java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label04_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 06:11:27,612 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 06:11:27,614 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 06:11:27,632 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 06:11:27,632 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 06:11:27,634 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 06:11:27,635 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 06:11:27,639 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 06:11:27,648 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 06:11:27,649 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 06:11:27,650 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 06:11:27,651 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 06:11:27,653 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 06:11:27,654 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 06:11:27,655 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 06:11:27,658 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 06:11:27,659 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 06:11:27,662 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 06:11:27,666 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 06:11:27,670 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 06:11:27,672 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 06:11:27,674 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 06:11:27,679 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 06:11:27,679 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 06:11:27,679 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 06:11:27,680 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 06:11:27,681 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 06:11:27,682 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 06:11:27,685 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 06:11:27,686 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 06:11:27,686 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 06:11:27,687 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 06:11:27,687 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 06:11:27,687 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 06:11:27,690 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 06:11:27,691 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 06:11:27,691 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-27 06:11:27,709 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 06:11:27,710 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 06:11:27,710 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 06:11:27,711 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 06:11:27,711 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 06:11:27,711 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 06:11:27,711 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-27 06:11:27,712 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 06:11:27,712 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-27 06:11:27,712 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 06:11:27,712 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 06:11:27,712 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 06:11:27,712 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 06:11:27,713 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 06:11:27,713 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 06:11:27,714 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 06:11:27,714 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 06:11:27,714 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 06:11:27,714 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 06:11:27,714 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 06:11:27,715 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 06:11:27,715 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 06:11:27,715 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 06:11:27,715 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 06:11:27,716 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 06:11:27,716 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 06:11:27,716 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 06:11:27,716 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 06:11:27,716 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 06:11:27,717 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 06:11:27,717 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 06:11:27,717 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 06:11:27,717 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 06:11:27,717 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 06:11:27,717 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 06:11:27,718 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 06:11:27,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 06:11:27,795 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 06:11:27,799 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 06:11:27,801 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 06:11:27,802 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 06:11:27,803 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label04_true-unreach-call_false-termination.c [2018-10-27 06:11:27,877 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/2f0b203e7/9d8ba9cab0694cd98e86453cfbf34b15/FLAGa61ad1117 [2018-10-27 06:11:28,494 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 06:11:28,495 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label04_true-unreach-call_false-termination.c [2018-10-27 06:11:28,527 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/2f0b203e7/9d8ba9cab0694cd98e86453cfbf34b15/FLAGa61ad1117 [2018-10-27 06:11:28,545 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/2f0b203e7/9d8ba9cab0694cd98e86453cfbf34b15 [2018-10-27 06:11:28,558 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 06:11:28,560 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 06:11:28,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 06:11:28,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 06:11:28,565 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 06:11:28,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:11:28" (1/1) ... [2018-10-27 06:11:28,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68109397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:28, skipping insertion in model container [2018-10-27 06:11:28,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:11:28" (1/1) ... [2018-10-27 06:11:28,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 06:11:28,655 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 06:11:29,105 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:11:29,116 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 06:11:29,267 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:11:29,285 INFO L193 MainTranslator]: Completed translation [2018-10-27 06:11:29,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:29 WrapperNode [2018-10-27 06:11:29,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 06:11:29,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 06:11:29,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 06:11:29,287 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 06:11:29,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:29" (1/1) ... [2018-10-27 06:11:29,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:29" (1/1) ... [2018-10-27 06:11:29,485 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 06:11:29,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 06:11:29,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 06:11:29,486 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 06:11:29,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:29" (1/1) ... [2018-10-27 06:11:29,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:29" (1/1) ... [2018-10-27 06:11:29,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:29" (1/1) ... [2018-10-27 06:11:29,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:29" (1/1) ... [2018-10-27 06:11:29,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:29" (1/1) ... [2018-10-27 06:11:29,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:29" (1/1) ... [2018-10-27 06:11:29,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:29" (1/1) ... [2018-10-27 06:11:29,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 06:11:29,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 06:11:29,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 06:11:29,592 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 06:11:29,593 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 06:11:29,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 06:11:29,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 06:11:29,679 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-27 06:11:29,679 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-27 06:11:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 06:11:29,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 06:11:29,680 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 06:11:29,680 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 06:11:33,276 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 06:11:33,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:11:33 BoogieIcfgContainer [2018-10-27 06:11:33,278 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 06:11:33,279 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 06:11:33,279 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 06:11:33,290 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 06:11:33,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 06:11:28" (1/3) ... [2018-10-27 06:11:33,292 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f0ea61c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:11:33, skipping insertion in model container [2018-10-27 06:11:33,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:11:29" (2/3) ... [2018-10-27 06:11:33,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f0ea61c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:11:33, skipping insertion in model container [2018-10-27 06:11:33,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:11:33" (3/3) ... [2018-10-27 06:11:33,296 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label04_true-unreach-call_false-termination.c [2018-10-27 06:11:33,306 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 06:11:33,316 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 06:11:33,334 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 06:11:33,375 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 06:11:33,375 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 06:11:33,376 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 06:11:33,376 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 06:11:33,376 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 06:11:33,376 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 06:11:33,376 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 06:11:33,377 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 06:11:33,409 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-10-27 06:11:33,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-27 06:11:33,425 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:11:33,426 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] [2018-10-27 06:11:33,429 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:11:33,434 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:33,435 INFO L82 PathProgramCache]: Analyzing trace with hash -744241401, now seen corresponding path program 1 times [2018-10-27 06:11:33,437 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:11:33,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:33,497 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:33,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:33,497 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:11:33,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:11:34,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:11:34,048 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:11:34,049 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 06:11:34,049 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:11:34,059 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 06:11:34,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 06:11:34,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 06:11:34,079 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-10-27 06:11:35,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:11:35,802 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-10-27 06:11:35,804 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 06:11:35,805 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2018-10-27 06:11:35,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:11:35,825 INFO L225 Difference]: With dead ends: 618 [2018-10-27 06:11:35,825 INFO L226 Difference]: Without dead ends: 379 [2018-10-27 06:11:35,832 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 06:11:35,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-10-27 06:11:35,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-10-27 06:11:35,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-10-27 06:11:35,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 621 transitions. [2018-10-27 06:11:35,915 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 621 transitions. Word has length 113 [2018-10-27 06:11:35,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:11:35,917 INFO L481 AbstractCegarLoop]: Abstraction has 379 states and 621 transitions. [2018-10-27 06:11:35,917 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 06:11:35,917 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 621 transitions. [2018-10-27 06:11:35,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-27 06:11:35,923 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:11:35,923 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-27 06:11:35,924 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:11:35,924 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:35,924 INFO L82 PathProgramCache]: Analyzing trace with hash 1318428498, now seen corresponding path program 1 times [2018-10-27 06:11:35,924 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:11:35,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:35,926 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:35,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:35,926 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:11:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:11:36,132 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4 [2018-10-27 06:11:36,192 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:11:36,193 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:11:36,193 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 06:11:36,193 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:11:36,195 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 06:11:36,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 06:11:36,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 06:11:36,196 INFO L87 Difference]: Start difference. First operand 379 states and 621 transitions. Second operand 6 states. [2018-10-27 06:11:38,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:11:38,478 INFO L93 Difference]: Finished difference Result 1229 states and 2094 transitions. [2018-10-27 06:11:38,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-27 06:11:38,479 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 129 [2018-10-27 06:11:38,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:11:38,492 INFO L225 Difference]: With dead ends: 1229 [2018-10-27 06:11:38,493 INFO L226 Difference]: Without dead ends: 856 [2018-10-27 06:11:38,501 INFO L605 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 [2018-10-27 06:11:38,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2018-10-27 06:11:38,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 823. [2018-10-27 06:11:38,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2018-10-27 06:11:38,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1292 transitions. [2018-10-27 06:11:38,573 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1292 transitions. Word has length 129 [2018-10-27 06:11:38,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:11:38,573 INFO L481 AbstractCegarLoop]: Abstraction has 823 states and 1292 transitions. [2018-10-27 06:11:38,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 06:11:38,574 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1292 transitions. [2018-10-27 06:11:38,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-27 06:11:38,579 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:11:38,579 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:11:38,580 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:11:38,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:38,580 INFO L82 PathProgramCache]: Analyzing trace with hash -1830664699, now seen corresponding path program 1 times [2018-10-27 06:11:38,580 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:11:38,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:38,582 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:38,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:38,582 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:11:38,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:11:38,983 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:11:38,983 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:11:38,983 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-27 06:11:38,984 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:11:38,984 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-27 06:11:38,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-27 06:11:38,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-27 06:11:38,985 INFO L87 Difference]: Start difference. First operand 823 states and 1292 transitions. Second operand 5 states. [2018-10-27 06:11:42,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:11:42,262 INFO L93 Difference]: Finished difference Result 1778 states and 2834 transitions. [2018-10-27 06:11:42,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 06:11:42,264 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 140 [2018-10-27 06:11:42,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:11:42,278 INFO L225 Difference]: With dead ends: 1778 [2018-10-27 06:11:42,279 INFO L226 Difference]: Without dead ends: 813 [2018-10-27 06:11:42,283 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-27 06:11:42,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2018-10-27 06:11:42,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 813. [2018-10-27 06:11:42,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 813 states. [2018-10-27 06:11:42,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 813 states and 1260 transitions. [2018-10-27 06:11:42,331 INFO L78 Accepts]: Start accepts. Automaton has 813 states and 1260 transitions. Word has length 140 [2018-10-27 06:11:42,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:11:42,332 INFO L481 AbstractCegarLoop]: Abstraction has 813 states and 1260 transitions. [2018-10-27 06:11:42,332 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-27 06:11:42,332 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1260 transitions. [2018-10-27 06:11:42,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-27 06:11:42,336 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:11:42,337 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-27 06:11:42,337 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:11:42,337 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:42,337 INFO L82 PathProgramCache]: Analyzing trace with hash 654500000, now seen corresponding path program 1 times [2018-10-27 06:11:42,338 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:11:42,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:42,339 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:42,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:42,339 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:11:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:11:42,605 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 06:11:42,804 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 61 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-27 06:11:42,805 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:11:42,805 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:11:42,806 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 182 with the following transitions: [2018-10-27 06:11:42,809 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [225], [228], [232], [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], [575], [577], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:11:42,860 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:11:42,861 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:11:43,444 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:11:43,446 INFO L272 AbstractInterpreter]: Visited 114 different actions 114 times. Never merged. Never widened. Never found a fixpoint. Largest state had 38 variables. [2018-10-27 06:11:43,472 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:43,472 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:11:43,868 INFO L227 lantSequenceWeakener]: Weakened 170 states. On average, predicates are now at 80.82% of their original sizes. [2018-10-27 06:11:43,868 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:11:44,051 INFO L415 sIntCurrentIteration]: We unified 180 AI predicates to 180 [2018-10-27 06:11:44,051 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:11:44,052 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:11:44,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-10-27 06:11:44,053 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:11:44,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 06:11:44,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 06:11:44,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 06:11:44,054 INFO L87 Difference]: Start difference. First operand 813 states and 1260 transitions. Second operand 6 states. [2018-10-27 06:11:51,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:11:51,535 INFO L93 Difference]: Finished difference Result 1770 states and 2737 transitions. [2018-10-27 06:11:51,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 06:11:51,536 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 181 [2018-10-27 06:11:51,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:11:51,541 INFO L225 Difference]: With dead ends: 1770 [2018-10-27 06:11:51,542 INFO L226 Difference]: Without dead ends: 963 [2018-10-27 06:11:51,545 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 181 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-27 06:11:51,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2018-10-27 06:11:51,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 960. [2018-10-27 06:11:51,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 960 states. [2018-10-27 06:11:51,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 960 states and 1414 transitions. [2018-10-27 06:11:51,572 INFO L78 Accepts]: Start accepts. Automaton has 960 states and 1414 transitions. Word has length 181 [2018-10-27 06:11:51,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:11:51,573 INFO L481 AbstractCegarLoop]: Abstraction has 960 states and 1414 transitions. [2018-10-27 06:11:51,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 06:11:51,573 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1414 transitions. [2018-10-27 06:11:51,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-27 06:11:51,577 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:11:51,578 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-27 06:11:51,578 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:11:51,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:51,579 INFO L82 PathProgramCache]: Analyzing trace with hash -1852596897, now seen corresponding path program 1 times [2018-10-27 06:11:51,579 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:11:51,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:51,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:51,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:51,580 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:11:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:11:51,767 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 73 proven. 17 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 06:11:51,767 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:11:51,768 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:11:51,768 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 192 with the following transitions: [2018-10-27 06:11:51,768 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [225], [228], [232], [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], [575], [577], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:11:51,774 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:11:51,774 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:11:52,130 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:11:52,131 INFO L272 AbstractInterpreter]: Visited 118 different actions 353 times. Merged at 7 different actions 21 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-10-27 06:11:52,172 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:52,172 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:11:52,434 INFO L227 lantSequenceWeakener]: Weakened 186 states. On average, predicates are now at 84.52% of their original sizes. [2018-10-27 06:11:52,434 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:11:52,576 INFO L415 sIntCurrentIteration]: We unified 190 AI predicates to 190 [2018-10-27 06:11:52,577 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:11:52,577 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:11:52,577 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 16 [2018-10-27 06:11:52,577 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:11:52,578 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-27 06:11:52,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-27 06:11:52,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-10-27 06:11:52,579 INFO L87 Difference]: Start difference. First operand 960 states and 1414 transitions. Second operand 9 states. [2018-10-27 06:11:58,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:11:58,128 INFO L93 Difference]: Finished difference Result 2375 states and 3508 transitions. [2018-10-27 06:11:58,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-27 06:11:58,128 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 191 [2018-10-27 06:11:58,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:11:58,135 INFO L225 Difference]: With dead ends: 2375 [2018-10-27 06:11:58,136 INFO L226 Difference]: Without dead ends: 1421 [2018-10-27 06:11:58,139 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 198 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-10-27 06:11:58,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1421 states. [2018-10-27 06:11:58,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1421 to 1341. [2018-10-27 06:11:58,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1341 states. [2018-10-27 06:11:58,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1341 states and 1893 transitions. [2018-10-27 06:11:58,179 INFO L78 Accepts]: Start accepts. Automaton has 1341 states and 1893 transitions. Word has length 191 [2018-10-27 06:11:58,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:11:58,180 INFO L481 AbstractCegarLoop]: Abstraction has 1341 states and 1893 transitions. [2018-10-27 06:11:58,180 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-27 06:11:58,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1893 transitions. [2018-10-27 06:11:58,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-10-27 06:11:58,186 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:11:58,187 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-27 06:11:58,187 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:11:58,187 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:58,188 INFO L82 PathProgramCache]: Analyzing trace with hash -497693639, now seen corresponding path program 1 times [2018-10-27 06:11:58,188 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:11:58,189 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:58,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:11:58,192 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:11:58,192 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:11:58,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:11:58,405 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 106 proven. 22 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-27 06:11:58,407 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:11:58,407 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:11:58,408 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 218 with the following transitions: [2018-10-27 06:11:58,408 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [301], [306], [308], [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], [575], [577], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:11:58,418 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:11:58,418 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:11:58,554 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:11:58,554 INFO L272 AbstractInterpreter]: Visited 118 different actions 230 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-10-27 06:11:58,564 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:11:58,564 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:11:58,805 INFO L227 lantSequenceWeakener]: Weakened 212 states. On average, predicates are now at 80.84% of their original sizes. [2018-10-27 06:11:58,805 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:11:58,928 INFO L415 sIntCurrentIteration]: We unified 216 AI predicates to 216 [2018-10-27 06:11:58,928 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:11:58,928 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:11:58,929 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-10-27 06:11:58,929 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:11:58,929 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 06:11:58,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 06:11:58,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-27 06:11:58,930 INFO L87 Difference]: Start difference. First operand 1341 states and 1893 transitions. Second operand 10 states. [2018-10-27 06:12:04,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:12:04,703 INFO L93 Difference]: Finished difference Result 2975 states and 4172 transitions. [2018-10-27 06:12:04,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-27 06:12:04,704 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 217 [2018-10-27 06:12:04,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:12:04,712 INFO L225 Difference]: With dead ends: 2975 [2018-10-27 06:12:04,712 INFO L226 Difference]: Without dead ends: 1640 [2018-10-27 06:12:04,717 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 226 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-10-27 06:12:04,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1640 states. [2018-10-27 06:12:04,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1640 to 1636. [2018-10-27 06:12:04,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1636 states. [2018-10-27 06:12:04,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1636 states and 2233 transitions. [2018-10-27 06:12:04,759 INFO L78 Accepts]: Start accepts. Automaton has 1636 states and 2233 transitions. Word has length 217 [2018-10-27 06:12:04,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:12:04,759 INFO L481 AbstractCegarLoop]: Abstraction has 1636 states and 2233 transitions. [2018-10-27 06:12:04,759 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 06:12:04,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 2233 transitions. [2018-10-27 06:12:04,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-27 06:12:04,766 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:12:04,766 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, 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] [2018-10-27 06:12:04,767 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:12:04,767 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:04,767 INFO L82 PathProgramCache]: Analyzing trace with hash -2013084095, now seen corresponding path program 1 times [2018-10-27 06:12:04,767 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:12:04,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:04,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:04,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:04,768 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:12:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:05,052 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 120 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:12:05,052 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:12:05,052 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:12:05,053 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 222 with the following transitions: [2018-10-27 06:12:05,053 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [301], [306], [308], [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], [575], [577], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:12:05,057 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:12:05,057 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:12:05,294 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 06:12:05,294 INFO L272 AbstractInterpreter]: Visited 121 different actions 355 times. Merged at 8 different actions 20 times. Never widened. Found 4 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-27 06:12:05,302 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:05,303 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 06:12:05,303 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:12:05,303 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-27 06:12:05,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:05,316 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 06:12:05,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:05,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:12:05,976 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 06:12:05,977 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 06:12:06,229 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-10-27 06:12:06,653 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 135 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 06:12:06,678 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 06:12:06,678 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 16 [2018-10-27 06:12:06,678 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 06:12:06,680 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-27 06:12:06,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-27 06:12:06,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2018-10-27 06:12:06,681 INFO L87 Difference]: Start difference. First operand 1636 states and 2233 transitions. Second operand 15 states. [2018-10-27 06:12:08,571 WARN L179 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-10-27 06:12:12,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:12:12,103 INFO L93 Difference]: Finished difference Result 4420 states and 6174 transitions. [2018-10-27 06:12:12,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-27 06:12:12,105 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 221 [2018-10-27 06:12:12,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:12:12,119 INFO L225 Difference]: With dead ends: 4420 [2018-10-27 06:12:12,119 INFO L226 Difference]: Without dead ends: 2619 [2018-10-27 06:12:12,127 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 478 GetRequests, 449 SyntacticMatches, 3 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=222, Invalid=534, Unknown=0, NotChecked=0, Total=756 [2018-10-27 06:12:12,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2619 states. [2018-10-27 06:12:12,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2619 to 2546. [2018-10-27 06:12:12,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2546 states. [2018-10-27 06:12:12,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2546 states and 3166 transitions. [2018-10-27 06:12:12,193 INFO L78 Accepts]: Start accepts. Automaton has 2546 states and 3166 transitions. Word has length 221 [2018-10-27 06:12:12,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:12:12,194 INFO L481 AbstractCegarLoop]: Abstraction has 2546 states and 3166 transitions. [2018-10-27 06:12:12,194 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-27 06:12:12,194 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 3166 transitions. [2018-10-27 06:12:12,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-10-27 06:12:12,204 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:12:12,204 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:12:12,204 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:12:12,204 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:12,205 INFO L82 PathProgramCache]: Analyzing trace with hash 272781301, now seen corresponding path program 1 times [2018-10-27 06:12:12,205 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:12:12,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:12,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:12,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:12,206 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:12:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:12,448 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 120 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-10-27 06:12:12,449 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:12:12,449 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:12:12,449 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 228 with the following transitions: [2018-10-27 06:12:12,449 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [99], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [301], [306], [308], [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], [575], [577], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:12:12,462 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:12:12,462 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:12:12,933 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 06:12:12,933 INFO L272 AbstractInterpreter]: Visited 121 different actions 473 times. Merged at 8 different actions 29 times. Never widened. Found 6 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-27 06:12:12,971 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:12,971 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 06:12:12,971 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:12:12,971 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 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 [2018-10-27 06:12:12,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:12,982 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 06:12:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:13,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:12:13,315 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-10-27 06:12:13,316 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 06:12:13,878 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-10-27 06:12:13,913 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:12:13,913 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-10-27 06:12:13,913 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:12:13,914 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 06:12:13,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 06:12:13,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-27 06:12:13,917 INFO L87 Difference]: Start difference. First operand 2546 states and 3166 transitions. Second operand 3 states. [2018-10-27 06:12:15,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:12:15,126 INFO L93 Difference]: Finished difference Result 5728 states and 7324 transitions. [2018-10-27 06:12:15,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 06:12:15,127 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 227 [2018-10-27 06:12:15,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:12:15,128 INFO L225 Difference]: With dead ends: 5728 [2018-10-27 06:12:15,128 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 06:12:15,144 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 459 GetRequests, 452 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-27 06:12:15,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 06:12:15,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 06:12:15,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 06:12:15,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 06:12:15,145 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 227 [2018-10-27 06:12:15,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:12:15,145 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:12:15,145 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 06:12:15,146 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 06:12:15,146 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 06:12:15,152 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 06:12:15,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:12:15,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:12:15,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:12:15,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:12:15,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:12:15,411 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 17 [2018-10-27 06:12:15,948 WARN L179 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 62 [2018-10-27 06:12:16,094 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 43 [2018-10-27 06:12:16,248 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 43 [2018-10-27 06:12:16,252 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 06:12:16,252 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a19~0)| ~a19~0) (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|)) [2018-10-27 06:12:16,252 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 06:12:16,252 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,252 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,252 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,252 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,252 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,253 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-27 06:12:16,253 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-27 06:12:16,253 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-27 06:12:16,253 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-27 06:12:16,253 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-27 06:12:16,253 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-27 06:12:16,253 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-27 06:12:16,253 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 490) no Hoare annotation was computed. [2018-10-27 06:12:16,254 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-27 06:12:16,254 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-27 06:12:16,254 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-27 06:12:16,254 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-27 06:12:16,254 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-27 06:12:16,254 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-27 06:12:16,254 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,254 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,254 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,254 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,254 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-27 06:12:16,254 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,255 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-27 06:12:16,255 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-27 06:12:16,255 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-27 06:12:16,255 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-27 06:12:16,255 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-27 06:12:16,255 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-27 06:12:16,255 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-27 06:12:16,255 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-27 06:12:16,255 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-27 06:12:16,255 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-27 06:12:16,255 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-27 06:12:16,256 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-27 06:12:16,256 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-27 06:12:16,256 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-27 06:12:16,256 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-27 06:12:16,256 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,256 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,256 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,256 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,256 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,257 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-27 06:12:16,257 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-27 06:12:16,257 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-27 06:12:16,257 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-27 06:12:16,257 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-27 06:12:16,257 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-27 06:12:16,257 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-27 06:12:16,257 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-27 06:12:16,258 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-27 06:12:16,258 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-27 06:12:16,258 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-27 06:12:16,258 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,258 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,258 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,258 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,258 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,258 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-27 06:12:16,259 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-27 06:12:16,259 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-27 06:12:16,259 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-27 06:12:16,259 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-27 06:12:16,259 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-27 06:12:16,259 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-27 06:12:16,259 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-27 06:12:16,259 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-27 06:12:16,260 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-27 06:12:16,260 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-27 06:12:16,260 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-27 06:12:16,260 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-27 06:12:16,260 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,260 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,260 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,260 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,261 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,261 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-27 06:12:16,261 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-27 06:12:16,261 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-27 06:12:16,261 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-27 06:12:16,261 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-27 06:12:16,261 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-27 06:12:16,261 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-27 06:12:16,261 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-27 06:12:16,262 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-27 06:12:16,262 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-27 06:12:16,262 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-27 06:12:16,262 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-27 06:12:16,262 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-27 06:12:16,262 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-27 06:12:16,262 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-27 06:12:16,262 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-27 06:12:16,262 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,263 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,263 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,263 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,263 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-27 06:12:16,263 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,263 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-27 06:12:16,263 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,263 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-27 06:12:16,263 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-27 06:12:16,264 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-27 06:12:16,264 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,264 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,264 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-27 06:12:16,264 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-27 06:12:16,264 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-27 06:12:16,264 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-27 06:12:16,264 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-27 06:12:16,264 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-27 06:12:16,265 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-27 06:12:16,265 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-27 06:12:16,265 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-27 06:12:16,265 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-27 06:12:16,265 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-27 06:12:16,265 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,265 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,265 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,265 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,265 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,266 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,266 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-27 06:12:16,267 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-27 06:12:16,267 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-27 06:12:16,267 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-27 06:12:16,267 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-27 06:12:16,267 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-27 06:12:16,267 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-27 06:12:16,268 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-27 06:12:16,268 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-27 06:12:16,268 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-27 06:12:16,268 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-27 06:12:16,268 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,268 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,268 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,268 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,269 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,269 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,269 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-27 06:12:16,269 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-27 06:12:16,269 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-27 06:12:16,269 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-27 06:12:16,269 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-27 06:12:16,269 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-27 06:12:16,270 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-27 06:12:16,270 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-27 06:12:16,270 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-27 06:12:16,270 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-27 06:12:16,270 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-27 06:12:16,270 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-27 06:12:16,270 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-27 06:12:16,270 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-27 06:12:16,271 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,271 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,271 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,271 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse5 (= |old(~a28~0)| ~a28~0)) (.cse6 (= |old(~a19~0)| ~a19~0)) (.cse7 (= ~a11~0 |old(~a11~0)|)) (.cse8 (= 7 ~a17~0))) (let ((.cse3 (not (= 1 |old(~a19~0)|))) (.cse0 (not (= 1 ~a21~0))) (.cse1 (and .cse5 .cse6 .cse7 .cse8)) (.cse4 (= |old(~a17~0)| |old(~a28~0)|)) (.cse2 (not (= 7 |old(~a17~0)|)))) (and (or .cse0 (< |old(~a28~0)| 10) .cse1 .cse2) (or .cse0 .cse3 (= 0 |old(~a28~0)|) (= ~a25~0 0) .cse4 (not (= 0 |old(~a11~0)|)) (not (= 8 |old(~a17~0)|)) (= |calculate_output_#in~input| 0) (not (= 0 |old(~a25~0)|))) (or .cse0 (and .cse5 .cse6 .cse7 (= ~a17~0 |old(~a17~0)|)) (not (= |old(~a17~0)| 8))) (or .cse0 (and (= 7 ~a28~0) (= 1 ~a11~0) .cse8 (= 1 ~a25~0) (= 1 ~a19~0)) (not (= 7 |old(~a28~0)|)) (not (= 1 |old(~a25~0)|)) .cse3 (not (= 1 |old(~a11~0)|)) .cse2) (or .cse0 .cse1 .cse4 (= |old(~a11~0)| |old(~a19~0)|) .cse2)))) [2018-10-27 06:12:16,271 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,272 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,272 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,272 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-27 06:12:16,272 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-27 06:12:16,272 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-27 06:12:16,272 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-27 06:12:16,272 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-27 06:12:16,273 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-27 06:12:16,273 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-27 06:12:16,273 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-27 06:12:16,273 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-27 06:12:16,273 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-27 06:12:16,273 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-27 06:12:16,273 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-27 06:12:16,273 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-27 06:12:16,273 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,274 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,274 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,274 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,274 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,274 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,274 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-27 06:12:16,274 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-27 06:12:16,274 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-27 06:12:16,275 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-27 06:12:16,275 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-27 06:12:16,275 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-27 06:12:16,275 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-27 06:12:16,275 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-27 06:12:16,275 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-27 06:12:16,275 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-27 06:12:16,275 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-27 06:12:16,276 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-27 06:12:16,276 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-27 06:12:16,276 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-27 06:12:16,276 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-27 06:12:16,276 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-10-27 06:12:16,276 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,276 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,277 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,277 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,277 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:12:16,277 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-27 06:12:16,277 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-27 06:12:16,277 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-27 06:12:16,277 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-27 06:12:16,277 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-27 06:12:16,278 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-27 06:12:16,278 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-27 06:12:16,278 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-27 06:12:16,278 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-27 06:12:16,278 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-27 06:12:16,278 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-27 06:12:16,278 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-27 06:12:16,279 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-27 06:12:16,279 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-27 06:12:16,279 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-27 06:12:16,279 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-27 06:12:16,279 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-27 06:12:16,279 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-27 06:12:16,279 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-27 06:12:16,279 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 06:12:16,280 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 7) (= ~a21~0 1)) [2018-10-27 06:12:16,280 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 06:12:16,280 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 06:12:16,280 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 1 |old(~a19~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 8 |old(~a17~0)|)) (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 7)) (not (= 0 |old(~a25~0)|))) [2018-10-27 06:12:16,280 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-27 06:12:16,280 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (= 7 ~a17~0))) (or (and (<= 10 ~a28~0) .cse0) (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (and (not (= ~a28~0 ~a17~0)) .cse0 (not (= ~a19~0 ~a11~0))) (not (= 0 |old(~a11~0)|)) (= |old(~a17~0)| ~a17~0) (and (= 7 ~a28~0) (= 1 ~a11~0) .cse0 (= 1 ~a25~0) (= 1 ~a19~0)) (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|)))) [2018-10-27 06:12:16,281 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-10-27 06:12:16,281 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-10-27 06:12:16,281 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= 7 ~a17~0))) (or (and (<= 10 ~a28~0) .cse0) (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (and (not (= ~a28~0 ~a17~0)) .cse0 (not (= ~a19~0 ~a11~0))) (not (= 0 |old(~a11~0)|)) (= |old(~a17~0)| ~a17~0) (and (= 7 ~a28~0) (= 1 ~a11~0) .cse0 (= 1 ~a25~0) (= 1 ~a19~0)) (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|)))) [2018-10-27 06:12:16,281 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-10-27 06:12:16,281 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-27 06:12:16,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 06:12:16 BoogieIcfgContainer [2018-10-27 06:12:16,296 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 06:12:16,297 INFO L168 Benchmark]: Toolchain (without parser) took 47738.03 ms. Allocated memory was 1.5 GB in the beginning and 2.8 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -348.9 MB). Peak memory consumption was 884.2 MB. Max. memory is 7.1 GB. [2018-10-27 06:12:16,298 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 06:12:16,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.07 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. [2018-10-27 06:12:16,299 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.15 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 698.4 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -775.3 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. [2018-10-27 06:12:16,300 INFO L168 Benchmark]: Boogie Preprocessor took 105.77 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 06:12:16,300 INFO L168 Benchmark]: RCFGBuilder took 3686.28 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 101.9 MB). Peak memory consumption was 101.9 MB. Max. memory is 7.1 GB. [2018-10-27 06:12:16,301 INFO L168 Benchmark]: TraceAbstraction took 43016.79 ms. Allocated memory was 2.2 GB in the beginning and 2.8 GB in the end (delta: 534.8 MB). Free memory was 2.0 GB in the beginning and 1.8 GB in the end (delta: 282.2 MB). Peak memory consumption was 817.0 MB. Max. memory is 7.1 GB. [2018-10-27 06:12:16,306 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 725.07 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 199.15 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 698.4 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -775.3 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.77 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3686.28 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 101.9 MB). Peak memory consumption was 101.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 43016.79 ms. Allocated memory was 2.2 GB in the beginning and 2.8 GB in the end (delta: 534.8 MB). Free memory was 2.0 GB in the beginning and 1.8 GB in the end (delta: 282.2 MB). Peak memory consumption was 817.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 490]: 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: (((((((((10 <= a28 && 7 == a17) || !(1 == a21)) || !(7 == \old(a28))) || ((!(a28 == a17) && 7 == a17) && !(a19 == a11))) || !(0 == \old(a11))) || \old(a17) == a17) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || !(1 == \old(a19))) || !(8 == \old(a17))) || !(0 == \old(a25)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 42.9s OverallTime, 8 OverallIterations, 4 TraceHistogramMax, 32.8s AutomataDifference, 0.0s DeadEndRemovalTime, 1.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1424 SDtfs, 6643 SDslu, 1272 SDs, 0 SdLazy, 7214 SolverSat, 1628 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.8s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 1565 GetRequests, 1477 SyntacticMatches, 8 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 260 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2546occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.9s AbstIntTime, 5 AbstIntIterations, 3 AbstIntStrong, 0.9974024105191491 AbsIntWeakeningRatio, 0.2098976109215017 AbsIntAvgWeakeningVarsNumRemoved, 26.38225255972696 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 193 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 74 PreInvPairs, 118 NumberOfFragments, 351 HoareAnnotationTreeSize, 74 FomulaSimplifications, 2597 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1818 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 1867 NumberOfCodeBlocks, 1867 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2303 ConstructedInterpolants, 0 QuantifiedInterpolants, 1228229 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1055 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 5 PerfectInterpolantSequences, 1160/1261 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...