,635 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:46:38,635 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:46:38,635 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 194 with the following transitions: [2018-11-07 18:46:38,636 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [123], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [723], [731], [739], [747], [755], [763], [771], [779], [787], [795], [803], [811], [819], [827], [835], [843], [851], [855], [857], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 18:46:38,643 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:46:38,643 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:46:39,446 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:46:39,447 INFO L272 AbstractInterpreter]: Visited 152 different actions 458 times. Merged at 7 different actions 24 times. Never widened. Found 4 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-07 18:46:39,483 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:46:39,484 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:46:40,284 INFO L227 lantSequenceWeakener]: Weakened 84 states. On average, predicates are now at 82.57% of their original sizes. [2018-11-07 18:46:40,284 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:46:41,370 INFO L415 sIntCurrentIteration]: We unified 192 AI predicates to 192 [2018-11-07 18:46:41,370 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:46:41,371 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:46:41,371 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [8] total 20 [2018-11-07 18:46:41,371 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:46:41,371 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-07 18:46:41,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-07 18:46:41,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2018-11-07 18:46:41,372 INFO L87 Difference]: Start difference. First operand 1534 states and 2086 transitions. Second operand 14 states. [2018-11-07 18:47:00,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:00,359 INFO L93 Difference]: Finished difference Result 3227 states and 4624 transitions. [2018-11-07 18:47:00,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-07 18:47:00,359 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 193 [2018-11-07 18:47:00,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:00,370 INFO L225 Difference]: With dead ends: 3227 [2018-11-07 18:47:00,371 INFO L226 Difference]: Without dead ends: 2139 [2018-11-07 18:47:00,375 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 202 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=125, Invalid=427, Unknown=0, NotChecked=0, Total=552 [2018-11-07 18:47:00,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2139 states. [2018-11-07 18:47:00,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2139 to 2132. [2018-11-07 18:47:00,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2132 states. [2018-11-07 18:47:00,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 2132 states and 2797 transitions. [2018-11-07 18:47:00,444 INFO L78 Accepts]: Start accepts. Automaton has 2132 states and 2797 transitions. Word has length 193 [2018-11-07 18:47:00,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:00,445 INFO L480 AbstractCegarLoop]: Abstraction has 2132 states and 2797 transitions. [2018-11-07 18:47:00,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-07 18:47:00,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 2797 transitions. [2018-11-07 18:47:00,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-07 18:47:00,454 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:00,454 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:47:00,455 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:00,455 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:00,455 INFO L82 PathProgramCache]: Analyzing trace with hash 898227073, now seen corresponding path program 1 times [2018-11-07 18:47:00,455 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:00,456 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:00,456 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:00,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:00,457 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:00,635 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:00,635 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:47:00,637 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:47:00,637 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 198 with the following transitions: [2018-11-07 18:47:00,638 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [123], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [723], [731], [739], [747], [755], [763], [771], [779], [787], [795], [803], [811], [819], [827], [835], [843], [851], [855], [857], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 18:47:00,643 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:47:00,644 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:47:01,009 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 18:47:01,010 INFO L272 AbstractInterpreter]: Visited 152 different actions 309 times. Merged at 7 different actions 16 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-07 18:47:01,015 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:01,015 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 18:47:01,444 INFO L227 lantSequenceWeakener]: Weakened 58 states. On average, predicates are now at 83.33% of their original sizes. [2018-11-07 18:47:01,444 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 18:47:01,700 INFO L415 sIntCurrentIteration]: We unified 196 AI predicates to 196 [2018-11-07 18:47:01,700 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 18:47:01,701 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:47:01,701 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [6] total 16 [2018-11-07 18:47:01,701 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:01,702 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-07 18:47:01,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-07 18:47:01,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2018-11-07 18:47:01,702 INFO L87 Difference]: Start difference. First operand 2132 states and 2797 transitions. Second operand 12 states. [2018-11-07 18:47:12,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:12,204 INFO L93 Difference]: Finished difference Result 4187 states and 5754 transitions. [2018-11-07 18:47:12,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-11-07 18:47:12,204 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 197 [2018-11-07 18:47:12,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:12,217 INFO L225 Difference]: With dead ends: 4187 [2018-11-07 18:47:12,217 INFO L226 Difference]: Without dead ends: 2736 [2018-11-07 18:47:12,222 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 205 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=105, Invalid=315, Unknown=0, NotChecked=0, Total=420 [2018-11-07 18:47:12,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2736 states. [2018-11-07 18:47:12,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2736 to 2728. [2018-11-07 18:47:12,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2728 states. [2018-11-07 18:47:12,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2728 states and 3540 transitions. [2018-11-07 18:47:12,302 INFO L78 Accepts]: Start accepts. Automaton has 2728 states and 3540 transitions. Word has length 197 [2018-11-07 18:47:12,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:12,303 INFO L480 AbstractCegarLoop]: Abstraction has 2728 states and 3540 transitions. [2018-11-07 18:47:12,303 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-07 18:47:12,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3540 transitions. [2018-11-07 18:47:12,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-07 18:47:12,313 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:12,313 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 18:47:12,314 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:12,314 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:12,314 INFO L82 PathProgramCache]: Analyzing trace with hash -167546109, now seen corresponding path program 1 times [2018-11-07 18:47:12,314 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:12,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:12,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:12,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:12,315 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:12,573 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 18:47:12,932 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 85 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:12,933 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:47:12,933 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:47:12,933 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 220 with the following transitions: [2018-11-07 18:47:12,934 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [119], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [723], [731], [739], [747], [755], [763], [771], [779], [787], [795], [803], [811], [819], [827], [835], [843], [851], [855], [857], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 18:47:12,939 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:47:12,939 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:47:13,518 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 18:47:13,519 INFO L272 AbstractInterpreter]: Visited 154 different actions 459 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 18:47:13,530 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:13,531 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 18:47:13,531 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:47:13,532 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 18:47:13,543 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:13,543 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 18:47:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:13,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 18:47:14,260 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 100 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 18:47:14,260 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 18:47:14,735 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 100 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 18:47:14,757 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 18:47:14,757 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5] total 16 [2018-11-07 18:47:14,757 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 18:47:14,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-07 18:47:14,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-07 18:47:14,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2018-11-07 18:47:14,759 INFO L87 Difference]: Start difference. First operand 2728 states and 3540 transitions. Second operand 14 states. [2018-11-07 18:47:15,586 WARN L179 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-11-07 18:47:19,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:19,392 INFO L93 Difference]: Finished difference Result 6288 states and 8910 transitions. [2018-11-07 18:47:19,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-07 18:47:19,398 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 219 [2018-11-07 18:47:19,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:19,411 INFO L225 Difference]: With dead ends: 6288 [2018-11-07 18:47:19,411 INFO L226 Difference]: Without dead ends: 3114 [2018-11-07 18:47:19,423 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 484 GetRequests, 450 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=297, Invalid=825, Unknown=0, NotChecked=0, Total=1122 [2018-11-07 18:47:19,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3114 states. [2018-11-07 18:47:19,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3114 to 3042. [2018-11-07 18:47:19,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3042 states. [2018-11-07 18:47:19,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 3042 states and 3577 transitions. [2018-11-07 18:47:19,510 INFO L78 Accepts]: Start accepts. Automaton has 3042 states and 3577 transitions. Word has length 219 [2018-11-07 18:47:19,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:19,510 INFO L480 AbstractCegarLoop]: Abstraction has 3042 states and 3577 transitions. [2018-11-07 18:47:19,511 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-07 18:47:19,511 INFO L276 IsEmpty]: Start isEmpty. Operand 3042 states and 3577 transitions. [2018-11-07 18:47:19,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-07 18:47:19,523 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 18:47:19,524 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:47:19,524 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 18:47:19,524 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:19,525 INFO L82 PathProgramCache]: Analyzing trace with hash -1195916903, now seen corresponding path program 1 times [2018-11-07 18:47:19,525 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 18:47:19,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:19,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:19,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 18:47:19,527 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 18:47:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:19,915 WARN L179 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 8 [2018-11-07 18:47:20,018 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 18:47:20,018 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:47:20,018 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 18:47:20,019 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 236 with the following transitions: [2018-11-07 18:47:20,019 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [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], [324], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [723], [731], [739], [747], [755], [763], [771], [779], [787], [795], [803], [811], [819], [827], [835], [843], [851], [855], [857], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 18:47:20,024 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 18:47:20,024 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 18:47:20,994 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 18:47:20,995 INFO L272 AbstractInterpreter]: Visited 153 different actions 455 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 18:47:21,002 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 18:47:21,002 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 18:47:21,002 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 18:47:21,002 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 18:47:21,011 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 18:47:21,011 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 18:47:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 18:47:21,106 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 18:47:21,262 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 18:47:21,262 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 18:47:21,364 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 18:47:21,392 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-07 18:47:21,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-11-07 18:47:21,392 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 18:47:21,393 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 18:47:21,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 18:47:21,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-07 18:47:21,394 INFO L87 Difference]: Start difference. First operand 3042 states and 3577 transitions. Second operand 3 states. [2018-11-07 18:47:22,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 18:47:22,268 INFO L93 Difference]: Finished difference Result 4439 states and 5334 transitions. [2018-11-07 18:47:22,272 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 18:47:22,272 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 235 [2018-11-07 18:47:22,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 18:47:22,273 INFO L225 Difference]: With dead ends: 4439 [2018-11-07 18:47:22,273 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 18:47:22,282 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 475 GetRequests, 470 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-07 18:47:22,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 18:47:22,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 18:47:22,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 18:47:22,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 18:47:22,283 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 235 [2018-11-07 18:47:22,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 18:47:22,283 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 18:47:22,283 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 18:47:22,283 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 18:47:22,283 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 18:47:22,288 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 18:47:22,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:47:22,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:47:22,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:47:22,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:47:22,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:47:22,559 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 55 [2018-11-07 18:47:22,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:47:22,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:47:22,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:47:22,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 18:47:22,671 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 55 [2018-11-07 18:47:23,205 WARN L179 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2018-11-07 18:47:23,609 WARN L179 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 77 [2018-11-07 18:47:24,940 WARN L179 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 246 DAG size of output: 75 [2018-11-07 18:47:26,202 WARN L179 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 149 DAG size of output: 82 [2018-11-07 18:47:26,474 WARN L179 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 82 [2018-11-07 18:47:26,477 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 18:47:26,477 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a11~0)| ~a11~0) (= |old(~a17~0)| ~a17~0) (= ~a28~0 |old(~a28~0)|)) [2018-11-07 18:47:26,477 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 18:47:26,478 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,478 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,478 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,478 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,478 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,478 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-07 18:47:26,478 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-07 18:47:26,478 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-07 18:47:26,479 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-07 18:47:26,479 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-07 18:47:26,479 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-07 18:47:26,479 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-07 18:47:26,479 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-07 18:47:26,479 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-07 18:47:26,479 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-07 18:47:26,479 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-07 18:47:26,479 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-07 18:47:26,479 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-07 18:47:26,480 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,480 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,480 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,480 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,480 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,480 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-07 18:47:26,480 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-07 18:47:26,480 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-07 18:47:26,480 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-07 18:47:26,480 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-07 18:47:26,480 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-07 18:47:26,481 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-07 18:47:26,481 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-07 18:47:26,481 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-07 18:47:26,481 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-07 18:47:26,481 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-07 18:47:26,481 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-07 18:47:26,481 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-07 18:47:26,481 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-07 18:47:26,481 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-07 18:47:26,481 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-07 18:47:26,482 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,482 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,482 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,482 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,482 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,482 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-07 18:47:26,482 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-07 18:47:26,482 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-07 18:47:26,482 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-07 18:47:26,482 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-07 18:47:26,483 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-07 18:47:26,483 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-07 18:47:26,483 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-07 18:47:26,483 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-07 18:47:26,483 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-07 18:47:26,483 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-07 18:47:26,483 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,483 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,483 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,484 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,484 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,484 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-07 18:47:26,484 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-07 18:47:26,484 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-07 18:47:26,484 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-07 18:47:26,484 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-07 18:47:26,484 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-07 18:47:26,484 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-07 18:47:26,485 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-07 18:47:26,485 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-07 18:47:26,485 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-07 18:47:26,485 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-07 18:47:26,485 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-07 18:47:26,485 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-07 18:47:26,485 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,485 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,485 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,485 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,485 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,485 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-07 18:47:26,486 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-07 18:47:26,486 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-07 18:47:26,486 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-07 18:47:26,486 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-07 18:47:26,486 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-07 18:47:26,486 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-07 18:47:26,486 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-07 18:47:26,486 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-07 18:47:26,486 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-07 18:47:26,486 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-07 18:47:26,487 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-07 18:47:26,487 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-07 18:47:26,487 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-07 18:47:26,487 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-07 18:47:26,487 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-07 18:47:26,487 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,487 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,487 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,488 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,488 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,488 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-07 18:47:26,488 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-07 18:47:26,488 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,488 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-07 18:47:26,488 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-07 18:47:26,488 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-07 18:47:26,488 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,488 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,489 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-07 18:47:26,489 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-07 18:47:26,489 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-07 18:47:26,489 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-07 18:47:26,489 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-07 18:47:26,489 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-07 18:47:26,489 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-07 18:47:26,489 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-07 18:47:26,490 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-07 18:47:26,490 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-07 18:47:26,490 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-07 18:47:26,490 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,490 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,490 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,490 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,490 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,490 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,490 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-07 18:47:26,490 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-07 18:47:26,490 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-07 18:47:26,491 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-07 18:47:26,491 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-07 18:47:26,491 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-07 18:47:26,491 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-07 18:47:26,491 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-07 18:47:26,491 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-07 18:47:26,491 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-07 18:47:26,491 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-07 18:47:26,491 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,491 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,491 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,491 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,491 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,491 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,492 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-07 18:47:26,492 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-07 18:47:26,492 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-07 18:47:26,492 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-07 18:47:26,492 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-07 18:47:26,492 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-07 18:47:26,492 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-07 18:47:26,492 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-07 18:47:26,492 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-07 18:47:26,492 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-07 18:47:26,492 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-07 18:47:26,492 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-07 18:47:26,492 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-07 18:47:26,492 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-07 18:47:26,493 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,493 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,493 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2018-11-07 18:47:26,493 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,493 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,493 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse8 (= 1 |old(~a11~0)|)) (.cse13 (= |old(~a17~0)| ~a17~0)) (.cse14 (= ~a28~0 |old(~a28~0)|))) (let ((.cse5 (and (= |old(~a11~0)| ~a11~0) .cse13 .cse14)) (.cse2 (not (= |old(~a17~0)| 8))) (.cse3 (and .cse13 .cse14 (= ~a11~0 1))) (.cse1 (= 8 |old(~a28~0)|)) (.cse7 (< 7 |old(~a17~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse10 (not (= 1 |old(~a19~0)|))) (.cse6 (= 9 |old(~a28~0)|)) (.cse4 (not .cse8))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse7) (or .cse0 .cse8 .cse5 .cse2) (or (let ((.cse9 (= ~a19~0 1))) (or (and (= ~a25~0 0) .cse9) (and (<= 0 ~a25~0) .cse9 (<= ~a25~0 1) (<= 8 ~a28~0)))) (let ((.cse11 (not (= 0 |old(~a11~0)|))) (.cse12 (< 11 |old(~a28~0)|))) (and (or .cse0 .cse10 .cse11 .cse12 (< |old(~a28~0)| 7) (not (= 0 |old(~a25~0)|))) (or .cse0 (< |old(~a28~0)| 8) .cse10 (< 1 |old(~a25~0)|) .cse11 .cse12 (< |old(~a25~0)| 0)))) .cse2) (or .cse0 .cse3 .cse1 .cse4 .cse7) (or .cse0 (not (= 1 |old(~a25~0)|)) .cse10 (not (= 8 |old(~a17~0)|)) (and (= 1 ~a25~0) (= 1 ~a19~0)) (not .cse6) .cse4)))) [2018-11-07 18:47:26,494 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,494 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,494 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-07 18:47:26,494 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-07 18:47:26,494 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-07 18:47:26,494 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-07 18:47:26,494 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-07 18:47:26,494 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-07 18:47:26,494 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-07 18:47:26,495 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-07 18:47:26,495 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-07 18:47:26,495 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-07 18:47:26,495 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-07 18:47:26,495 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-07 18:47:26,495 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-07 18:47:26,495 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,495 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,495 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,495 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,496 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,496 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,496 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-07 18:47:26,496 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-07 18:47:26,496 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-07 18:47:26,496 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-07 18:47:26,496 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-07 18:47:26,496 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-07 18:47:26,496 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-07 18:47:26,496 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-07 18:47:26,496 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-07 18:47:26,496 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-07 18:47:26,496 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-07 18:47:26,497 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-07 18:47:26,497 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-07 18:47:26,497 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-07 18:47:26,497 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-07 18:47:26,497 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,497 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-07 18:47:26,497 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,497 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,497 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,497 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-11-07 18:47:26,498 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-07 18:47:26,498 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-07 18:47:26,498 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-07 18:47:26,498 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-07 18:47:26,498 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-07 18:47:26,498 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-07 18:47:26,498 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-07 18:47:26,498 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-07 18:47:26,498 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-07 18:47:26,498 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-07 18:47:26,498 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-07 18:47:26,498 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-07 18:47:26,498 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-07 18:47:26,498 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-07 18:47:26,499 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-07 18:47:26,499 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-07 18:47:26,499 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-07 18:47:26,499 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-07 18:47:26,499 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-07 18:47:26,499 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 18:47:26,499 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 18:47:26,499 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 18:47:26,499 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 18:47:26,499 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= |old(~a11~0)| 0)) (not (= ~v~0 22)) (not (= ~u~0 21)) (and (= ~a11~0 0) (= ~a25~0 0) (= ~a19~0 1) (= ~a28~0 |old(~a28~0)|) (= ~a17~0 8)) (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 18:47:26,500 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-07 18:47:26,500 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 7)) (.cse3 (= ~a11~0 1)) (.cse2 (= |old(~a17~0)| ~a17~0)) (.cse1 (not (= ~a28~0 8)))) (or (not (= |old(~a11~0)| 0)) (not (= ~v~0 22)) (and .cse0 .cse1 (not (= ~a28~0 9))) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (and .cse2 (not .cse3)) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (and .cse0 .cse1 .cse3) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (and .cse2 .cse1) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23)))) [2018-11-07 18:47:26,500 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-07 18:47:26,500 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-07 18:47:26,500 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 7)) (.cse3 (= ~a11~0 1)) (.cse2 (= |old(~a17~0)| ~a17~0)) (.cse1 (not (= ~a28~0 8)))) (or (not (= |old(~a11~0)| 0)) (not (= ~v~0 22)) (and .cse0 .cse1 (not (= ~a28~0 9))) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (and .cse2 (not .cse3)) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (and .cse0 .cse1 .cse3) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (and .cse2 .cse1) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23)))) [2018-11-07 18:47:26,500 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-07 18:47:26,500 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-07 18:47:26,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 06:47:26 BoogieIcfgContainer [2018-11-07 18:47:26,517 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 18:47:26,518 INFO L168 Benchmark]: Toolchain (without parser) took 84182.11 ms. Allocated memory was 1.5 GB in the beginning and 4.0 GB in the end (delta: 2.5 GB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -909.4 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-11-07 18:47:26,520 INFO L168 Benchmark]: CDTParser took 0.21 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 18:47:26,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.87 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 18:47:26,521 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.27 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 729.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -816.7 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2018-11-07 18:47:26,522 INFO L168 Benchmark]: Boogie Preprocessor took 121.28 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 18:47:26,522 INFO L168 Benchmark]: RCFGBuilder took 3405.78 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: 115.6 MB). Peak memory consumption was 115.6 MB. Max. memory is 7.1 GB. [2018-11-07 18:47:26,523 INFO L168 Benchmark]: TraceAbstraction took 79747.10 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 2.3 GB in the end (delta: -250.6 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2018-11-07 18:47:26,528 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 771.87 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 128.27 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 729.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -816.7 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.28 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3405.78 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: 115.6 MB). Peak memory consumption was 115.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 79747.10 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 2.3 GB in the end (delta: -250.6 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: 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: (((((((((((((((((((!(\old(a11) == 0) || !(v == 22)) || ((a17 <= 7 && !(a28 == 8)) && !(a28 == 9))) || !(u == 21)) || !(a21 == 1)) || !(y == 25)) || !(3 == c)) || (\old(a17) == a17 && !(a11 == 1))) || !(\old(a25) == 0)) || !(\old(a28) == 7)) || !(a == 1)) || ((a17 <= 7 && !(a28 == 8)) && a11 == 1)) || !(26 == z)) || !(1 == \old(a19))) || !(x == 24)) || (\old(a17) == a17 && !(a28 == 8))) || !(8 == \old(a17))) || !(e == 5)) || !(d == 4)) || !(6 == f)) || !(w == 23) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 79.6s OverallTime, 8 OverallIterations, 4 TraceHistogramMax, 60.5s AutomataDifference, 0.0s DeadEndRemovalTime, 4.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1360 SDtfs, 8322 SDslu, 1147 SDs, 0 SdLazy, 11493 SolverSat, 2165 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.4s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 1579 GetRequests, 1466 SyntacticMatches, 5 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 434 ImplicationChecksByTransitivity, 6.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3042occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.3s AbstIntTime, 5 AbstIntIterations, 3 AbstIntStrong, 0.9979424714409234 AbsIntWeakeningRatio, 0.1631578947368421 AbsIntAvgWeakeningVarsNumRemoved, 19.610526315789475 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 101 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 76 PreInvPairs, 128 NumberOfFragments, 577 HoareAnnotationTreeSize, 76 FomulaSimplifications, 9149 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4755 FormulaSimplificationTreeSizeReductionInter, 3.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 1968 NumberOfCodeBlocks, 1968 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2410 ConstructedInterpolants, 0 QuantifiedInterpolants, 1598996 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1016 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 12 InterpolantComputations, 5 PerfectInterpolantSequences, 725/799 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...