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/Problem16_label45_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 16:42:44,947 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 16:42:44,950 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 16:42:44,970 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 16:42:44,971 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 16:42:44,972 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 16:42:44,974 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 16:42:44,977 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 16:42:44,979 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 16:42:44,980 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 16:42:44,984 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 16:42:44,985 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 16:42:44,986 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 16:42:44,987 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 16:42:44,988 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 16:42:44,989 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 16:42:44,992 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 16:42:44,995 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 16:42:45,002 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 16:42:45,004 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 16:42:45,007 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 16:42:45,009 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 16:42:45,012 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-24 16:42:45,029 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 16:42:45,061 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 16:42:45,061 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 16:42:45,062 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 16:42:45,062 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-24 16:42:45,063 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-24 16:42:45,063 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-24 16:42:45,063 INFO L133 SettingsManager]: * Use SBE=true [2018-10-24 16:42:45,064 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 16:42:45,064 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 16:42:45,064 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 16:42:45,064 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 16:42:45,064 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 16:42:45,065 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 16:42:45,065 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 16:42:45,065 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 16:42:45,065 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 16:42:45,065 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 16:42:45,066 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 16:42:45,066 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 16:42:45,066 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 16:42:45,066 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 16:42:45,066 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 16:42:45,067 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 16:42:45,067 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-24 16:42:45,067 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 16:42:45,067 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 16:42:45,067 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 16:42:45,068 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 16:42:45,112 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 16:42:45,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 16:42:45,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 16:42:45,130 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 16:42:45,130 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 16:42:45,131 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label45_true-unreach-call.c [2018-10-24 16:42:45,191 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0eb96c82e/781838e2815c42d8bff88ad3fa9e20ae/FLAGd4a708d90 [2018-10-24 16:42:45,850 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 16:42:45,851 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem16_label45_true-unreach-call.c [2018-10-24 16:42:45,871 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0eb96c82e/781838e2815c42d8bff88ad3fa9e20ae/FLAGd4a708d90 [2018-10-24 16:42:45,892 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0eb96c82e/781838e2815c42d8bff88ad3fa9e20ae [2018-10-24 16:42:45,906 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 16:42:45,908 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 16:42:45,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 16:42:45,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 16:42:45,915 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 16:42:45,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:42:45" (1/1) ... [2018-10-24 16:42:45,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24227eaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:42:45, skipping insertion in model container [2018-10-24 16:42:45,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:42:45" (1/1) ... [2018-10-24 16:42:45,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 16:42:46,017 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 16:42:46,713 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 16:42:46,718 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 16:42:47,000 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 16:42:47,023 INFO L193 MainTranslator]: Completed translation [2018-10-24 16:42:47,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:42:47 WrapperNode [2018-10-24 16:42:47,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 16:42:47,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 16:42:47,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 16:42:47,026 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 16:42:47,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:42:47" (1/1) ... [2018-10-24 16:42:47,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:42:47" (1/1) ... [2018-10-24 16:42:47,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 16:42:47,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 16:42:47,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 16:42:47,356 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 16:42:47,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:42:47" (1/1) ... [2018-10-24 16:42:47,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:42:47" (1/1) ... [2018-10-24 16:42:47,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:42:47" (1/1) ... [2018-10-24 16:42:47,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:42:47" (1/1) ... [2018-10-24 16:42:47,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:42:47" (1/1) ... [2018-10-24 16:42:47,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:42:47" (1/1) ... [2018-10-24 16:42:47,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:42:47" (1/1) ... [2018-10-24 16:42:47,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 16:42:47,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 16:42:47,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 16:42:47,531 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 16:42:47,532 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:42:47" (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 16:42:47,602 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-24 16:42:47,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 16:42:47,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 16:42:53,907 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 16:42:53,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:42:53 BoogieIcfgContainer [2018-10-24 16:42:53,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 16:42:53,911 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 16:42:53,911 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 16:42:53,915 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 16:42:53,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 04:42:45" (1/3) ... [2018-10-24 16:42:53,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@215e30fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:42:53, skipping insertion in model container [2018-10-24 16:42:53,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:42:47" (2/3) ... [2018-10-24 16:42:53,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@215e30fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:42:53, skipping insertion in model container [2018-10-24 16:42:53,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:42:53" (3/3) ... [2018-10-24 16:42:53,923 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label45_true-unreach-call.c [2018-10-24 16:42:53,934 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 16:42:53,952 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 16:42:53,970 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 16:42:54,025 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-24 16:42:54,026 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 16:42:54,026 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 16:42:54,027 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 16:42:54,027 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 16:42:54,028 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 16:42:54,028 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 16:42:54,028 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 16:42:54,028 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 16:42:54,072 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2018-10-24 16:42:54,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-24 16:42:54,091 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:42:54,093 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] [2018-10-24 16:42:54,095 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:42:54,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:42:54,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1704727530, now seen corresponding path program 1 times [2018-10-24 16:42:54,105 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:42:54,105 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:42:54,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:42:54,165 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:42:54,165 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:42:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:42:54,633 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 16:42:54,636 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:42:54,637 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 16:42:54,642 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:42:54,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:42:54,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:42:54,661 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 4 states. [2018-10-24 16:43:00,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:43:00,693 INFO L93 Difference]: Finished difference Result 1473 states and 2781 transitions. [2018-10-24 16:43:00,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:43:00,695 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2018-10-24 16:43:00,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:43:00,725 INFO L225 Difference]: With dead ends: 1473 [2018-10-24 16:43:00,725 INFO L226 Difference]: Without dead ends: 1069 [2018-10-24 16:43:00,731 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 16:43:00,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states. [2018-10-24 16:43:00,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 724. [2018-10-24 16:43:00,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 724 states. [2018-10-24 16:43:00,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1277 transitions. [2018-10-24 16:43:00,837 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1277 transitions. Word has length 54 [2018-10-24 16:43:00,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:43:00,837 INFO L481 AbstractCegarLoop]: Abstraction has 724 states and 1277 transitions. [2018-10-24 16:43:00,837 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:43:00,838 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1277 transitions. [2018-10-24 16:43:00,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-24 16:43:00,843 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:43:00,843 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:43:00,844 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:43:00,844 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:43:00,844 INFO L82 PathProgramCache]: Analyzing trace with hash 2068944458, now seen corresponding path program 1 times [2018-10-24 16:43:00,844 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:43:00,844 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:43:00,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:00,846 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:43:00,846 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:43:01,051 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:43:01,051 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:43:01,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 16:43:01,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:43:01,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:43:01,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:43:01,054 INFO L87 Difference]: Start difference. First operand 724 states and 1277 transitions. Second operand 4 states. [2018-10-24 16:43:06,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:43:06,343 INFO L93 Difference]: Finished difference Result 2766 states and 4980 transitions. [2018-10-24 16:43:06,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:43:06,344 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2018-10-24 16:43:06,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:43:06,356 INFO L225 Difference]: With dead ends: 2766 [2018-10-24 16:43:06,357 INFO L226 Difference]: Without dead ends: 2044 [2018-10-24 16:43:06,361 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 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 16:43:06,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2018-10-24 16:43:06,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 2044. [2018-10-24 16:43:06,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2044 states. [2018-10-24 16:43:06,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 2044 states and 3249 transitions. [2018-10-24 16:43:06,419 INFO L78 Accepts]: Start accepts. Automaton has 2044 states and 3249 transitions. Word has length 121 [2018-10-24 16:43:06,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:43:06,420 INFO L481 AbstractCegarLoop]: Abstraction has 2044 states and 3249 transitions. [2018-10-24 16:43:06,420 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:43:06,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 3249 transitions. [2018-10-24 16:43:06,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-24 16:43:06,425 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:43:06,425 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:43:06,425 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:43:06,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:43:06,426 INFO L82 PathProgramCache]: Analyzing trace with hash -2071112211, now seen corresponding path program 1 times [2018-10-24 16:43:06,426 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:43:06,426 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:43:06,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:06,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:43:06,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:43:07,003 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 21 [2018-10-24 16:43:07,204 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:43:07,205 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:43:07,205 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-24 16:43:07,205 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-24 16:43:07,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-24 16:43:07,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-10-24 16:43:07,206 INFO L87 Difference]: Start difference. First operand 2044 states and 3249 transitions. Second operand 6 states. [2018-10-24 16:43:14,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:43:14,454 INFO L93 Difference]: Finished difference Result 6728 states and 10478 transitions. [2018-10-24 16:43:14,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-24 16:43:14,456 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 134 [2018-10-24 16:43:14,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:43:14,481 INFO L225 Difference]: With dead ends: 6728 [2018-10-24 16:43:14,481 INFO L226 Difference]: Without dead ends: 4686 [2018-10-24 16:43:14,485 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-10-24 16:43:14,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4686 states. [2018-10-24 16:43:14,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4686 to 4686. [2018-10-24 16:43:14,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4686 states. [2018-10-24 16:43:14,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4686 states to 4686 states and 6895 transitions. [2018-10-24 16:43:14,573 INFO L78 Accepts]: Start accepts. Automaton has 4686 states and 6895 transitions. Word has length 134 [2018-10-24 16:43:14,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:43:14,573 INFO L481 AbstractCegarLoop]: Abstraction has 4686 states and 6895 transitions. [2018-10-24 16:43:14,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-24 16:43:14,574 INFO L276 IsEmpty]: Start isEmpty. Operand 4686 states and 6895 transitions. [2018-10-24 16:43:14,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-24 16:43:14,583 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:43:14,583 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, 2, 2, 2, 2, 2, 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] [2018-10-24 16:43:14,584 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:43:14,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:43:14,584 INFO L82 PathProgramCache]: Analyzing trace with hash -1459950756, now seen corresponding path program 1 times [2018-10-24 16:43:14,584 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:43:14,584 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:43:14,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:14,588 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:43:14,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:14,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:43:14,844 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-10-24 16:43:14,844 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:43:14,844 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-24 16:43:14,845 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 16:43:14,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 16:43:14,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 16:43:14,846 INFO L87 Difference]: Start difference. First operand 4686 states and 6895 transitions. Second operand 3 states. [2018-10-24 16:43:17,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:43:17,032 INFO L93 Difference]: Finished difference Result 12998 states and 19544 transitions. [2018-10-24 16:43:17,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 16:43:17,033 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 222 [2018-10-24 16:43:17,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:43:17,074 INFO L225 Difference]: With dead ends: 12998 [2018-10-24 16:43:17,075 INFO L226 Difference]: Without dead ends: 8646 [2018-10-24 16:43:17,083 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 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 16:43:17,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8646 states. [2018-10-24 16:43:17,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8646 to 8646. [2018-10-24 16:43:17,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8646 states. [2018-10-24 16:43:17,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8646 states to 8646 states and 12001 transitions. [2018-10-24 16:43:17,372 INFO L78 Accepts]: Start accepts. Automaton has 8646 states and 12001 transitions. Word has length 222 [2018-10-24 16:43:17,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:43:17,373 INFO L481 AbstractCegarLoop]: Abstraction has 8646 states and 12001 transitions. [2018-10-24 16:43:17,374 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 16:43:17,374 INFO L276 IsEmpty]: Start isEmpty. Operand 8646 states and 12001 transitions. [2018-10-24 16:43:17,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2018-10-24 16:43:17,385 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:43:17,385 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-24 16:43:17,386 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:43:17,386 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:43:17,386 INFO L82 PathProgramCache]: Analyzing trace with hash -1931679898, now seen corresponding path program 1 times [2018-10-24 16:43:17,386 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:43:17,386 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:43:17,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:17,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:43:17,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:17,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:43:17,766 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-24 16:43:18,196 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-24 16:43:18,196 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:43:18,197 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-24 16:43:18,197 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-24 16:43:18,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-24 16:43:18,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-24 16:43:18,198 INFO L87 Difference]: Start difference. First operand 8646 states and 12001 transitions. Second operand 7 states. [2018-10-24 16:43:24,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:43:24,017 INFO L93 Difference]: Finished difference Result 17367 states and 24077 transitions. [2018-10-24 16:43:24,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-24 16:43:24,018 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 346 [2018-10-24 16:43:24,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:43:24,049 INFO L225 Difference]: With dead ends: 17367 [2018-10-24 16:43:24,049 INFO L226 Difference]: Without dead ends: 8723 [2018-10-24 16:43:24,060 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2018-10-24 16:43:24,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8723 states. [2018-10-24 16:43:24,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8723 to 8644. [2018-10-24 16:43:24,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8644 states. [2018-10-24 16:43:24,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8644 states to 8644 states and 11991 transitions. [2018-10-24 16:43:24,205 INFO L78 Accepts]: Start accepts. Automaton has 8644 states and 11991 transitions. Word has length 346 [2018-10-24 16:43:24,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:43:24,205 INFO L481 AbstractCegarLoop]: Abstraction has 8644 states and 11991 transitions. [2018-10-24 16:43:24,205 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-24 16:43:24,206 INFO L276 IsEmpty]: Start isEmpty. Operand 8644 states and 11991 transitions. [2018-10-24 16:43:24,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-10-24 16:43:24,214 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:43:24,215 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:43:24,216 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:43:24,217 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:43:24,217 INFO L82 PathProgramCache]: Analyzing trace with hash -535426659, now seen corresponding path program 1 times [2018-10-24 16:43:24,217 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:43:24,217 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:43:24,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:24,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:43:24,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:43:24,881 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:43:24,881 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:43:24,881 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-24 16:43:24,882 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-24 16:43:24,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-24 16:43:24,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-24 16:43:24,883 INFO L87 Difference]: Start difference. First operand 8644 states and 11991 transitions. Second operand 7 states. [2018-10-24 16:43:30,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:43:30,373 INFO L93 Difference]: Finished difference Result 17433 states and 24182 transitions. [2018-10-24 16:43:30,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-24 16:43:30,373 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 388 [2018-10-24 16:43:30,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:43:30,392 INFO L225 Difference]: With dead ends: 17433 [2018-10-24 16:43:30,392 INFO L226 Difference]: Without dead ends: 7650 [2018-10-24 16:43:30,402 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-24 16:43:30,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7650 states. [2018-10-24 16:43:30,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7650 to 7650. [2018-10-24 16:43:30,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7650 states. [2018-10-24 16:43:30,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7650 states to 7650 states and 9253 transitions. [2018-10-24 16:43:30,506 INFO L78 Accepts]: Start accepts. Automaton has 7650 states and 9253 transitions. Word has length 388 [2018-10-24 16:43:30,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:43:30,507 INFO L481 AbstractCegarLoop]: Abstraction has 7650 states and 9253 transitions. [2018-10-24 16:43:30,507 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-24 16:43:30,507 INFO L276 IsEmpty]: Start isEmpty. Operand 7650 states and 9253 transitions. [2018-10-24 16:43:30,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2018-10-24 16:43:30,517 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:43:30,518 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-24 16:43:30,518 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:43:30,519 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:43:30,519 INFO L82 PathProgramCache]: Analyzing trace with hash 1178911943, now seen corresponding path program 1 times [2018-10-24 16:43:30,519 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:43:30,519 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:43:30,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:30,520 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:43:30,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:43:31,029 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-24 16:43:31,414 WARN L179 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-10-24 16:43:31,635 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 15 [2018-10-24 16:43:32,757 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 187 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:43:32,758 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:43:32,758 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 16:43:32,767 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:43:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:43:32,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:43:33,265 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-24 16:43:33,296 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 16:43:33,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 10 [2018-10-24 16:43:33,298 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-24 16:43:33,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-24 16:43:33,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2018-10-24 16:43:33,299 INFO L87 Difference]: Start difference. First operand 7650 states and 9253 transitions. Second operand 11 states. [2018-10-24 16:43:40,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:43:40,570 INFO L93 Difference]: Finished difference Result 18618 states and 22144 transitions. [2018-10-24 16:43:40,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-24 16:43:40,571 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 448 [2018-10-24 16:43:40,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:43:40,597 INFO L225 Difference]: With dead ends: 18618 [2018-10-24 16:43:40,598 INFO L226 Difference]: Without dead ends: 11300 [2018-10-24 16:43:40,606 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 447 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=94, Invalid=146, Unknown=0, NotChecked=0, Total=240 [2018-10-24 16:43:40,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11300 states. [2018-10-24 16:43:40,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11300 to 10620. [2018-10-24 16:43:40,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10620 states. [2018-10-24 16:43:40,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10620 states to 10620 states and 12229 transitions. [2018-10-24 16:43:40,791 INFO L78 Accepts]: Start accepts. Automaton has 10620 states and 12229 transitions. Word has length 448 [2018-10-24 16:43:40,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:43:40,792 INFO L481 AbstractCegarLoop]: Abstraction has 10620 states and 12229 transitions. [2018-10-24 16:43:40,792 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-24 16:43:40,793 INFO L276 IsEmpty]: Start isEmpty. Operand 10620 states and 12229 transitions. [2018-10-24 16:43:40,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2018-10-24 16:43:40,806 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:43:40,806 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-24 16:43:40,807 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:43:40,807 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:43:40,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1223749150, now seen corresponding path program 1 times [2018-10-24 16:43:40,807 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:43:40,807 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:43:40,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:40,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:43:40,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:40,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:43:41,261 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:43:41,261 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:43:41,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:43:41,262 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:43:41,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:43:41,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:43:41,263 INFO L87 Difference]: Start difference. First operand 10620 states and 12229 transitions. Second operand 4 states. [2018-10-24 16:43:45,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:43:45,320 INFO L93 Difference]: Finished difference Result 26848 states and 31233 transitions. [2018-10-24 16:43:45,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:43:45,320 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 450 [2018-10-24 16:43:45,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:43:45,356 INFO L225 Difference]: With dead ends: 26848 [2018-10-24 16:43:45,357 INFO L226 Difference]: Without dead ends: 16560 [2018-10-24 16:43:45,371 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 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 16:43:45,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16560 states. [2018-10-24 16:43:45,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16560 to 16560. [2018-10-24 16:43:45,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16560 states. [2018-10-24 16:43:45,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16560 states to 16560 states and 18693 transitions. [2018-10-24 16:43:45,710 INFO L78 Accepts]: Start accepts. Automaton has 16560 states and 18693 transitions. Word has length 450 [2018-10-24 16:43:45,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:43:45,711 INFO L481 AbstractCegarLoop]: Abstraction has 16560 states and 18693 transitions. [2018-10-24 16:43:45,711 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:43:45,711 INFO L276 IsEmpty]: Start isEmpty. Operand 16560 states and 18693 transitions. [2018-10-24 16:43:45,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2018-10-24 16:43:45,721 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:43:45,721 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-24 16:43:45,722 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:43:45,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:43:45,722 INFO L82 PathProgramCache]: Analyzing trace with hash -312681219, now seen corresponding path program 1 times [2018-10-24 16:43:45,722 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:43:45,722 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:43:45,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:45,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:43:45,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:43:46,315 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-10-24 16:43:46,316 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:43:46,316 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:43:46,317 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:43:46,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:43:46,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:43:46,317 INFO L87 Difference]: Start difference. First operand 16560 states and 18693 transitions. Second operand 4 states. [2018-10-24 16:43:49,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:43:49,201 INFO L93 Difference]: Finished difference Result 32788 states and 37052 transitions. [2018-10-24 16:43:49,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:43:49,202 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 452 [2018-10-24 16:43:49,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:43:49,228 INFO L225 Difference]: With dead ends: 32788 [2018-10-24 16:43:49,228 INFO L226 Difference]: Without dead ends: 16560 [2018-10-24 16:43:49,245 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 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 16:43:49,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16560 states. [2018-10-24 16:43:49,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16560 to 16560. [2018-10-24 16:43:49,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16560 states. [2018-10-24 16:43:49,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16560 states to 16560 states and 17920 transitions. [2018-10-24 16:43:49,428 INFO L78 Accepts]: Start accepts. Automaton has 16560 states and 17920 transitions. Word has length 452 [2018-10-24 16:43:49,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:43:49,429 INFO L481 AbstractCegarLoop]: Abstraction has 16560 states and 17920 transitions. [2018-10-24 16:43:49,429 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:43:49,429 INFO L276 IsEmpty]: Start isEmpty. Operand 16560 states and 17920 transitions. [2018-10-24 16:43:49,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2018-10-24 16:43:49,441 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:43:49,442 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-24 16:43:49,442 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:43:49,442 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:43:49,442 INFO L82 PathProgramCache]: Analyzing trace with hash -1677297849, now seen corresponding path program 1 times [2018-10-24 16:43:49,443 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:43:49,443 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:43:49,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:49,444 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:43:49,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:43:50,142 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 538 trivial. 0 not checked. [2018-10-24 16:43:50,142 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:43:50,142 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:43:50,143 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:43:50,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:43:50,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:43:50,144 INFO L87 Difference]: Start difference. First operand 16560 states and 17920 transitions. Second operand 4 states. [2018-10-24 16:43:52,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:43:52,143 INFO L93 Difference]: Finished difference Result 36744 states and 39686 transitions. [2018-10-24 16:43:52,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:43:52,143 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 670 [2018-10-24 16:43:52,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:43:52,169 INFO L225 Difference]: With dead ends: 36744 [2018-10-24 16:43:52,169 INFO L226 Difference]: Without dead ends: 20516 [2018-10-24 16:43:52,182 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 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 16:43:52,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20516 states. [2018-10-24 16:43:52,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20516 to 19856. [2018-10-24 16:43:52,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19856 states. [2018-10-24 16:43:52,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19856 states to 19856 states and 20963 transitions. [2018-10-24 16:43:52,393 INFO L78 Accepts]: Start accepts. Automaton has 19856 states and 20963 transitions. Word has length 670 [2018-10-24 16:43:52,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:43:52,394 INFO L481 AbstractCegarLoop]: Abstraction has 19856 states and 20963 transitions. [2018-10-24 16:43:52,394 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:43:52,394 INFO L276 IsEmpty]: Start isEmpty. Operand 19856 states and 20963 transitions. [2018-10-24 16:43:52,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 949 [2018-10-24 16:43:52,419 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:43:52,420 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:43:52,420 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:43:52,420 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:43:52,421 INFO L82 PathProgramCache]: Analyzing trace with hash -164421317, now seen corresponding path program 1 times [2018-10-24 16:43:52,421 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:43:52,421 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:43:52,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:52,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:43:52,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:43:53,231 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-24 16:43:53,530 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 20 [2018-10-24 16:43:54,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1448 backedges. 650 proven. 263 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2018-10-24 16:43:54,427 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:43:54,427 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 16:43:54,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:43:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:43:54,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:43:55,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1448 backedges. 770 proven. 0 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2018-10-24 16:43:55,269 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 16:43:55,269 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2018-10-24 16:43:55,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-24 16:43:55,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-24 16:43:55,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-10-24 16:43:55,275 INFO L87 Difference]: Start difference. First operand 19856 states and 20963 transitions. Second operand 9 states. [2018-10-24 16:43:59,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:43:59,022 INFO L93 Difference]: Finished difference Result 39228 states and 41428 transitions. [2018-10-24 16:43:59,022 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-24 16:43:59,022 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 948 [2018-10-24 16:43:59,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:43:59,042 INFO L225 Difference]: With dead ends: 39228 [2018-10-24 16:43:59,043 INFO L226 Difference]: Without dead ends: 19704 [2018-10-24 16:43:59,055 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 959 GetRequests, 949 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-10-24 16:43:59,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19704 states. [2018-10-24 16:43:59,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19704 to 18534. [2018-10-24 16:43:59,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18534 states. [2018-10-24 16:43:59,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18534 states to 18534 states and 19335 transitions. [2018-10-24 16:43:59,258 INFO L78 Accepts]: Start accepts. Automaton has 18534 states and 19335 transitions. Word has length 948 [2018-10-24 16:43:59,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:43:59,259 INFO L481 AbstractCegarLoop]: Abstraction has 18534 states and 19335 transitions. [2018-10-24 16:43:59,259 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-24 16:43:59,260 INFO L276 IsEmpty]: Start isEmpty. Operand 18534 states and 19335 transitions. [2018-10-24 16:43:59,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1116 [2018-10-24 16:43:59,291 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:43:59,292 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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] [2018-10-24 16:43:59,293 INFO L424 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:43:59,293 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:43:59,293 INFO L82 PathProgramCache]: Analyzing trace with hash 2019770719, now seen corresponding path program 1 times [2018-10-24 16:43:59,293 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:43:59,293 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:43:59,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:59,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:43:59,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:43:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:44:00,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2167 backedges. 1489 proven. 0 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2018-10-24 16:44:00,557 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:44:00,557 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:44:00,558 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:44:00,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:44:00,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:44:00,558 INFO L87 Difference]: Start difference. First operand 18534 states and 19335 transitions. Second operand 4 states. [2018-10-24 16:44:03,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:44:03,283 INFO L93 Difference]: Finished difference Result 39706 states and 41412 transitions. [2018-10-24 16:44:03,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:44:03,284 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1115 [2018-10-24 16:44:03,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:44:03,299 INFO L225 Difference]: With dead ends: 39706 [2018-10-24 16:44:03,300 INFO L226 Difference]: Without dead ends: 19180 [2018-10-24 16:44:03,311 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 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 16:44:03,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19180 states. [2018-10-24 16:44:03,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19180 to 18520. [2018-10-24 16:44:03,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18520 states. [2018-10-24 16:44:03,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18520 states to 18520 states and 19120 transitions. [2018-10-24 16:44:03,486 INFO L78 Accepts]: Start accepts. Automaton has 18520 states and 19120 transitions. Word has length 1115 [2018-10-24 16:44:03,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:44:03,487 INFO L481 AbstractCegarLoop]: Abstraction has 18520 states and 19120 transitions. [2018-10-24 16:44:03,487 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:44:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 18520 states and 19120 transitions. [2018-10-24 16:44:03,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1456 [2018-10-24 16:44:03,524 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:44:03,525 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:44:03,525 INFO L424 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:44:03,526 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:44:03,526 INFO L82 PathProgramCache]: Analyzing trace with hash 2080161843, now seen corresponding path program 1 times [2018-10-24 16:44:03,526 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:44:03,526 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:44:03,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:44:03,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:44:03,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:44:03,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:44:05,213 INFO L134 CoverageAnalysis]: Checked inductivity of 4110 backedges. 2661 proven. 0 refuted. 0 times theorem prover too weak. 1449 trivial. 0 not checked. [2018-10-24 16:44:05,213 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:44:05,214 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:44:05,214 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:44:05,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:44:05,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:44:05,215 INFO L87 Difference]: Start difference. First operand 18520 states and 19120 transitions. Second operand 4 states. [2018-10-24 16:44:07,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:44:07,467 INFO L93 Difference]: Finished difference Result 36704 states and 37881 transitions. [2018-10-24 16:44:07,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:44:07,468 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1455 [2018-10-24 16:44:07,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:44:07,485 INFO L225 Difference]: With dead ends: 36704 [2018-10-24 16:44:07,485 INFO L226 Difference]: Without dead ends: 18516 [2018-10-24 16:44:07,497 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 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 16:44:07,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18516 states. [2018-10-24 16:44:07,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18516 to 17856. [2018-10-24 16:44:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17856 states. [2018-10-24 16:44:07,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17856 states to 17856 states and 18270 transitions. [2018-10-24 16:44:07,715 INFO L78 Accepts]: Start accepts. Automaton has 17856 states and 18270 transitions. Word has length 1455 [2018-10-24 16:44:07,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:44:07,716 INFO L481 AbstractCegarLoop]: Abstraction has 17856 states and 18270 transitions. [2018-10-24 16:44:07,716 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:44:07,716 INFO L276 IsEmpty]: Start isEmpty. Operand 17856 states and 18270 transitions. [2018-10-24 16:44:07,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1457 [2018-10-24 16:44:07,844 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:44:07,845 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:44:07,845 INFO L424 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:44:07,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:44:07,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1786171117, now seen corresponding path program 1 times [2018-10-24 16:44:07,846 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:44:07,847 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:44:07,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:44:07,848 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:44:07,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:44:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:44:09,021 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-24 16:44:09,215 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-10-24 16:44:12,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4117 backedges. 1917 proven. 243 refuted. 0 times theorem prover too weak. 1957 trivial. 0 not checked. [2018-10-24 16:44:12,071 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:44:12,071 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 16:44:12,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:44:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:44:12,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:44:14,198 INFO L134 CoverageAnalysis]: Checked inductivity of 4117 backedges. 1917 proven. 0 refuted. 0 times theorem prover too weak. 2200 trivial. 0 not checked. [2018-10-24 16:44:14,221 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 16:44:14,222 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2018-10-24 16:44:14,224 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-24 16:44:14,224 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-24 16:44:14,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-10-24 16:44:14,224 INFO L87 Difference]: Start difference. First operand 17856 states and 18270 transitions. Second operand 10 states. [2018-10-24 16:44:21,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:44:21,724 INFO L93 Difference]: Finished difference Result 38026 states and 38910 transitions. [2018-10-24 16:44:21,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-24 16:44:21,724 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1456 [2018-10-24 16:44:21,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:44:21,744 INFO L225 Difference]: With dead ends: 38026 [2018-10-24 16:44:21,744 INFO L226 Difference]: Without dead ends: 20502 [2018-10-24 16:44:21,755 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1472 GetRequests, 1455 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2018-10-24 16:44:21,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20502 states. [2018-10-24 16:44:21,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20502 to 18185. [2018-10-24 16:44:21,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18185 states. [2018-10-24 16:44:21,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18185 states to 18185 states and 18597 transitions. [2018-10-24 16:44:21,909 INFO L78 Accepts]: Start accepts. Automaton has 18185 states and 18597 transitions. Word has length 1456 [2018-10-24 16:44:21,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:44:21,909 INFO L481 AbstractCegarLoop]: Abstraction has 18185 states and 18597 transitions. [2018-10-24 16:44:21,909 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-24 16:44:21,909 INFO L276 IsEmpty]: Start isEmpty. Operand 18185 states and 18597 transitions. [2018-10-24 16:44:21,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1488 [2018-10-24 16:44:21,933 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:44:21,934 INFO L375 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2018-10-24 16:44:21,934 INFO L424 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:44:21,934 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:44:21,935 INFO L82 PathProgramCache]: Analyzing trace with hash -2049590733, now seen corresponding path program 1 times [2018-10-24 16:44:21,935 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:44:21,935 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:44:21,935 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:44:21,936 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:44:21,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:44:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:44:22,777 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 9 [2018-10-24 16:44:23,093 WARN L179 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 8 [2018-10-24 16:44:23,472 WARN L179 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 11 [2018-10-24 16:44:23,865 WARN L179 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 15 [2018-10-24 16:44:26,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4843 backedges. 2012 proven. 158 refuted. 0 times theorem prover too weak. 2673 trivial. 0 not checked. [2018-10-24 16:44:26,007 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:44:26,008 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 16:44:26,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:44:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:44:26,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:44:27,647 INFO L134 CoverageAnalysis]: Checked inductivity of 4843 backedges. 2170 proven. 0 refuted. 0 times theorem prover too weak. 2673 trivial. 0 not checked. [2018-10-24 16:44:27,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 16:44:27,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2018-10-24 16:44:27,671 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-24 16:44:27,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-24 16:44:27,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-24 16:44:27,671 INFO L87 Difference]: Start difference. First operand 18185 states and 18597 transitions. Second operand 10 states. [2018-10-24 16:44:35,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:44:35,969 INFO L93 Difference]: Finished difference Result 51145 states and 52327 transitions. [2018-10-24 16:44:35,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-24 16:44:35,969 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1487 [2018-10-24 16:44:35,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:44:35,993 INFO L225 Difference]: With dead ends: 51145 [2018-10-24 16:44:35,993 INFO L226 Difference]: Without dead ends: 33292 [2018-10-24 16:44:36,003 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1517 GetRequests, 1497 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=142, Invalid=278, Unknown=0, NotChecked=0, Total=420 [2018-10-24 16:44:36,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33292 states. [2018-10-24 16:44:36,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33292 to 26038. [2018-10-24 16:44:36,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26038 states. [2018-10-24 16:44:36,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26038 states to 26038 states and 26554 transitions. [2018-10-24 16:44:36,226 INFO L78 Accepts]: Start accepts. Automaton has 26038 states and 26554 transitions. Word has length 1487 [2018-10-24 16:44:36,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:44:36,227 INFO L481 AbstractCegarLoop]: Abstraction has 26038 states and 26554 transitions. [2018-10-24 16:44:36,227 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-24 16:44:36,227 INFO L276 IsEmpty]: Start isEmpty. Operand 26038 states and 26554 transitions. [2018-10-24 16:44:36,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1740 [2018-10-24 16:44:36,253 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:44:36,254 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:44:36,254 INFO L424 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:44:36,255 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:44:36,255 INFO L82 PathProgramCache]: Analyzing trace with hash -872496074, now seen corresponding path program 1 times [2018-10-24 16:44:36,255 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:44:36,255 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:44:36,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:44:36,256 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:44:36,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:44:36,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:44:37,334 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-24 16:44:39,859 INFO L134 CoverageAnalysis]: Checked inductivity of 5494 backedges. 3813 proven. 0 refuted. 0 times theorem prover too weak. 1681 trivial. 0 not checked. [2018-10-24 16:44:39,859 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:44:39,860 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-24 16:44:39,861 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-24 16:44:39,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-24 16:44:39,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-24 16:44:39,861 INFO L87 Difference]: Start difference. First operand 26038 states and 26554 transitions. Second operand 5 states. [2018-10-24 16:44:42,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:44:42,802 INFO L93 Difference]: Finished difference Result 52078 states and 53112 transitions. [2018-10-24 16:44:42,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-24 16:44:42,803 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1739 [2018-10-24 16:44:42,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:44:42,821 INFO L225 Difference]: With dead ends: 52078 [2018-10-24 16:44:42,821 INFO L226 Difference]: Without dead ends: 26372 [2018-10-24 16:44:42,833 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-10-24 16:44:42,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26372 states. [2018-10-24 16:44:42,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26372 to 26038. [2018-10-24 16:44:42,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26038 states. [2018-10-24 16:44:43,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26038 states to 26038 states and 26552 transitions. [2018-10-24 16:44:43,012 INFO L78 Accepts]: Start accepts. Automaton has 26038 states and 26552 transitions. Word has length 1739 [2018-10-24 16:44:43,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:44:43,013 INFO L481 AbstractCegarLoop]: Abstraction has 26038 states and 26552 transitions. [2018-10-24 16:44:43,013 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-24 16:44:43,013 INFO L276 IsEmpty]: Start isEmpty. Operand 26038 states and 26552 transitions. [2018-10-24 16:44:43,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1998 [2018-10-24 16:44:43,042 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:44:43,043 INFO L375 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2018-10-24 16:44:43,044 INFO L424 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:44:43,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:44:43,044 INFO L82 PathProgramCache]: Analyzing trace with hash -521295641, now seen corresponding path program 1 times [2018-10-24 16:44:43,044 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:44:43,044 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:44:43,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:44:43,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:44:43,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:44:43,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:44:48,799 INFO L134 CoverageAnalysis]: Checked inductivity of 7297 backedges. 3441 proven. 251 refuted. 0 times theorem prover too weak. 3605 trivial. 0 not checked. [2018-10-24 16:44:48,799 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:44:48,799 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 16:44:48,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:44:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:44:49,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:44:52,117 INFO L134 CoverageAnalysis]: Checked inductivity of 7297 backedges. 4406 proven. 0 refuted. 0 times theorem prover too weak. 2891 trivial. 0 not checked. [2018-10-24 16:44:52,140 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 16:44:52,140 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2018-10-24 16:44:52,142 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-24 16:44:52,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-24 16:44:52,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-10-24 16:44:52,143 INFO L87 Difference]: Start difference. First operand 26038 states and 26552 transitions. Second operand 10 states. [2018-10-24 16:45:02,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:45:02,191 INFO L93 Difference]: Finished difference Result 54563 states and 55669 transitions. [2018-10-24 16:45:02,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-24 16:45:02,191 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1997 [2018-10-24 16:45:02,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:45:02,208 INFO L225 Difference]: With dead ends: 54563 [2018-10-24 16:45:02,208 INFO L226 Difference]: Without dead ends: 21688 [2018-10-24 16:45:02,219 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2022 GetRequests, 2002 SyntacticMatches, 7 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2018-10-24 16:45:02,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21688 states. [2018-10-24 16:45:02,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21688 to 21310. [2018-10-24 16:45:02,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21310 states. [2018-10-24 16:45:02,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21310 states to 21310 states and 21655 transitions. [2018-10-24 16:45:02,373 INFO L78 Accepts]: Start accepts. Automaton has 21310 states and 21655 transitions. Word has length 1997 [2018-10-24 16:45:02,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:45:02,374 INFO L481 AbstractCegarLoop]: Abstraction has 21310 states and 21655 transitions. [2018-10-24 16:45:02,374 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-24 16:45:02,374 INFO L276 IsEmpty]: Start isEmpty. Operand 21310 states and 21655 transitions. [2018-10-24 16:45:02,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2315 [2018-10-24 16:45:02,418 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:45:02,418 INFO L375 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2018-10-24 16:45:02,419 INFO L424 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:45:02,419 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:45:02,419 INFO L82 PathProgramCache]: Analyzing trace with hash 242371267, now seen corresponding path program 1 times [2018-10-24 16:45:02,419 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:45:02,420 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:45:02,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:45:02,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:45:02,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:45:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:45:03,777 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-24 16:45:07,939 INFO L134 CoverageAnalysis]: Checked inductivity of 10458 backedges. 5747 proven. 2069 refuted. 0 times theorem prover too weak. 2642 trivial. 0 not checked. [2018-10-24 16:45:07,939 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:45:07,939 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 16:45:07,948 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:45:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:45:08,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:45:10,908 INFO L134 CoverageAnalysis]: Checked inductivity of 10458 backedges. 5882 proven. 0 refuted. 0 times theorem prover too weak. 4576 trivial. 0 not checked. [2018-10-24 16:45:10,930 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 16:45:10,931 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2018-10-24 16:45:10,933 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-24 16:45:10,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-24 16:45:10,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-10-24 16:45:10,933 INFO L87 Difference]: Start difference. First operand 21310 states and 21655 transitions. Second operand 11 states. [2018-10-24 16:45:19,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:45:19,150 INFO L93 Difference]: Finished difference Result 42618 states and 43317 transitions. [2018-10-24 16:45:19,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-24 16:45:19,151 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 2314 [2018-10-24 16:45:19,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:45:19,169 INFO L225 Difference]: With dead ends: 42618 [2018-10-24 16:45:19,169 INFO L226 Difference]: Without dead ends: 22300 [2018-10-24 16:45:19,178 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2328 GetRequests, 2316 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2018-10-24 16:45:19,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22300 states. [2018-10-24 16:45:19,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22300 to 21640. [2018-10-24 16:45:19,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21640 states. [2018-10-24 16:45:19,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21640 states to 21640 states and 21969 transitions. [2018-10-24 16:45:19,357 INFO L78 Accepts]: Start accepts. Automaton has 21640 states and 21969 transitions. Word has length 2314 [2018-10-24 16:45:19,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:45:19,358 INFO L481 AbstractCegarLoop]: Abstraction has 21640 states and 21969 transitions. [2018-10-24 16:45:19,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-24 16:45:19,358 INFO L276 IsEmpty]: Start isEmpty. Operand 21640 states and 21969 transitions. [2018-10-24 16:45:19,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2528 [2018-10-24 16:45:19,412 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:45:19,413 INFO L375 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 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 16:45:19,413 INFO L424 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:45:19,413 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:45:19,414 INFO L82 PathProgramCache]: Analyzing trace with hash 1171474913, now seen corresponding path program 1 times [2018-10-24 16:45:19,414 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:45:19,414 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:45:19,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:45:19,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:45:19,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:45:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:45:21,344 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-24 16:45:21,541 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-24 16:45:26,185 INFO L134 CoverageAnalysis]: Checked inductivity of 11889 backedges. 5717 proven. 572 refuted. 0 times theorem prover too weak. 5600 trivial. 0 not checked. [2018-10-24 16:45:26,185 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:45:26,186 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 16:45:26,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:45:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:45:26,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:45:30,714 INFO L134 CoverageAnalysis]: Checked inductivity of 11889 backedges. 5822 proven. 467 refuted. 0 times theorem prover too weak. 5600 trivial. 0 not checked. [2018-10-24 16:45:30,746 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 16:45:30,747 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8 [2018-10-24 16:45:30,750 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-24 16:45:30,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-24 16:45:30,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-24 16:45:30,751 INFO L87 Difference]: Start difference. First operand 21640 states and 21969 transitions. Second operand 9 states. [2018-10-24 16:45:37,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:45:37,043 INFO L93 Difference]: Finished difference Result 45023 states and 45721 transitions. [2018-10-24 16:45:37,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-24 16:45:37,044 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 2527 [2018-10-24 16:45:37,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:45:37,064 INFO L225 Difference]: With dead ends: 45023 [2018-10-24 16:45:37,064 INFO L226 Difference]: Without dead ends: 24375 [2018-10-24 16:45:37,075 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2540 GetRequests, 2527 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2018-10-24 16:45:37,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24375 states. [2018-10-24 16:45:37,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24375 to 22598. [2018-10-24 16:45:37,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22598 states. [2018-10-24 16:45:37,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22598 states to 22598 states and 22912 transitions. [2018-10-24 16:45:37,342 INFO L78 Accepts]: Start accepts. Automaton has 22598 states and 22912 transitions. Word has length 2527 [2018-10-24 16:45:37,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:45:37,343 INFO L481 AbstractCegarLoop]: Abstraction has 22598 states and 22912 transitions. [2018-10-24 16:45:37,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-24 16:45:37,343 INFO L276 IsEmpty]: Start isEmpty. Operand 22598 states and 22912 transitions. [2018-10-24 16:45:37,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2555 [2018-10-24 16:45:37,405 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:45:37,407 INFO L375 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2018-10-24 16:45:37,407 INFO L424 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:45:37,407 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:45:37,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1069755556, now seen corresponding path program 1 times [2018-10-24 16:45:37,408 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:45:37,408 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:45:37,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:45:37,409 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:45:37,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:45:37,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:45:41,431 INFO L134 CoverageAnalysis]: Checked inductivity of 11333 backedges. 1330 proven. 52 refuted. 0 times theorem prover too weak. 9951 trivial. 0 not checked. [2018-10-24 16:45:41,432 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:45:41,432 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-24 16:45:41,443 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:45:42,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:45:42,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:45:45,417 INFO L134 CoverageAnalysis]: Checked inductivity of 11333 backedges. 1330 proven. 52 refuted. 0 times theorem prover too weak. 9951 trivial. 0 not checked. [2018-10-24 16:45:45,438 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 16:45:45,439 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 6 [2018-10-24 16:45:45,441 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-24 16:45:45,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-24 16:45:45,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-24 16:45:45,442 INFO L87 Difference]: Start difference. First operand 22598 states and 22912 transitions. Second operand 6 states. [2018-10-24 16:45:49,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:45:49,666 INFO L93 Difference]: Finished difference Result 49765 states and 50491 transitions. [2018-10-24 16:45:49,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-24 16:45:49,666 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 2554 [2018-10-24 16:45:49,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:45:49,667 INFO L225 Difference]: With dead ends: 49765 [2018-10-24 16:45:49,667 INFO L226 Difference]: Without dead ends: 0 [2018-10-24 16:45:49,684 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2558 GetRequests, 2553 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-24 16:45:49,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-24 16:45:49,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-24 16:45:49,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-24 16:45:49,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-24 16:45:49,685 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2554 [2018-10-24 16:45:49,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:45:49,685 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-24 16:45:49,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-24 16:45:49,686 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-24 16:45:49,686 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-24 16:45:49,690 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-24 16:45:49,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:49,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:49,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:50,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,241 WARN L179 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 711 DAG size of output: 488 [2018-10-24 16:45:51,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,601 WARN L179 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 203 [2018-10-24 16:45:51,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:51,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:45:52,823 WARN L179 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 714 DAG size of output: 489 [2018-10-24 16:45:56,723 WARN L179 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 410 DAG size of output: 92 [2018-10-24 16:45:58,309 WARN L179 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 187 DAG size of output: 86 [2018-10-24 16:46:02,011 WARN L179 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 410 DAG size of output: 92 [2018-10-24 16:46:02,015 INFO L425 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,015 INFO L425 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,015 INFO L425 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,015 INFO L425 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,015 INFO L425 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,015 INFO L425 ceAbstractionStarter]: For program point L168(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,015 INFO L425 ceAbstractionStarter]: For program point L102(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,015 INFO L425 ceAbstractionStarter]: For program point L36(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,015 INFO L425 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,015 INFO L425 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,015 INFO L425 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,015 INFO L425 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,015 INFO L425 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,016 INFO L425 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,016 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,016 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-24 16:46:02,016 INFO L425 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,016 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-24 16:46:02,016 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-24 16:46:02,016 INFO L421 ceAbstractionStarter]: At program point L1491(lines 23 1492) the Hoare annotation is: (let ((.cse2 (= ~a12~0 7)) (.cse7 (= ~a12~0 6)) (.cse17 (= ~a16~0 8))) (let ((.cse6 (= ~a12~0 8)) (.cse13 (not .cse17)) (.cse4 (<= ~a16~0 9)) (.cse8 (<= (+ ~a18~0 79) 0)) (.cse16 (<= 12 ~a16~0)) (.cse10 (not .cse7)) (.cse0 (= ~a15~0 4)) (.cse12 (not (= 8 ~a12~0))) (.cse1 (<= ~a18~0 134)) (.cse15 (= ~a12~0 5)) (.cse3 (< 0 (+ ~a18~0 156))) (.cse11 (not .cse2)) (.cse9 (<= (+ ~a18~0 18726) 0)) (.cse14 (<= ~a16~0 11)) (.cse5 (= ~a15~0 3))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and .cse5 .cse6) (and (and .cse5 .cse3 .cse7) .cse8) (and .cse9 .cse0 .cse2 .cse4) (and .cse8 (not (= ~a16~0 10)) .cse10 .cse5 .cse11) (and .cse4 (and .cse0 .cse8 .cse12 .cse13)) (and .cse0 .cse14 .cse8 .cse15) (and .cse0 .cse1 .cse4 .cse6 .cse3) (and (and .cse0 .cse14 .cse13) .cse7) (and (= ~a16~0 11) .cse10 .cse1 .cse5 .cse3) (and .cse16 .cse5 .cse1 .cse3) (and .cse13 .cse5 .cse4) (and .cse9 (and .cse17 .cse0 .cse6)) (and .cse9 (and (and .cse17 .cse0) .cse7)) (and .cse0 .cse2 .cse13 .cse4) (and .cse0 .cse14 .cse15 (exists ((v_~a18~0_903 Int)) (and (< 0 (+ v_~a18~0_903 156)) (= ~a18~0 (+ (* 3 v_~a18~0_903) 599175)) (<= (+ v_~a18~0_903 79) 0)))) (and .cse17 .cse8 .cse5) (and .cse14 .cse5 (< 134 ~a18~0) .cse7) (and .cse5 (<= 594219 ~a18~0) .cse7) (and .cse16 .cse10 .cse5 .cse11) (and .cse3 (and .cse17 .cse0 .cse12 .cse11)) (and .cse1 .cse5 .cse15 .cse3) (and .cse17 (and .cse5 .cse11)) (and .cse9 .cse14 .cse5 .cse7)))) [2018-10-24 16:46:02,016 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,016 INFO L425 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L171(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L105(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L39(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,017 INFO L425 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L174(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L108(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L42(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-24 16:46:02,018 INFO L425 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L177(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L111(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L45(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-24 16:46:02,019 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-24 16:46:02,020 INFO L425 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,020 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-24 16:46:02,020 INFO L425 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,020 INFO L421 ceAbstractionStarter]: At program point L1764(lines 1494 1765) the Hoare annotation is: (let ((.cse13 (= ~a12~0 7)) (.cse16 (= ~a16~0 8)) (.cse15 (= ~a12~0 6))) (let ((.cse1 (not .cse15)) (.cse0 (not (= ~a16~0 10))) (.cse9 (= ~a12~0 5)) (.cse7 (<= (+ ~a18~0 79) 0)) (.cse8 (<= ~a16~0 11)) (.cse18 (= ~a12~0 8)) (.cse11 (not .cse16)) (.cse12 (<= ~a16~0 9)) (.cse4 (<= 12 ~a16~0)) (.cse2 (= ~a15~0 3)) (.cse3 (<= ~a18~0 134)) (.cse14 (< 0 (+ ~a18~0 156))) (.cse10 (not (= 8 ~a12~0))) (.cse5 (not .cse13)) (.cse17 (< 134 ~a18~0)) (.cse19 (<= (+ ~a18~0 18726) 0)) (.cse6 (= ~a15~0 4))) (or (and .cse0 .cse1 .cse2 .cse3 (not (= 7 ~a12~0))) (and .cse4 .cse1 .cse2 .cse5) (and .cse6 .cse7 .cse8 .cse9) (and .cse6 .cse10 .cse11 .cse12 .cse7) (and .cse0 .cse11 .cse2 .cse3 .cse13 .cse14) (and .cse2 .cse3 .cse9 .cse14) (and .cse2 .cse7 .cse14 .cse15) (and .cse6 .cse8 .cse9 (exists ((v_~a18~0_903 Int)) (and (< 0 (+ v_~a18~0_903 156)) (= ~a18~0 (+ (* 3 v_~a18~0_903) 599175)) (<= (+ v_~a18~0_903 79) 0)))) (and .cse16 .cse2 .cse5) (and .cse16 .cse6 .cse3 .cse14) (and .cse16 .cse7 .cse2) (and .cse8 .cse2 .cse17 .cse15) (and .cse2 .cse18) (and .cse19 .cse6 .cse13 .cse12) (and .cse2 (<= 594219 ~a18~0) .cse15) (and .cse19 .cse16 .cse6 .cse18) (and .cse6 .cse8 .cse11 .cse15) (and .cse12 (and .cse6 .cse11 .cse13)) (and .cse19 .cse8 .cse2 .cse15) (and .cse6 .cse3 .cse12 .cse18 .cse14) (and .cse11 .cse2 .cse12) (and .cse4 .cse2 .cse3 .cse14) (and .cse16 .cse6 .cse10 .cse5 .cse17) (and .cse19 (and .cse16 .cse6 .cse15))))) [2018-10-24 16:46:02,020 INFO L425 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,020 INFO L425 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,020 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,020 INFO L425 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,020 INFO L425 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,020 INFO L425 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,020 INFO L425 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,020 INFO L425 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,021 INFO L425 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,021 INFO L425 ceAbstractionStarter]: For program point L180(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,021 INFO L425 ceAbstractionStarter]: For program point L114(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,021 INFO L425 ceAbstractionStarter]: For program point L48(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,021 INFO L425 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,021 INFO L425 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,021 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-24 16:46:02,021 INFO L425 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,021 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-24 16:46:02,021 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-24 16:46:02,021 INFO L425 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,022 INFO L428 ceAbstractionStarter]: At program point L1767(lines 1767 1783) the Hoare annotation is: true [2018-10-24 16:46:02,022 INFO L425 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,022 INFO L425 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,022 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,022 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,022 INFO L425 ceAbstractionStarter]: For program point L183(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,022 INFO L425 ceAbstractionStarter]: For program point L117(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,022 INFO L425 ceAbstractionStarter]: For program point L51(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,022 INFO L425 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,023 INFO L425 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,023 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,023 INFO L425 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,023 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-24 16:46:02,023 INFO L425 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,023 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-24 16:46:02,023 INFO L425 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,023 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-24 16:46:02,023 INFO L425 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,024 INFO L425 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,024 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,024 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,024 INFO L425 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,024 INFO L425 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,024 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,024 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,024 INFO L425 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,024 INFO L425 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,024 INFO L425 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,025 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,025 INFO L425 ceAbstractionStarter]: For program point L186(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,025 INFO L425 ceAbstractionStarter]: For program point L120(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,025 INFO L425 ceAbstractionStarter]: For program point L54(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,025 INFO L425 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,025 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-24 16:46:02,025 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-24 16:46:02,025 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-24 16:46:02,025 INFO L425 ceAbstractionStarter]: For program point L1773-1(lines 1773 1782) no Hoare annotation was computed. [2018-10-24 16:46:02,026 INFO L421 ceAbstractionStarter]: At program point L1773-3(lines 1773 1782) the Hoare annotation is: (let ((.cse2 (= ~a12~0 7)) (.cse7 (= ~a12~0 6)) (.cse17 (= ~a16~0 8))) (let ((.cse6 (= ~a12~0 8)) (.cse13 (not .cse17)) (.cse4 (<= ~a16~0 9)) (.cse8 (<= (+ ~a18~0 79) 0)) (.cse16 (<= 12 ~a16~0)) (.cse10 (not .cse7)) (.cse0 (= ~a15~0 4)) (.cse12 (not (= 8 ~a12~0))) (.cse1 (<= ~a18~0 134)) (.cse15 (= ~a12~0 5)) (.cse3 (< 0 (+ ~a18~0 156))) (.cse11 (not .cse2)) (.cse9 (<= (+ ~a18~0 18726) 0)) (.cse14 (<= ~a16~0 11)) (.cse5 (= ~a15~0 3))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and .cse5 .cse6) (and (and .cse5 .cse3 .cse7) .cse8) (and .cse9 .cse0 .cse2 .cse4) (and .cse8 (not (= ~a16~0 10)) .cse10 .cse5 .cse11) (and .cse4 (and .cse0 .cse8 .cse12 .cse13)) (and .cse0 .cse14 .cse8 .cse15) (and .cse0 .cse1 .cse4 .cse6 .cse3) (and (and .cse0 .cse14 .cse13) .cse7) (and (= ~a16~0 11) .cse10 .cse1 .cse5 .cse3) (and .cse16 .cse5 .cse1 .cse3) (and .cse13 .cse5 .cse4) (and .cse9 (and .cse17 .cse0 .cse6)) (and .cse9 (and (and .cse17 .cse0) .cse7)) (and .cse0 .cse2 .cse13 .cse4) (and .cse0 .cse14 .cse15 (exists ((v_~a18~0_903 Int)) (and (< 0 (+ v_~a18~0_903 156)) (= ~a18~0 (+ (* 3 v_~a18~0_903) 599175)) (<= (+ v_~a18~0_903 79) 0)))) (and .cse17 .cse8 .cse5) (and .cse14 .cse5 (< 134 ~a18~0) .cse7) (and .cse5 (<= 594219 ~a18~0) .cse7) (and .cse16 .cse10 .cse5 .cse11) (and .cse3 (and .cse17 .cse0 .cse12 .cse11)) (and .cse1 .cse5 .cse15 .cse3) (and .cse17 (and .cse5 .cse11)) (and .cse9 .cse14 .cse5 .cse7)))) [2018-10-24 16:46:02,026 INFO L425 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,026 INFO L425 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,026 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,026 INFO L425 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,027 INFO L425 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,027 INFO L425 ceAbstractionStarter]: For program point L189(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,027 INFO L425 ceAbstractionStarter]: For program point L123(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,027 INFO L425 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,027 INFO L425 ceAbstractionStarter]: For program point L57(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,027 INFO L425 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,027 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,027 INFO L425 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,027 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,028 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-24 16:46:02,028 INFO L425 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,028 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-24 16:46:02,028 INFO L425 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,028 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-24 16:46:02,028 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-24 16:46:02,028 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,028 INFO L425 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,029 INFO L425 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,029 INFO L425 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,029 INFO L425 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,029 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,029 INFO L425 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,029 INFO L425 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,029 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,029 INFO L425 ceAbstractionStarter]: For program point L192(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,029 INFO L425 ceAbstractionStarter]: For program point L126(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,030 INFO L425 ceAbstractionStarter]: For program point L60(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,030 INFO L425 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-10-24 16:46:02,030 INFO L425 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,030 INFO L425 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,030 INFO L425 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,030 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,030 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,030 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-24 16:46:02,030 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-24 16:46:02,031 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-24 16:46:02,031 INFO L425 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,031 INFO L425 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,031 INFO L425 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,031 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,031 INFO L425 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,031 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,031 INFO L425 ceAbstractionStarter]: For program point L195(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,031 INFO L425 ceAbstractionStarter]: For program point L129(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,032 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,032 INFO L425 ceAbstractionStarter]: For program point L63(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,032 INFO L425 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,032 INFO L425 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,032 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,032 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-24 16:46:02,032 INFO L425 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,032 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-24 16:46:02,032 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-24 16:46:02,032 INFO L425 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,032 INFO L425 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,033 INFO L425 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,033 INFO L425 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,033 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-24 16:46:02,033 INFO L425 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,033 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,033 INFO L425 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,033 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,033 INFO L425 ceAbstractionStarter]: For program point L198(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,033 INFO L425 ceAbstractionStarter]: For program point L132(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,033 INFO L425 ceAbstractionStarter]: For program point L66(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,034 INFO L425 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,034 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,034 INFO L425 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,034 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-24 16:46:02,034 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-24 16:46:02,034 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-24 16:46:02,034 INFO L425 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,034 INFO L425 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,034 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,034 INFO L425 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,035 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,035 INFO L425 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,035 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,035 INFO L425 ceAbstractionStarter]: For program point L201(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,035 INFO L425 ceAbstractionStarter]: For program point L135(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,035 INFO L425 ceAbstractionStarter]: For program point L69(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,035 INFO L425 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,035 INFO L425 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,035 INFO L425 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,035 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,035 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-24 16:46:02,036 INFO L425 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,036 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-24 16:46:02,036 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-24 16:46:02,036 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,036 INFO L425 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,036 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,036 INFO L425 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,036 INFO L425 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,036 INFO L425 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,036 INFO L425 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,037 INFO L425 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,037 INFO L425 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,037 INFO L425 ceAbstractionStarter]: For program point L204(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,037 INFO L425 ceAbstractionStarter]: For program point L138(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,037 INFO L425 ceAbstractionStarter]: For program point L72(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,037 INFO L425 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,037 INFO L425 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,037 INFO L425 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-10-24 16:46:02,037 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-24 16:46:02,037 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-24 16:46:02,037 INFO L425 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,038 INFO L425 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,038 INFO L425 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,038 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,038 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,038 INFO L425 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,038 INFO L425 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,038 INFO L425 ceAbstractionStarter]: For program point L141(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,038 INFO L425 ceAbstractionStarter]: For program point L75(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,038 INFO L425 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,038 INFO L425 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,039 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,039 INFO L425 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,039 INFO L425 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,039 INFO L425 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,039 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-24 16:46:02,039 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-24 16:46:02,039 INFO L425 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,039 INFO L425 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,039 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,039 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,040 INFO L425 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,040 INFO L425 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,040 INFO L425 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,040 INFO L425 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,040 INFO L425 ceAbstractionStarter]: For program point L144(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,040 INFO L425 ceAbstractionStarter]: For program point L78(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,040 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,040 INFO L425 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,040 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-24 16:46:02,041 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-24 16:46:02,041 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,041 INFO L425 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,041 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,041 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,041 INFO L425 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,041 INFO L425 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,041 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,042 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,042 INFO L425 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,042 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,042 INFO L425 ceAbstractionStarter]: For program point L147(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,042 INFO L425 ceAbstractionStarter]: For program point L81(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,042 INFO L425 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,042 INFO L425 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,042 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,043 INFO L425 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,043 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-24 16:46:02,043 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-24 16:46:02,043 INFO L425 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,043 INFO L425 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,043 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,043 INFO L425 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,043 INFO L425 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,043 INFO L425 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,043 INFO L425 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,044 INFO L425 ceAbstractionStarter]: For program point L150(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,044 INFO L425 ceAbstractionStarter]: For program point L84(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,044 INFO L425 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,044 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,044 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-24 16:46:02,044 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-24 16:46:02,044 INFO L425 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,044 INFO L425 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,044 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,045 INFO L425 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,045 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-24 16:46:02,045 INFO L425 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,045 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,045 INFO L425 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,045 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,045 INFO L425 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,045 INFO L425 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,045 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,045 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,046 INFO L425 ceAbstractionStarter]: For program point L153(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,046 INFO L425 ceAbstractionStarter]: For program point L87(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,046 INFO L425 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,046 INFO L425 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,046 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,046 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-24 16:46:02,046 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-24 16:46:02,046 INFO L425 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,046 INFO L425 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,046 INFO L425 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,047 INFO L425 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,047 INFO L425 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,047 INFO L425 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,047 INFO L425 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,047 INFO L425 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,047 INFO L425 ceAbstractionStarter]: For program point L156(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,047 INFO L425 ceAbstractionStarter]: For program point L90(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,047 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-10-24 16:46:02,047 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,047 INFO L425 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,047 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,048 INFO L425 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,048 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-24 16:46:02,048 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-24 16:46:02,048 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-24 16:46:02,048 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,048 INFO L425 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,048 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,048 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,048 INFO L425 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,048 INFO L425 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,048 INFO L425 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,049 INFO L425 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,049 INFO L425 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,049 INFO L425 ceAbstractionStarter]: For program point L159(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,049 INFO L425 ceAbstractionStarter]: For program point L93(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,049 INFO L425 ceAbstractionStarter]: For program point L27(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,049 INFO L425 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,049 INFO L425 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,049 INFO L425 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,049 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-24 16:46:02,049 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-24 16:46:02,050 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-24 16:46:02,050 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-24 16:46:02,050 INFO L425 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,050 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,050 INFO L425 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,050 INFO L425 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,050 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,050 INFO L425 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,050 INFO L425 ceAbstractionStarter]: For program point L162(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,050 INFO L425 ceAbstractionStarter]: For program point L96(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,051 INFO L425 ceAbstractionStarter]: For program point L30(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,051 INFO L425 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,051 INFO L425 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,051 INFO L425 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,051 INFO L425 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,051 INFO L425 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,051 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,051 INFO L425 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,051 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,051 INFO L425 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,051 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-24 16:46:02,052 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-24 16:46:02,052 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-24 16:46:02,052 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 166) no Hoare annotation was computed. [2018-10-24 16:46:02,052 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,052 INFO L425 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,052 INFO L425 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,052 INFO L425 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,052 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,053 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,053 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,053 INFO L425 ceAbstractionStarter]: For program point L99(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,053 INFO L425 ceAbstractionStarter]: For program point L33(lines 23 1492) no Hoare annotation was computed. [2018-10-24 16:46:02,053 INFO L425 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,053 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-24 16:46:02,053 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-24 16:46:02,053 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-24 16:46:02,053 INFO L425 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,053 INFO L425 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-10-24 16:46:02,054 INFO L425 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,054 INFO L425 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-10-24 16:46:02,063 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,064 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,064 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,081 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,089 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,090 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,090 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,093 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,093 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,094 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 04:46:02 BoogieIcfgContainer [2018-10-24 16:46:02,098 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 16:46:02,099 INFO L168 Benchmark]: Toolchain (without parser) took 196192.14 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.6 GB). Free memory was 1.4 GB in the beginning and 3.9 GB in the end (delta: -2.5 GB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2018-10-24 16:46:02,100 INFO L168 Benchmark]: CDTParser took 0.24 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 16:46:02,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1115.27 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 16:46:02,101 INFO L168 Benchmark]: Boogie Procedure Inliner took 330.50 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 746.6 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -869.4 MB). Peak memory consumption was 28.6 MB. Max. memory is 7.1 GB. [2018-10-24 16:46:02,102 INFO L168 Benchmark]: Boogie Preprocessor took 174.30 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: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2018-10-24 16:46:02,103 INFO L168 Benchmark]: RCFGBuilder took 6377.41 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: 258.9 MB). Peak memory consumption was 258.9 MB. Max. memory is 7.1 GB. [2018-10-24 16:46:02,103 INFO L168 Benchmark]: TraceAbstraction took 188186.61 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 1.9 GB in the beginning and 3.9 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-10-24 16:46:02,108 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 1115.27 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 330.50 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 746.6 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -869.4 MB). Peak memory consumption was 28.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 174.30 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: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 6377.41 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: 258.9 MB). Peak memory consumption was 258.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 188186.61 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 1.9 GB in the beginning and 3.9 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 166]: 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: 23]: Loop Invariant [2018-10-24 16:46:02,118 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,119 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,119 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,121 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,121 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,122 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((a15 == 4 && a18 <= 134) && a12 == 7) && 0 < a18 + 156) && a16 <= 9) || (a15 == 3 && a12 == 8)) || (((a15 == 3 && 0 < a18 + 156) && a12 == 6) && a18 + 79 <= 0)) || (((a18 + 18726 <= 0 && a15 == 4) && a12 == 7) && a16 <= 9)) || ((((a18 + 79 <= 0 && !(a16 == 10)) && !(a12 == 6)) && a15 == 3) && !(a12 == 7))) || (a16 <= 9 && ((a15 == 4 && a18 + 79 <= 0) && !(8 == a12)) && !(a16 == 8))) || (((a15 == 4 && a16 <= 11) && a18 + 79 <= 0) && a12 == 5)) || ((((a15 == 4 && a18 <= 134) && a16 <= 9) && a12 == 8) && 0 < a18 + 156)) || (((a15 == 4 && a16 <= 11) && !(a16 == 8)) && a12 == 6)) || ((((a16 == 11 && !(a12 == 6)) && a18 <= 134) && a15 == 3) && 0 < a18 + 156)) || (((12 <= a16 && a15 == 3) && a18 <= 134) && 0 < a18 + 156)) || ((!(a16 == 8) && a15 == 3) && a16 <= 9)) || (a18 + 18726 <= 0 && (a16 == 8 && a15 == 4) && a12 == 8)) || (a18 + 18726 <= 0 && (a16 == 8 && a15 == 4) && a12 == 6)) || (((a15 == 4 && a12 == 7) && !(a16 == 8)) && a16 <= 9)) || (((a15 == 4 && a16 <= 11) && a12 == 5) && (\exists v_~a18~0_903 : int :: (0 < v_~a18~0_903 + 156 && a18 == 3 * v_~a18~0_903 + 599175) && v_~a18~0_903 + 79 <= 0))) || ((a16 == 8 && a18 + 79 <= 0) && a15 == 3)) || (((a16 <= 11 && a15 == 3) && 134 < a18) && a12 == 6)) || ((a15 == 3 && 594219 <= a18) && a12 == 6)) || (((12 <= a16 && !(a12 == 6)) && a15 == 3) && !(a12 == 7))) || (0 < a18 + 156 && ((a16 == 8 && a15 == 4) && !(8 == a12)) && !(a12 == 7))) || (((a18 <= 134 && a15 == 3) && a12 == 5) && 0 < a18 + 156)) || (a16 == 8 && a15 == 3 && !(a12 == 7))) || (((a18 + 18726 <= 0 && a16 <= 11) && a15 == 3) && a12 == 6) - InvariantResult [Line: 1494]: Loop Invariant [2018-10-24 16:46:02,124 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,124 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,124 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,127 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,127 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,127 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((!(a16 == 10) && !(a12 == 6)) && a15 == 3) && a18 <= 134) && !(7 == a12)) || (((12 <= a16 && !(a12 == 6)) && a15 == 3) && !(a12 == 7))) || (((a15 == 4 && a18 + 79 <= 0) && a16 <= 11) && a12 == 5)) || ((((a15 == 4 && !(8 == a12)) && !(a16 == 8)) && a16 <= 9) && a18 + 79 <= 0)) || (((((!(a16 == 10) && !(a16 == 8)) && a15 == 3) && a18 <= 134) && a12 == 7) && 0 < a18 + 156)) || (((a15 == 3 && a18 <= 134) && a12 == 5) && 0 < a18 + 156)) || (((a15 == 3 && a18 + 79 <= 0) && 0 < a18 + 156) && a12 == 6)) || (((a15 == 4 && a16 <= 11) && a12 == 5) && (\exists v_~a18~0_903 : int :: (0 < v_~a18~0_903 + 156 && a18 == 3 * v_~a18~0_903 + 599175) && v_~a18~0_903 + 79 <= 0))) || ((a16 == 8 && a15 == 3) && !(a12 == 7))) || (((a16 == 8 && a15 == 4) && a18 <= 134) && 0 < a18 + 156)) || ((a16 == 8 && a18 + 79 <= 0) && a15 == 3)) || (((a16 <= 11 && a15 == 3) && 134 < a18) && a12 == 6)) || (a15 == 3 && a12 == 8)) || (((a18 + 18726 <= 0 && a15 == 4) && a12 == 7) && a16 <= 9)) || ((a15 == 3 && 594219 <= a18) && a12 == 6)) || (((a18 + 18726 <= 0 && a16 == 8) && a15 == 4) && a12 == 8)) || (((a15 == 4 && a16 <= 11) && !(a16 == 8)) && a12 == 6)) || (a16 <= 9 && (a15 == 4 && !(a16 == 8)) && a12 == 7)) || (((a18 + 18726 <= 0 && a16 <= 11) && a15 == 3) && a12 == 6)) || ((((a15 == 4 && a18 <= 134) && a16 <= 9) && a12 == 8) && 0 < a18 + 156)) || ((!(a16 == 8) && a15 == 3) && a16 <= 9)) || (((12 <= a16 && a15 == 3) && a18 <= 134) && 0 < a18 + 156)) || ((((a16 == 8 && a15 == 4) && !(8 == a12)) && !(a12 == 7)) && 134 < a18)) || (a18 + 18726 <= 0 && (a16 == 8 && a15 == 4) && a12 == 6) - InvariantResult [Line: 1767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1773]: Loop Invariant [2018-10-24 16:46:02,130 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,130 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,130 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,132 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,133 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-24 16:46:02,133 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((a15 == 4 && a18 <= 134) && a12 == 7) && 0 < a18 + 156) && a16 <= 9) || (a15 == 3 && a12 == 8)) || (((a15 == 3 && 0 < a18 + 156) && a12 == 6) && a18 + 79 <= 0)) || (((a18 + 18726 <= 0 && a15 == 4) && a12 == 7) && a16 <= 9)) || ((((a18 + 79 <= 0 && !(a16 == 10)) && !(a12 == 6)) && a15 == 3) && !(a12 == 7))) || (a16 <= 9 && ((a15 == 4 && a18 + 79 <= 0) && !(8 == a12)) && !(a16 == 8))) || (((a15 == 4 && a16 <= 11) && a18 + 79 <= 0) && a12 == 5)) || ((((a15 == 4 && a18 <= 134) && a16 <= 9) && a12 == 8) && 0 < a18 + 156)) || (((a15 == 4 && a16 <= 11) && !(a16 == 8)) && a12 == 6)) || ((((a16 == 11 && !(a12 == 6)) && a18 <= 134) && a15 == 3) && 0 < a18 + 156)) || (((12 <= a16 && a15 == 3) && a18 <= 134) && 0 < a18 + 156)) || ((!(a16 == 8) && a15 == 3) && a16 <= 9)) || (a18 + 18726 <= 0 && (a16 == 8 && a15 == 4) && a12 == 8)) || (a18 + 18726 <= 0 && (a16 == 8 && a15 == 4) && a12 == 6)) || (((a15 == 4 && a12 == 7) && !(a16 == 8)) && a16 <= 9)) || (((a15 == 4 && a16 <= 11) && a12 == 5) && (\exists v_~a18~0_903 : int :: (0 < v_~a18~0_903 + 156 && a18 == 3 * v_~a18~0_903 + 599175) && v_~a18~0_903 + 79 <= 0))) || ((a16 == 8 && a18 + 79 <= 0) && a15 == 3)) || (((a16 <= 11 && a15 == 3) && 134 < a18) && a12 == 6)) || ((a15 == 3 && 594219 <= a18) && a12 == 6)) || (((12 <= a16 && !(a12 == 6)) && a15 == 3) && !(a12 == 7))) || (0 < a18 + 156 && ((a16 == 8 && a15 == 4) && !(8 == a12)) && !(a12 == 7))) || (((a18 <= 134 && a15 == 3) && a12 == 5) && 0 < a18 + 156)) || (a16 == 8 && a15 == 3 && !(a12 == 7))) || (((a18 + 18726 <= 0 && a16 <= 11) && a15 == 3) && a12 == 6) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. SAFE Result, 188.0s OverallTime, 20 OverallIterations, 13 TraceHistogramMax, 105.2s AutomataDifference, 0.0s DeadEndRemovalTime, 12.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 3579 SDtfs, 35701 SDslu, 2380 SDs, 0 SdLazy, 69535 SolverSat, 5969 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 85.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13916 GetRequests, 13765 SyntacticMatches, 21 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 9.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26038occurred in iteration=15, 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: 3.4s AutomataMinimizationTime, 20 MinimizatonAttempts, 16974 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 364 NumberOfFragments, 1143 HoareAnnotationTreeSize, 4 FomulaSimplifications, 141057 FormulaSimplificationTreeSizeReduction, 3.1s HoareSimplificationTime, 4 FomulaSimplificationsInter, 52798 FormulaSimplificationTreeSizeReductionInter, 9.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.9s SsaConstructionTime, 3.9s SatisfiabilityAnalysisTime, 34.6s InterpolantComputationTime, 34608 NumberOfCodeBlocks, 34608 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 34580 ConstructedInterpolants, 70 QuantifiedInterpolants, 169882595 SizeOfPredicates, 7 NumberOfNonLiveVariables, 15715 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 28 InterpolantComputations, 18 PerfectInterpolantSequences, 112772/116964 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...