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/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem03_label32_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 14:57:33,533 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 14:57:33,537 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 14:57:33,555 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 14:57:33,556 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 14:57:33,557 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 14:57:33,559 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 14:57:33,562 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 14:57:33,563 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 14:57:33,565 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 14:57:33,567 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 14:57:33,569 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 14:57:33,570 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 14:57:33,571 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 14:57:33,574 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 14:57:33,574 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 14:57:33,575 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 14:57:33,577 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 14:57:33,579 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 14:57:33,581 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 14:57:33,582 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 14:57:33,583 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 14:57:33,585 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-24 14:57:33,586 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-24 14:57:33,586 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-24 14:57:33,587 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-24 14:57:33,588 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-24 14:57:33,589 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-24 14:57:33,590 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-24 14:57:33,591 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-24 14:57:33,591 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-24 14:57:33,592 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-24 14:57:33,594 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-24 14:57:33,615 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 14:57:33,619 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 14:57:33,620 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 14:57:33,620 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-24 14:57:33,620 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-24 14:57:33,621 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-24 14:57:33,621 INFO L133 SettingsManager]: * Use SBE=true [2018-10-24 14:57:33,622 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 14:57:33,622 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 14:57:33,622 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 14:57:33,622 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 14:57:33,622 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 14:57:33,623 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 14:57:33,623 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 14:57:33,623 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 14:57:33,623 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 14:57:33,623 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 14:57:33,624 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 14:57:33,624 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 14:57:33,625 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 14:57:33,625 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 14:57:33,625 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 14:57:33,625 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 14:57:33,625 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-24 14:57:33,626 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 14:57:33,626 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 14:57:33,626 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 14:57:33,627 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 14:57:33,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 14:57:33,708 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 14:57:33,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 14:57:33,717 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 14:57:33,717 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 14:57:33,718 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label32_true-unreach-call.c [2018-10-24 14:57:33,784 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/5f4130c12/b9d341b74d024e20a1bc0abf1798eadc/FLAGfabbcbf58 [2018-10-24 14:57:34,486 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 14:57:34,488 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem03_label32_true-unreach-call.c [2018-10-24 14:57:34,510 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/5f4130c12/b9d341b74d024e20a1bc0abf1798eadc/FLAGfabbcbf58 [2018-10-24 14:57:34,532 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/5f4130c12/b9d341b74d024e20a1bc0abf1798eadc [2018-10-24 14:57:34,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 14:57:34,545 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 14:57:34,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 14:57:34,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 14:57:34,550 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 14:57:34,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:57:34" (1/1) ... [2018-10-24 14:57:34,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@decac2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:34, skipping insertion in model container [2018-10-24 14:57:34,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:57:34" (1/1) ... [2018-10-24 14:57:34,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 14:57:34,659 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 14:57:35,360 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 14:57:35,366 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 14:57:35,685 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 14:57:35,710 INFO L193 MainTranslator]: Completed translation [2018-10-24 14:57:35,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:35 WrapperNode [2018-10-24 14:57:35,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 14:57:35,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 14:57:35,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 14:57:35,715 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 14:57:35,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:35" (1/1) ... [2018-10-24 14:57:35,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:35" (1/1) ... [2018-10-24 14:57:36,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 14:57:36,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 14:57:36,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 14:57:36,045 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 14:57:36,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:35" (1/1) ... [2018-10-24 14:57:36,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:35" (1/1) ... [2018-10-24 14:57:36,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:35" (1/1) ... [2018-10-24 14:57:36,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:35" (1/1) ... [2018-10-24 14:57:36,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:35" (1/1) ... [2018-10-24 14:57:36,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:35" (1/1) ... [2018-10-24 14:57:36,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:35" (1/1) ... [2018-10-24 14:57:36,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 14:57:36,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 14:57:36,183 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 14:57:36,183 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 14:57:36,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:35" (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 [2018-10-24 14:57:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-24 14:57:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 14:57:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 14:57:41,731 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 14:57:41,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:57:41 BoogieIcfgContainer [2018-10-24 14:57:41,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 14:57:41,735 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 14:57:41,735 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 14:57:41,738 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 14:57:41,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:57:34" (1/3) ... [2018-10-24 14:57:41,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e699e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:57:41, skipping insertion in model container [2018-10-24 14:57:41,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:57:35" (2/3) ... [2018-10-24 14:57:41,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e699e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:57:41, skipping insertion in model container [2018-10-24 14:57:41,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:57:41" (3/3) ... [2018-10-24 14:57:41,742 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label32_true-unreach-call.c [2018-10-24 14:57:41,751 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 14:57:41,760 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 14:57:41,778 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 14:57:41,817 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-24 14:57:41,818 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 14:57:41,818 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 14:57:41,818 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 14:57:41,818 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 14:57:41,818 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 14:57:41,819 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 14:57:41,819 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 14:57:41,819 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 14:57:41,847 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states. [2018-10-24 14:57:41,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-24 14:57:41,874 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:57:41,877 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:57:41,880 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:57:41,885 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:57:41,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1585720492, now seen corresponding path program 1 times [2018-10-24 14:57:41,887 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:57:41,887 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:57:41,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:57:41,937 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:57:41,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:57:42,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:57:42,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:57:42,912 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:57:42,912 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:57:42,918 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:57:42,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:57:42,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:57:42,938 INFO L87 Difference]: Start difference. First operand 303 states. Second operand 4 states. [2018-10-24 14:57:46,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:57:46,657 INFO L93 Difference]: Finished difference Result 1079 states and 1933 transitions. [2018-10-24 14:57:46,658 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:57:46,660 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 190 [2018-10-24 14:57:46,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:57:46,685 INFO L225 Difference]: With dead ends: 1079 [2018-10-24 14:57:46,686 INFO L226 Difference]: Without dead ends: 769 [2018-10-24 14:57:46,691 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:57:46,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2018-10-24 14:57:46,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 513. [2018-10-24 14:57:46,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2018-10-24 14:57:46,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 851 transitions. [2018-10-24 14:57:46,813 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 851 transitions. Word has length 190 [2018-10-24 14:57:46,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:57:46,817 INFO L481 AbstractCegarLoop]: Abstraction has 513 states and 851 transitions. [2018-10-24 14:57:46,817 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:57:46,817 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 851 transitions. [2018-10-24 14:57:46,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-24 14:57:46,830 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:57:46,831 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:57:46,832 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:57:46,833 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:57:46,833 INFO L82 PathProgramCache]: Analyzing trace with hash -319916181, now seen corresponding path program 1 times [2018-10-24 14:57:46,833 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:57:46,833 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:57:46,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:57:46,835 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:57:46,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:57:46,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:57:47,009 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:57:47,009 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:57:47,010 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:57:47,011 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:57:47,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:57:47,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:57:47,015 INFO L87 Difference]: Start difference. First operand 513 states and 851 transitions. Second operand 3 states. [2018-10-24 14:57:49,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:57:49,227 INFO L93 Difference]: Finished difference Result 1449 states and 2462 transitions. [2018-10-24 14:57:49,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:57:49,228 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2018-10-24 14:57:49,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:57:49,234 INFO L225 Difference]: With dead ends: 1449 [2018-10-24 14:57:49,234 INFO L226 Difference]: Without dead ends: 938 [2018-10-24 14:57:49,238 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:57:49,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2018-10-24 14:57:49,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 923. [2018-10-24 14:57:49,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 923 states. [2018-10-24 14:57:49,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 923 states and 1514 transitions. [2018-10-24 14:57:49,269 INFO L78 Accepts]: Start accepts. Automaton has 923 states and 1514 transitions. Word has length 199 [2018-10-24 14:57:49,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:57:49,269 INFO L481 AbstractCegarLoop]: Abstraction has 923 states and 1514 transitions. [2018-10-24 14:57:49,269 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:57:49,269 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1514 transitions. [2018-10-24 14:57:49,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-24 14:57:49,273 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:57:49,273 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:57:49,274 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:57:49,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:57:49,274 INFO L82 PathProgramCache]: Analyzing trace with hash -2144271917, now seen corresponding path program 1 times [2018-10-24 14:57:49,275 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:57:49,275 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:57:49,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:57:49,276 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:57:49,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:57:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:57:49,529 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:57:49,529 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:57:49,529 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:57:49,530 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:57:49,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:57:49,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:57:49,532 INFO L87 Difference]: Start difference. First operand 923 states and 1514 transitions. Second operand 4 states. [2018-10-24 14:57:53,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:57:53,729 INFO L93 Difference]: Finished difference Result 3529 states and 5871 transitions. [2018-10-24 14:57:53,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:57:53,730 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 200 [2018-10-24 14:57:53,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:57:53,744 INFO L225 Difference]: With dead ends: 3529 [2018-10-24 14:57:53,745 INFO L226 Difference]: Without dead ends: 2608 [2018-10-24 14:57:53,747 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:57:53,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2608 states. [2018-10-24 14:57:53,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2608 to 1750. [2018-10-24 14:57:53,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1750 states. [2018-10-24 14:57:53,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1750 states and 2700 transitions. [2018-10-24 14:57:53,812 INFO L78 Accepts]: Start accepts. Automaton has 1750 states and 2700 transitions. Word has length 200 [2018-10-24 14:57:53,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:57:53,813 INFO L481 AbstractCegarLoop]: Abstraction has 1750 states and 2700 transitions. [2018-10-24 14:57:53,813 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:57:53,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2700 transitions. [2018-10-24 14:57:53,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-24 14:57:53,819 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:57:53,819 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:57:53,819 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:57:53,820 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:57:53,820 INFO L82 PathProgramCache]: Analyzing trace with hash -2102238145, now seen corresponding path program 1 times [2018-10-24 14:57:53,820 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:57:53,820 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:57:53,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:57:53,826 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:57:53,826 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:57:53,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:57:54,211 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-24 14:57:54,211 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:57:54,211 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 14:57:54,212 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:57:54,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:57:54,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:57:54,213 INFO L87 Difference]: Start difference. First operand 1750 states and 2700 transitions. Second operand 4 states. [2018-10-24 14:57:57,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:57:57,007 INFO L93 Difference]: Finished difference Result 6766 states and 10532 transitions. [2018-10-24 14:57:57,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:57:57,008 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 207 [2018-10-24 14:57:57,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:57:57,033 INFO L225 Difference]: With dead ends: 6766 [2018-10-24 14:57:57,033 INFO L226 Difference]: Without dead ends: 5018 [2018-10-24 14:57:57,037 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:57:57,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5018 states. [2018-10-24 14:57:57,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5018 to 5016. [2018-10-24 14:57:57,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5016 states. [2018-10-24 14:57:57,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5016 states to 5016 states and 7035 transitions. [2018-10-24 14:57:57,138 INFO L78 Accepts]: Start accepts. Automaton has 5016 states and 7035 transitions. Word has length 207 [2018-10-24 14:57:57,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:57:57,139 INFO L481 AbstractCegarLoop]: Abstraction has 5016 states and 7035 transitions. [2018-10-24 14:57:57,139 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:57:57,139 INFO L276 IsEmpty]: Start isEmpty. Operand 5016 states and 7035 transitions. [2018-10-24 14:57:57,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-10-24 14:57:57,150 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:57:57,150 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:57:57,150 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:57:57,151 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:57:57,151 INFO L82 PathProgramCache]: Analyzing trace with hash 1735284252, now seen corresponding path program 1 times [2018-10-24 14:57:57,151 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:57:57,151 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:57:57,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:57:57,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:57:57,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:57:57,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:57:57,382 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:57:57,382 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:57:57,383 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:57:57,383 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:57:57,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:57:57,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:57:57,384 INFO L87 Difference]: Start difference. First operand 5016 states and 7035 transitions. Second operand 3 states. [2018-10-24 14:57:59,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:57:59,558 INFO L93 Difference]: Finished difference Result 12083 states and 16782 transitions. [2018-10-24 14:57:59,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:57:59,558 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 232 [2018-10-24 14:57:59,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:57:59,585 INFO L225 Difference]: With dead ends: 12083 [2018-10-24 14:57:59,586 INFO L226 Difference]: Without dead ends: 7069 [2018-10-24 14:57:59,593 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:57:59,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7069 states. [2018-10-24 14:57:59,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7069 to 7068. [2018-10-24 14:57:59,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7068 states. [2018-10-24 14:57:59,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7068 states to 7068 states and 9585 transitions. [2018-10-24 14:57:59,724 INFO L78 Accepts]: Start accepts. Automaton has 7068 states and 9585 transitions. Word has length 232 [2018-10-24 14:57:59,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:57:59,724 INFO L481 AbstractCegarLoop]: Abstraction has 7068 states and 9585 transitions. [2018-10-24 14:57:59,725 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:57:59,725 INFO L276 IsEmpty]: Start isEmpty. Operand 7068 states and 9585 transitions. [2018-10-24 14:57:59,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-24 14:57:59,741 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:57:59,741 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:57:59,741 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:57:59,741 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:57:59,742 INFO L82 PathProgramCache]: Analyzing trace with hash -1121561656, now seen corresponding path program 1 times [2018-10-24 14:57:59,742 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:57:59,742 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:57:59,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:57:59,743 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:57:59,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:57:59,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:58:00,242 WARN L179 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 10 [2018-10-24 14:58:00,333 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:58:00,333 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 14:58:00,333 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP 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 [2018-10-24 14:58:00,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:58:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:58:00,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 14:58:00,684 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-24 14:58:00,724 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 14:58:00,725 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2018-10-24 14:58:00,726 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-24 14:58:00,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-24 14:58:00,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-10-24 14:58:00,726 INFO L87 Difference]: Start difference. First operand 7068 states and 9585 transitions. Second operand 7 states. [2018-10-24 14:58:09,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:58:09,064 INFO L93 Difference]: Finished difference Result 19286 states and 26376 transitions. [2018-10-24 14:58:09,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-24 14:58:09,064 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 240 [2018-10-24 14:58:09,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:58:09,118 INFO L225 Difference]: With dead ends: 19286 [2018-10-24 14:58:09,118 INFO L226 Difference]: Without dead ends: 12220 [2018-10-24 14:58:09,128 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2018-10-24 14:58:09,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12220 states. [2018-10-24 14:58:09,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12220 to 11790. [2018-10-24 14:58:09,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11790 states. [2018-10-24 14:58:09,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11790 states to 11790 states and 14607 transitions. [2018-10-24 14:58:09,378 INFO L78 Accepts]: Start accepts. Automaton has 11790 states and 14607 transitions. Word has length 240 [2018-10-24 14:58:09,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:58:09,378 INFO L481 AbstractCegarLoop]: Abstraction has 11790 states and 14607 transitions. [2018-10-24 14:58:09,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-24 14:58:09,379 INFO L276 IsEmpty]: Start isEmpty. Operand 11790 states and 14607 transitions. [2018-10-24 14:58:09,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-24 14:58:09,404 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:58:09,404 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:58:09,404 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:58:09,405 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:58:09,405 INFO L82 PathProgramCache]: Analyzing trace with hash 1400125182, now seen corresponding path program 1 times [2018-10-24 14:58:09,405 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:58:09,405 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:58:09,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:58:09,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:58:09,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:58:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:58:09,894 WARN L179 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 7 [2018-10-24 14:58:09,973 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:58:09,974 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:58:09,974 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:58:09,974 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 14:58:09,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 14:58:09,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:58:09,975 INFO L87 Difference]: Start difference. First operand 11790 states and 14607 transitions. Second operand 4 states. [2018-10-24 14:58:13,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:58:13,228 INFO L93 Difference]: Finished difference Result 28951 states and 35653 transitions. [2018-10-24 14:58:13,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 14:58:13,229 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 254 [2018-10-24 14:58:13,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:58:13,263 INFO L225 Difference]: With dead ends: 28951 [2018-10-24 14:58:13,263 INFO L226 Difference]: Without dead ends: 17163 [2018-10-24 14:58:13,279 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 14:58:13,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17163 states. [2018-10-24 14:58:13,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17163 to 13436. [2018-10-24 14:58:13,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13436 states. [2018-10-24 14:58:13,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13436 states to 13436 states and 16462 transitions. [2018-10-24 14:58:13,511 INFO L78 Accepts]: Start accepts. Automaton has 13436 states and 16462 transitions. Word has length 254 [2018-10-24 14:58:13,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:58:13,511 INFO L481 AbstractCegarLoop]: Abstraction has 13436 states and 16462 transitions. [2018-10-24 14:58:13,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 14:58:13,511 INFO L276 IsEmpty]: Start isEmpty. Operand 13436 states and 16462 transitions. [2018-10-24 14:58:13,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-24 14:58:13,536 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:58:13,536 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:58:13,537 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:58:13,537 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:58:13,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1404267434, now seen corresponding path program 1 times [2018-10-24 14:58:13,537 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:58:13,537 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:58:13,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:58:13,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:58:13,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:58:13,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:58:13,874 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-10-24 14:58:13,972 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 74 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:58:13,972 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 14:58:13,972 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP 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 [2018-10-24 14:58:13,981 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:58:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:58:14,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 14:58:14,200 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-24 14:58:14,221 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 14:58:14,221 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2018-10-24 14:58:14,222 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-24 14:58:14,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-24 14:58:14,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-24 14:58:14,226 INFO L87 Difference]: Start difference. First operand 13436 states and 16462 transitions. Second operand 6 states. [2018-10-24 14:58:20,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:58:20,082 INFO L93 Difference]: Finished difference Result 76289 states and 93696 transitions. [2018-10-24 14:58:20,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-24 14:58:20,082 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 262 [2018-10-24 14:58:20,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:58:20,208 INFO L225 Difference]: With dead ends: 76289 [2018-10-24 14:58:20,209 INFO L226 Difference]: Without dead ends: 62855 [2018-10-24 14:58:20,240 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-10-24 14:58:20,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62855 states. [2018-10-24 14:58:21,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62855 to 60594. [2018-10-24 14:58:21,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60594 states. [2018-10-24 14:58:21,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60594 states to 60594 states and 71319 transitions. [2018-10-24 14:58:21,262 INFO L78 Accepts]: Start accepts. Automaton has 60594 states and 71319 transitions. Word has length 262 [2018-10-24 14:58:21,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:58:21,262 INFO L481 AbstractCegarLoop]: Abstraction has 60594 states and 71319 transitions. [2018-10-24 14:58:21,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-24 14:58:21,262 INFO L276 IsEmpty]: Start isEmpty. Operand 60594 states and 71319 transitions. [2018-10-24 14:58:21,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-10-24 14:58:21,362 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:58:21,362 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:58:21,362 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:58:21,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:58:21,363 INFO L82 PathProgramCache]: Analyzing trace with hash -830200674, now seen corresponding path program 1 times [2018-10-24 14:58:21,363 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:58:21,363 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:58:21,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:58:21,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:58:21,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:58:21,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:58:21,588 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-10-24 14:58:21,589 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:58:21,589 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 14:58:21,590 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:58:21,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:58:21,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:58:21,590 INFO L87 Difference]: Start difference. First operand 60594 states and 71319 transitions. Second operand 3 states. [2018-10-24 14:58:23,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:58:23,057 INFO L93 Difference]: Finished difference Result 117630 states and 137505 transitions. [2018-10-24 14:58:23,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:58:23,057 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 377 [2018-10-24 14:58:23,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:58:23,140 INFO L225 Difference]: With dead ends: 117630 [2018-10-24 14:58:23,141 INFO L226 Difference]: Without dead ends: 57038 [2018-10-24 14:58:23,191 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:58:23,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57038 states. [2018-10-24 14:58:23,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57038 to 51938. [2018-10-24 14:58:23,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51938 states. [2018-10-24 14:58:24,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51938 states to 51938 states and 60217 transitions. [2018-10-24 14:58:24,029 INFO L78 Accepts]: Start accepts. Automaton has 51938 states and 60217 transitions. Word has length 377 [2018-10-24 14:58:24,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:58:24,029 INFO L481 AbstractCegarLoop]: Abstraction has 51938 states and 60217 transitions. [2018-10-24 14:58:24,029 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:58:24,029 INFO L276 IsEmpty]: Start isEmpty. Operand 51938 states and 60217 transitions. [2018-10-24 14:58:24,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-10-24 14:58:24,130 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:58:24,131 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:58:24,131 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:58:24,131 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:58:24,131 INFO L82 PathProgramCache]: Analyzing trace with hash -222708099, now seen corresponding path program 1 times [2018-10-24 14:58:24,132 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:58:24,132 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:58:24,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:58:24,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:58:24,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:58:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:58:24,493 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 14:58:24,493 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:58:24,493 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:58:24,494 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:58:24,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:58:24,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:58:24,495 INFO L87 Difference]: Start difference. First operand 51938 states and 60217 transitions. Second operand 3 states. [2018-10-24 14:58:25,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:58:25,907 INFO L93 Difference]: Finished difference Result 91135 states and 105860 transitions. [2018-10-24 14:58:25,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:58:25,907 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 397 [2018-10-24 14:58:25,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:58:25,959 INFO L225 Difference]: With dead ends: 91135 [2018-10-24 14:58:25,959 INFO L226 Difference]: Without dead ends: 39199 [2018-10-24 14:58:25,994 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:58:26,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39199 states. [2018-10-24 14:58:26,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39199 to 39197. [2018-10-24 14:58:26,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39197 states. [2018-10-24 14:58:26,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39197 states to 39197 states and 44375 transitions. [2018-10-24 14:58:26,488 INFO L78 Accepts]: Start accepts. Automaton has 39197 states and 44375 transitions. Word has length 397 [2018-10-24 14:58:26,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:58:26,488 INFO L481 AbstractCegarLoop]: Abstraction has 39197 states and 44375 transitions. [2018-10-24 14:58:26,489 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:58:26,489 INFO L276 IsEmpty]: Start isEmpty. Operand 39197 states and 44375 transitions. [2018-10-24 14:58:26,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-10-24 14:58:26,600 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:58:26,600 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:58:26,601 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:58:26,601 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:58:26,602 INFO L82 PathProgramCache]: Analyzing trace with hash 1140221079, now seen corresponding path program 1 times [2018-10-24 14:58:26,602 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:58:26,602 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:58:26,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:58:26,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:58:26,603 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:58:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:58:27,403 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-10-24 14:58:27,403 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:58:27,403 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:58:27,404 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:58:27,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:58:27,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:58:27,405 INFO L87 Difference]: Start difference. First operand 39197 states and 44375 transitions. Second operand 3 states. [2018-10-24 14:58:28,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:58:28,669 INFO L93 Difference]: Finished difference Result 75328 states and 85366 transitions. [2018-10-24 14:58:28,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:58:28,669 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 425 [2018-10-24 14:58:28,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:58:28,719 INFO L225 Difference]: With dead ends: 75328 [2018-10-24 14:58:28,719 INFO L226 Difference]: Without dead ends: 36133 [2018-10-24 14:58:28,747 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:58:28,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36133 states. [2018-10-24 14:58:29,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36133 to 35313. [2018-10-24 14:58:29,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35313 states. [2018-10-24 14:58:29,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35313 states to 35313 states and 38915 transitions. [2018-10-24 14:58:29,175 INFO L78 Accepts]: Start accepts. Automaton has 35313 states and 38915 transitions. Word has length 425 [2018-10-24 14:58:29,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:58:29,176 INFO L481 AbstractCegarLoop]: Abstraction has 35313 states and 38915 transitions. [2018-10-24 14:58:29,176 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:58:29,176 INFO L276 IsEmpty]: Start isEmpty. Operand 35313 states and 38915 transitions. [2018-10-24 14:58:29,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2018-10-24 14:58:29,213 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:58:29,214 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:58:29,214 INFO L424 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:58:29,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:58:29,215 INFO L82 PathProgramCache]: Analyzing trace with hash 174519628, now seen corresponding path program 1 times [2018-10-24 14:58:29,215 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:58:29,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:58:29,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:58:29,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:58:29,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:58:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:58:29,504 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-10-24 14:58:29,504 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:58:29,505 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:58:29,505 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:58:29,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:58:29,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:58:29,506 INFO L87 Difference]: Start difference. First operand 35313 states and 38915 transitions. Second operand 3 states. [2018-10-24 14:58:31,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:58:31,727 INFO L93 Difference]: Finished difference Result 91248 states and 100401 transitions. [2018-10-24 14:58:31,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:58:31,728 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 448 [2018-10-24 14:58:31,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:58:31,800 INFO L225 Difference]: With dead ends: 91248 [2018-10-24 14:58:31,800 INFO L226 Difference]: Without dead ends: 55937 [2018-10-24 14:58:31,829 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:58:31,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55937 states. [2018-10-24 14:58:32,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55937 to 55708. [2018-10-24 14:58:32,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55708 states. [2018-10-24 14:58:32,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55708 states to 55708 states and 60911 transitions. [2018-10-24 14:58:32,818 INFO L78 Accepts]: Start accepts. Automaton has 55708 states and 60911 transitions. Word has length 448 [2018-10-24 14:58:32,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:58:32,818 INFO L481 AbstractCegarLoop]: Abstraction has 55708 states and 60911 transitions. [2018-10-24 14:58:32,819 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:58:32,819 INFO L276 IsEmpty]: Start isEmpty. Operand 55708 states and 60911 transitions. [2018-10-24 14:58:32,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2018-10-24 14:58:32,863 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 14:58:32,864 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 14:58:32,864 INFO L424 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 14:58:32,864 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 14:58:32,864 INFO L82 PathProgramCache]: Analyzing trace with hash -1525349238, now seen corresponding path program 1 times [2018-10-24 14:58:32,864 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 14:58:32,865 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 14:58:32,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:58:32,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 14:58:32,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 14:58:32,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 14:58:33,410 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-10-24 14:58:33,410 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 14:58:33,411 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 14:58:33,411 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 14:58:33,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 14:58:33,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:58:33,412 INFO L87 Difference]: Start difference. First operand 55708 states and 60911 transitions. Second operand 3 states. [2018-10-24 14:58:35,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 14:58:35,353 INFO L93 Difference]: Finished difference Result 104678 states and 114443 transitions. [2018-10-24 14:58:35,353 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 14:58:35,353 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 460 [2018-10-24 14:58:35,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 14:58:35,354 INFO L225 Difference]: With dead ends: 104678 [2018-10-24 14:58:35,354 INFO L226 Difference]: Without dead ends: 0 [2018-10-24 14:58:35,386 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 14:58:35,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-24 14:58:35,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-24 14:58:35,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-24 14:58:35,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-24 14:58:35,387 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 460 [2018-10-24 14:58:35,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 14:58:35,387 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-24 14:58:35,387 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 14:58:35,387 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-24 14:58:35,387 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-24 14:58:35,392 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-24 14:58:35,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:35,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:35,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:35,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:35,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:35,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:35,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:35,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:35,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:35,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:36,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:36,096 WARN L179 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 210 [2018-10-24 14:58:36,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:36,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:36,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:36,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:36,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:36,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:36,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:36,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:36,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:36,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:36,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 14:58:36,815 WARN L179 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 210 [2018-10-24 14:58:38,785 WARN L179 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 165 DAG size of output: 49 [2018-10-24 14:58:39,823 WARN L179 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 165 DAG size of output: 49 [2018-10-24 14:58:39,825 INFO L425 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2018-10-24 14:58:39,825 INFO L425 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2018-10-24 14:58:39,825 INFO L425 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,826 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,826 INFO L425 ceAbstractionStarter]: For program point L1622(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,826 INFO L425 ceAbstractionStarter]: For program point L1556(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,826 INFO L425 ceAbstractionStarter]: For program point L1490(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,826 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,826 INFO L425 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,826 INFO L425 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2018-10-24 14:58:39,826 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,826 INFO L425 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2018-10-24 14:58:39,826 INFO L425 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2018-10-24 14:58:39,827 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,827 INFO L425 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,827 INFO L425 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,827 INFO L425 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,827 INFO L425 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2018-10-24 14:58:39,827 INFO L425 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2018-10-24 14:58:39,827 INFO L425 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,827 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,827 INFO L425 ceAbstractionStarter]: For program point L1625(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,827 INFO L425 ceAbstractionStarter]: For program point L1559(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,827 INFO L425 ceAbstractionStarter]: For program point L1493(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,828 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,828 INFO L425 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,828 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,828 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,828 INFO L425 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,828 INFO L425 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2018-10-24 14:58:39,828 INFO L425 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2018-10-24 14:58:39,828 INFO L425 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2018-10-24 14:58:39,828 INFO L425 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,828 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,828 INFO L425 ceAbstractionStarter]: For program point L1628(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,829 INFO L425 ceAbstractionStarter]: For program point L1562(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,829 INFO L425 ceAbstractionStarter]: For program point L1496(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,829 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,829 INFO L425 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2018-10-24 14:58:39,829 INFO L425 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2018-10-24 14:58:39,829 INFO L425 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2018-10-24 14:58:39,829 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1602) no Hoare annotation was computed. [2018-10-24 14:58:39,829 INFO L425 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,829 INFO L425 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,829 INFO L425 ceAbstractionStarter]: For program point L1631(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,830 INFO L425 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,830 INFO L425 ceAbstractionStarter]: For program point L1565(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,830 INFO L425 ceAbstractionStarter]: For program point L1499(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,830 INFO L425 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2018-10-24 14:58:39,830 INFO L425 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2018-10-24 14:58:39,830 INFO L425 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2018-10-24 14:58:39,830 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,830 INFO L425 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,830 INFO L425 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,830 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2018-10-24 14:58:39,830 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,831 INFO L425 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2018-10-24 14:58:39,831 INFO L425 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,831 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,831 INFO L425 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2018-10-24 14:58:39,831 INFO L425 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2018-10-24 14:58:39,831 INFO L425 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,831 INFO L425 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,831 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,831 INFO L425 ceAbstractionStarter]: For program point L1634(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,831 INFO L425 ceAbstractionStarter]: For program point L1568(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,832 INFO L425 ceAbstractionStarter]: For program point L1502(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,832 INFO L425 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,832 INFO L425 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2018-10-24 14:58:39,832 INFO L425 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2018-10-24 14:58:39,832 INFO L425 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2018-10-24 14:58:39,832 INFO L425 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2018-10-24 14:58:39,832 INFO L425 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2018-10-24 14:58:39,832 INFO L425 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,832 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,832 INFO L425 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,833 INFO L425 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,833 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,833 INFO L425 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,833 INFO L425 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,833 INFO L425 ceAbstractionStarter]: For program point L1637(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,833 INFO L425 ceAbstractionStarter]: For program point L1571(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,833 INFO L425 ceAbstractionStarter]: For program point L1505(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,833 INFO L425 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2018-10-24 14:58:39,833 INFO L425 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2018-10-24 14:58:39,833 INFO L425 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2018-10-24 14:58:39,833 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,834 INFO L425 ceAbstractionStarter]: For program point L1640(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,834 INFO L425 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,834 INFO L425 ceAbstractionStarter]: For program point L1574(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,834 INFO L425 ceAbstractionStarter]: For program point L1508(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,834 INFO L425 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,834 INFO L425 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,834 INFO L425 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,834 INFO L425 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,834 INFO L425 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2018-10-24 14:58:39,834 INFO L425 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2018-10-24 14:58:39,834 INFO L425 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2018-10-24 14:58:39,834 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2018-10-24 14:58:39,835 INFO L425 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2018-10-24 14:58:39,835 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,835 INFO L425 ceAbstractionStarter]: For program point L1643(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,835 INFO L425 ceAbstractionStarter]: For program point L1577(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,835 INFO L425 ceAbstractionStarter]: For program point L1511(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,835 INFO L425 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,835 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-24 14:58:39,835 INFO L425 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,835 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,835 INFO L425 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,835 INFO L425 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2018-10-24 14:58:39,836 INFO L425 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2018-10-24 14:58:39,836 INFO L425 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2018-10-24 14:58:39,836 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,836 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,836 INFO L425 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,836 INFO L425 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2018-10-24 14:58:39,836 INFO L425 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2018-10-24 14:58:39,836 INFO L425 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,836 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,836 INFO L425 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,836 INFO L425 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2018-10-24 14:58:39,837 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,837 INFO L425 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2018-10-24 14:58:39,837 INFO L425 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,837 INFO L425 ceAbstractionStarter]: For program point L1646(lines 1646 1648) no Hoare annotation was computed. [2018-10-24 14:58:39,837 INFO L425 ceAbstractionStarter]: For program point L1580(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,837 INFO L425 ceAbstractionStarter]: For program point L1514(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,837 INFO L425 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2018-10-24 14:58:39,837 INFO L425 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2018-10-24 14:58:39,837 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2018-10-24 14:58:39,837 INFO L425 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2018-10-24 14:58:39,837 INFO L425 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2018-10-24 14:58:39,838 INFO L425 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2018-10-24 14:58:39,838 INFO L425 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2018-10-24 14:58:39,838 INFO L425 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,838 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,838 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,839 INFO L421 ceAbstractionStarter]: At program point L1649(lines 54 1650) the Hoare annotation is: (let ((.cse10 (= ~a3~0 1)) (.cse11 (= ~a6~0 1)) (.cse9 (= ~a26~0 1))) (let ((.cse6 (not .cse9)) (.cse12 (= ~a3~0 0)) (.cse0 (<= ~a11~0 0)) (.cse1 (not (= ~a12~0 1))) (.cse8 (not .cse11)) (.cse3 (<= ~a27~0 0)) (.cse4 (= ~a27~0 1)) (.cse5 (not .cse10)) (.cse2 (= ~a5~0 1)) (.cse7 (= ~a11~0 1)) (.cse13 (= ~a16~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse2) (and .cse6 (and .cse4 .cse1 .cse5 .cse2) .cse7) (and .cse8 .cse2 .cse7 .cse9 .cse3) (and .cse4 .cse1 .cse2 .cse7 .cse9 .cse10) (and .cse11 .cse0 .cse2 .cse3) (and .cse4 .cse1 .cse0 .cse2) (and .cse2 .cse7 .cse9 .cse12 .cse3) (and .cse0 .cse2 .cse12 .cse3) (and .cse6 .cse11 .cse2 .cse7 .cse13 .cse10 .cse3) (and .cse4 .cse2 .cse7 .cse9 .cse13) (and .cse1 .cse2 .cse7 .cse9 .cse3) (and .cse4 .cse11 .cse2 .cse7 .cse12) (and .cse4 .cse0 .cse2 .cse9) (and .cse0 .cse5 .cse2 .cse9 .cse3) (and (and .cse1 .cse4 .cse8) .cse2 .cse7) (and (and .cse4 .cse8) .cse2 .cse7 .cse9) (and (and .cse1 .cse8) .cse5 .cse2 .cse7 .cse3) (and .cse4 .cse11 .cse5 .cse2 .cse7 .cse13)))) [2018-10-24 14:58:39,839 INFO L425 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,839 INFO L425 ceAbstractionStarter]: For program point L1583(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,839 INFO L425 ceAbstractionStarter]: For program point L1517(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,839 INFO L425 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2018-10-24 14:58:39,840 INFO L425 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2018-10-24 14:58:39,840 INFO L425 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,840 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,840 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-24 14:58:39,840 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,840 INFO L428 ceAbstractionStarter]: At program point L1652(lines 1652 1669) the Hoare annotation is: true [2018-10-24 14:58:39,840 INFO L425 ceAbstractionStarter]: For program point L1586(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,840 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,840 INFO L425 ceAbstractionStarter]: For program point L1520(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,840 INFO L425 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,840 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,841 INFO L425 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,841 INFO L425 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2018-10-24 14:58:39,841 INFO L425 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2018-10-24 14:58:39,841 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,841 INFO L425 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,841 INFO L425 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,841 INFO L425 ceAbstractionStarter]: For program point L1589(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,841 INFO L425 ceAbstractionStarter]: For program point L1523(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,841 INFO L425 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,841 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,841 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,842 INFO L425 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,842 INFO L425 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2018-10-24 14:58:39,842 INFO L425 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2018-10-24 14:58:39,842 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,842 INFO L425 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,842 INFO L425 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-10-24 14:58:39,842 INFO L425 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2018-10-24 14:58:39,842 INFO L425 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,842 INFO L425 ceAbstractionStarter]: For program point L1658-1(lines 1658 1668) no Hoare annotation was computed. [2018-10-24 14:58:39,842 INFO L425 ceAbstractionStarter]: For program point L1592(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,843 INFO L421 ceAbstractionStarter]: At program point L1658-3(lines 1658 1668) the Hoare annotation is: (let ((.cse10 (= ~a3~0 1)) (.cse11 (= ~a6~0 1)) (.cse9 (= ~a26~0 1))) (let ((.cse6 (not .cse9)) (.cse12 (= ~a3~0 0)) (.cse0 (<= ~a11~0 0)) (.cse1 (not (= ~a12~0 1))) (.cse8 (not .cse11)) (.cse3 (<= ~a27~0 0)) (.cse4 (= ~a27~0 1)) (.cse5 (not .cse10)) (.cse2 (= ~a5~0 1)) (.cse7 (= ~a11~0 1)) (.cse13 (= ~a16~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse2) (and .cse6 (and .cse4 .cse1 .cse5 .cse2) .cse7) (and .cse8 .cse2 .cse7 .cse9 .cse3) (and .cse4 .cse1 .cse2 .cse7 .cse9 .cse10) (and .cse11 .cse0 .cse2 .cse3) (and .cse4 .cse1 .cse0 .cse2) (and .cse2 .cse7 .cse9 .cse12 .cse3) (and .cse0 .cse2 .cse12 .cse3) (and .cse6 .cse11 .cse2 .cse7 .cse13 .cse10 .cse3) (and .cse4 .cse2 .cse7 .cse9 .cse13) (and .cse1 .cse2 .cse7 .cse9 .cse3) (and .cse4 .cse11 .cse2 .cse7 .cse12) (and .cse4 .cse0 .cse2 .cse9) (and .cse0 .cse5 .cse2 .cse9 .cse3) (and (and .cse1 .cse4 .cse8) .cse2 .cse7) (and (and .cse4 .cse8) .cse2 .cse7 .cse9) (and (and .cse1 .cse8) .cse5 .cse2 .cse7 .cse3) (and .cse4 .cse11 .cse5 .cse2 .cse7 .cse13)))) [2018-10-24 14:58:39,843 INFO L425 ceAbstractionStarter]: For program point L1526(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,843 INFO L425 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,843 INFO L425 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,843 INFO L425 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2018-10-24 14:58:39,843 INFO L425 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2018-10-24 14:58:39,843 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,843 INFO L425 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,843 INFO L425 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,843 INFO L425 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,844 INFO L425 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,844 INFO L425 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,844 INFO L425 ceAbstractionStarter]: For program point L1595(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,844 INFO L425 ceAbstractionStarter]: For program point L1529(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,844 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2018-10-24 14:58:39,844 INFO L425 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2018-10-24 14:58:39,844 INFO L425 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2018-10-24 14:58:39,844 INFO L425 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,844 INFO L425 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2018-10-24 14:58:39,844 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,844 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,845 INFO L425 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2018-10-24 14:58:39,845 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,845 INFO L425 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,845 INFO L425 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,845 INFO L425 ceAbstractionStarter]: For program point L1598(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,845 INFO L425 ceAbstractionStarter]: For program point L1532(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,845 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2018-10-24 14:58:39,845 INFO L425 ceAbstractionStarter]: For program point L1466-1(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,845 INFO L425 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2018-10-24 14:58:39,845 INFO L425 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2018-10-24 14:58:39,845 INFO L425 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-10-24 14:58:39,846 INFO L425 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,846 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,846 INFO L425 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,846 INFO L425 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,846 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,846 INFO L425 ceAbstractionStarter]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,846 INFO L425 ceAbstractionStarter]: For program point L1535(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,846 INFO L425 ceAbstractionStarter]: For program point L1469(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,846 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2018-10-24 14:58:39,846 INFO L425 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2018-10-24 14:58:39,846 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,846 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,847 INFO L425 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2018-10-24 14:58:39,847 INFO L425 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2018-10-24 14:58:39,847 INFO L425 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2018-10-24 14:58:39,847 INFO L425 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,847 INFO L425 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,847 INFO L425 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,847 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,847 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,847 INFO L425 ceAbstractionStarter]: For program point L1604(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,847 INFO L425 ceAbstractionStarter]: For program point L1538(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,848 INFO L425 ceAbstractionStarter]: For program point L1472(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,848 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,848 INFO L425 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,848 INFO L425 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,848 INFO L425 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2018-10-24 14:58:39,848 INFO L425 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2018-10-24 14:58:39,848 INFO L425 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2018-10-24 14:58:39,848 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-24 14:58:39,849 INFO L425 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,849 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,849 INFO L425 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,849 INFO L425 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,849 INFO L425 ceAbstractionStarter]: For program point L1607(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,849 INFO L425 ceAbstractionStarter]: For program point L1541(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,849 INFO L425 ceAbstractionStarter]: For program point L1475(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,849 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2018-10-24 14:58:39,850 INFO L425 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2018-10-24 14:58:39,850 INFO L425 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,850 INFO L425 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2018-10-24 14:58:39,850 INFO L425 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2018-10-24 14:58:39,850 INFO L425 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2018-10-24 14:58:39,850 INFO L425 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,850 INFO L425 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,851 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,851 INFO L425 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,851 INFO L425 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,851 INFO L425 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2018-10-24 14:58:39,851 INFO L425 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2018-10-24 14:58:39,851 INFO L425 ceAbstractionStarter]: For program point L1610(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,851 INFO L425 ceAbstractionStarter]: For program point L1544(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,852 INFO L425 ceAbstractionStarter]: For program point L1478(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,852 INFO L425 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2018-10-24 14:58:39,852 INFO L425 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2018-10-24 14:58:39,852 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,852 INFO L425 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2018-10-24 14:58:39,852 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,852 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,853 INFO L425 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,853 INFO L425 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,853 INFO L425 ceAbstractionStarter]: For program point L1613(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,853 INFO L425 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,853 INFO L425 ceAbstractionStarter]: For program point L1547(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,853 INFO L425 ceAbstractionStarter]: For program point L1481(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,853 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,853 INFO L425 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,854 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-24 14:58:39,854 INFO L425 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2018-10-24 14:58:39,854 INFO L425 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2018-10-24 14:58:39,854 INFO L425 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2018-10-24 14:58:39,854 INFO L425 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,854 INFO L425 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2018-10-24 14:58:39,854 INFO L425 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2018-10-24 14:58:39,855 INFO L425 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,855 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,855 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,855 INFO L425 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,855 INFO L425 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,855 INFO L425 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,855 INFO L425 ceAbstractionStarter]: For program point L1616(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,855 INFO L425 ceAbstractionStarter]: For program point L1550(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,856 INFO L425 ceAbstractionStarter]: For program point L1484(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,856 INFO L425 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2018-10-24 14:58:39,856 INFO L425 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2018-10-24 14:58:39,856 INFO L425 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2018-10-24 14:58:39,856 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,856 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,856 INFO L425 ceAbstractionStarter]: For program point L1619(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,856 INFO L425 ceAbstractionStarter]: For program point L1553(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,856 INFO L425 ceAbstractionStarter]: For program point L1487(lines 54 1650) no Hoare annotation was computed. [2018-10-24 14:58:39,857 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,857 INFO L425 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2018-10-24 14:58:39,857 INFO L425 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2018-10-24 14:58:39,857 INFO L425 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,857 INFO L425 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2018-10-24 14:58:39,857 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2018-10-24 14:58:39,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:58:39 BoogieIcfgContainer [2018-10-24 14:58:39,885 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 14:58:39,886 INFO L168 Benchmark]: Toolchain (without parser) took 65342.42 ms. Allocated memory was 1.5 GB in the beginning and 3.5 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 29.3 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2018-10-24 14:58:39,887 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 14:58:39,888 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1165.27 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-10-24 14:58:39,889 INFO L168 Benchmark]: Boogie Procedure Inliner took 332.44 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 753.9 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -879.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2018-10-24 14:58:39,890 INFO L168 Benchmark]: Boogie Preprocessor took 138.08 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2018-10-24 14:58:39,891 INFO L168 Benchmark]: RCFGBuilder took 5550.97 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 274.6 MB). Peak memory consumption was 274.6 MB. Max. memory is 7.1 GB. [2018-10-24 14:58:39,892 INFO L168 Benchmark]: TraceAbstraction took 58150.82 ms. Allocated memory was 2.3 GB in the beginning and 3.5 GB in the end (delta: 1.2 GB). Free memory was 1.9 GB in the beginning and 1.4 GB in the end (delta: 535.5 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-10-24 14:58:39,897 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1165.27 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 332.44 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 753.9 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -879.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 138.08 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5550.97 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 274.6 MB). Peak memory consumption was 274.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 58150.82 ms. Allocated memory was 2.3 GB in the beginning and 3.5 GB in the end (delta: 1.2 GB). Free memory was 1.9 GB in the beginning and 1.4 GB in the end (delta: 535.5 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1602]: 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: 1652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: ((((((((((((((((((((a11 <= 0 && !(a12 == 1)) && a5 == 1) && a27 <= 0) || (((a27 == 1 && a11 <= 0) && !(a3 == 1)) && a5 == 1)) || ((!(a26 == 1) && ((a27 == 1 && !(a12 == 1)) && !(a3 == 1)) && a5 == 1) && a11 == 1)) || ((((!(a6 == 1) && a5 == 1) && a11 == 1) && a26 == 1) && a27 <= 0)) || (((((a27 == 1 && !(a12 == 1)) && a5 == 1) && a11 == 1) && a26 == 1) && a3 == 1)) || (((a6 == 1 && a11 <= 0) && a5 == 1) && a27 <= 0)) || (((a27 == 1 && !(a12 == 1)) && a11 <= 0) && a5 == 1)) || ((((a5 == 1 && a11 == 1) && a26 == 1) && a3 == 0) && a27 <= 0)) || (((a11 <= 0 && a5 == 1) && a3 == 0) && a27 <= 0)) || ((((((!(a26 == 1) && a6 == 1) && a5 == 1) && a11 == 1) && a16 == 1) && a3 == 1) && a27 <= 0)) || ((((a27 == 1 && a5 == 1) && a11 == 1) && a26 == 1) && a16 == 1)) || ((((!(a12 == 1) && a5 == 1) && a11 == 1) && a26 == 1) && a27 <= 0)) || ((((a27 == 1 && a6 == 1) && a5 == 1) && a11 == 1) && a3 == 0)) || (((a27 == 1 && a11 <= 0) && a5 == 1) && a26 == 1)) || ((((a11 <= 0 && !(a3 == 1)) && a5 == 1) && a26 == 1) && a27 <= 0)) || ((((!(a12 == 1) && a27 == 1) && !(a6 == 1)) && a5 == 1) && a11 == 1)) || ((((a27 == 1 && !(a6 == 1)) && a5 == 1) && a11 == 1) && a26 == 1)) || (((((!(a12 == 1) && !(a6 == 1)) && !(a3 == 1)) && a5 == 1) && a11 == 1) && a27 <= 0)) || (((((a27 == 1 && a6 == 1) && !(a3 == 1)) && a5 == 1) && a11 == 1) && a16 == 1) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: ((((((((((((((((((((a11 <= 0 && !(a12 == 1)) && a5 == 1) && a27 <= 0) || (((a27 == 1 && a11 <= 0) && !(a3 == 1)) && a5 == 1)) || ((!(a26 == 1) && ((a27 == 1 && !(a12 == 1)) && !(a3 == 1)) && a5 == 1) && a11 == 1)) || ((((!(a6 == 1) && a5 == 1) && a11 == 1) && a26 == 1) && a27 <= 0)) || (((((a27 == 1 && !(a12 == 1)) && a5 == 1) && a11 == 1) && a26 == 1) && a3 == 1)) || (((a6 == 1 && a11 <= 0) && a5 == 1) && a27 <= 0)) || (((a27 == 1 && !(a12 == 1)) && a11 <= 0) && a5 == 1)) || ((((a5 == 1 && a11 == 1) && a26 == 1) && a3 == 0) && a27 <= 0)) || (((a11 <= 0 && a5 == 1) && a3 == 0) && a27 <= 0)) || ((((((!(a26 == 1) && a6 == 1) && a5 == 1) && a11 == 1) && a16 == 1) && a3 == 1) && a27 <= 0)) || ((((a27 == 1 && a5 == 1) && a11 == 1) && a26 == 1) && a16 == 1)) || ((((!(a12 == 1) && a5 == 1) && a11 == 1) && a26 == 1) && a27 <= 0)) || ((((a27 == 1 && a6 == 1) && a5 == 1) && a11 == 1) && a3 == 0)) || (((a27 == 1 && a11 <= 0) && a5 == 1) && a26 == 1)) || ((((a11 <= 0 && !(a3 == 1)) && a5 == 1) && a26 == 1) && a27 <= 0)) || ((((!(a12 == 1) && a27 == 1) && !(a6 == 1)) && a5 == 1) && a11 == 1)) || ((((a27 == 1 && !(a6 == 1)) && a5 == 1) && a11 == 1) && a26 == 1)) || (((((!(a12 == 1) && !(a6 == 1)) && !(a3 == 1)) && a5 == 1) && a11 == 1) && a27 <= 0)) || (((((a27 == 1 && a6 == 1) && !(a3 == 1)) && a5 == 1) && a11 == 1) && a16 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 303 locations, 1 error locations. SAFE Result, 58.0s OverallTime, 13 OverallIterations, 6 TraceHistogramMax, 41.7s AutomataDifference, 0.0s DeadEndRemovalTime, 4.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 3595 SDtfs, 8427 SDslu, 1617 SDs, 0 SdLazy, 16668 SolverSat, 3890 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 559 GetRequests, 525 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60594occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 4.6s AutomataMinimizationTime, 13 MinimizatonAttempts, 13701 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 440 NumberOfFragments, 655 HoareAnnotationTreeSize, 3 FomulaSimplifications, 21352 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 3 FomulaSimplificationsInter, 7494 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 4393 NumberOfCodeBlocks, 4393 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 4378 ConstructedInterpolants, 0 QuantifiedInterpolants, 2654836 SizeOfPredicates, 2 NumberOfNonLiveVariables, 868 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 2383/2391 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...