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/Problem14_label35_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 16:30:32,065 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 16:30:32,068 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 16:30:32,085 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 16:30:32,086 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 16:30:32,087 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 16:30:32,088 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 16:30:32,090 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 16:30:32,091 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 16:30:32,092 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 16:30:32,093 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 16:30:32,093 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 16:30:32,094 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 16:30:32,095 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 16:30:32,096 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 16:30:32,097 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 16:30:32,098 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 16:30:32,100 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 16:30:32,102 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 16:30:32,103 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 16:30:32,104 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 16:30:32,106 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 16:30:32,108 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-24 16:30:32,108 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-24 16:30:32,109 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-24 16:30:32,109 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-24 16:30:32,110 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-24 16:30:32,111 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-24 16:30:32,112 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-24 16:30:32,118 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-24 16:30:32,119 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-24 16:30:32,119 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-24 16:30:32,122 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 16:30:32,145 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 16:30:32,145 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 16:30:32,146 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 16:30:32,146 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-24 16:30:32,147 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-24 16:30:32,147 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-24 16:30:32,147 INFO L133 SettingsManager]: * Use SBE=true [2018-10-24 16:30:32,147 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 16:30:32,148 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 16:30:32,148 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 16:30:32,148 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 16:30:32,148 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 16:30:32,148 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 16:30:32,148 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 16:30:32,149 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 16:30:32,149 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 16:30:32,149 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 16:30:32,149 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 16:30:32,149 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 16:30:32,150 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 16:30:32,150 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 16:30:32,150 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 16:30:32,150 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 16:30:32,150 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-24 16:30:32,151 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 16:30:32,151 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 16:30:32,151 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 16:30:32,151 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 16:30:32,202 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 16:30:32,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 16:30:32,221 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 16:30:32,223 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 16:30:32,223 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 16:30:32,224 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label35_true-unreach-call_false-termination.c [2018-10-24 16:30:32,291 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/caaf23090/cd0f943f33994e1491d9296da3f4a70e/FLAG24d6926e4 [2018-10-24 16:30:32,902 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 16:30:32,904 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label35_true-unreach-call_false-termination.c [2018-10-24 16:30:32,919 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/caaf23090/cd0f943f33994e1491d9296da3f4a70e/FLAG24d6926e4 [2018-10-24 16:30:32,934 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/caaf23090/cd0f943f33994e1491d9296da3f4a70e [2018-10-24 16:30:32,948 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 16:30:32,950 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 16:30:32,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 16:30:32,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 16:30:32,958 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 16:30:32,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:30:32" (1/1) ... [2018-10-24 16:30:32,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@128929bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:30:32, skipping insertion in model container [2018-10-24 16:30:32,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:30:32" (1/1) ... [2018-10-24 16:30:32,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 16:30:33,034 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 16:30:33,571 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 16:30:33,575 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 16:30:33,750 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 16:30:33,769 INFO L193 MainTranslator]: Completed translation [2018-10-24 16:30:33,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:30:33 WrapperNode [2018-10-24 16:30:33,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 16:30:33,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 16:30:33,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 16:30:33,772 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 16:30:33,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:30:33" (1/1) ... [2018-10-24 16:30:33,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:30:33" (1/1) ... [2018-10-24 16:30:34,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 16:30:34,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 16:30:34,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 16:30:34,016 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 16:30:34,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:30:33" (1/1) ... [2018-10-24 16:30:34,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:30:33" (1/1) ... [2018-10-24 16:30:34,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:30:33" (1/1) ... [2018-10-24 16:30:34,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:30:33" (1/1) ... [2018-10-24 16:30:34,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:30:33" (1/1) ... [2018-10-24 16:30:34,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:30:33" (1/1) ... [2018-10-24 16:30:34,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:30:33" (1/1) ... [2018-10-24 16:30:34,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 16:30:34,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 16:30:34,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 16:30:34,106 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 16:30:34,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:30:33" (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 16:30:34,189 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-24 16:30:34,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 16:30:34,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 16:30:37,995 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 16:30:37,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:30:37 BoogieIcfgContainer [2018-10-24 16:30:37,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 16:30:37,997 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 16:30:37,998 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 16:30:38,001 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 16:30:38,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 04:30:32" (1/3) ... [2018-10-24 16:30:38,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@708875c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:30:38, skipping insertion in model container [2018-10-24 16:30:38,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:30:33" (2/3) ... [2018-10-24 16:30:38,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@708875c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:30:38, skipping insertion in model container [2018-10-24 16:30:38,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:30:37" (3/3) ... [2018-10-24 16:30:38,005 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label35_true-unreach-call_false-termination.c [2018-10-24 16:30:38,015 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 16:30:38,023 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 16:30:38,041 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 16:30:38,079 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-24 16:30:38,080 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 16:30:38,080 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 16:30:38,081 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 16:30:38,081 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 16:30:38,081 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 16:30:38,081 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 16:30:38,081 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 16:30:38,082 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 16:30:38,107 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2018-10-24 16:30:38,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-24 16:30:38,117 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:30:38,118 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] [2018-10-24 16:30:38,122 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:30:38,128 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:30:38,129 INFO L82 PathProgramCache]: Analyzing trace with hash 147574146, now seen corresponding path program 1 times [2018-10-24 16:30:38,131 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:30:38,133 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:30:38,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:30:38,185 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:30:38,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:30:38,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:30:38,572 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 16:30:38,575 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:30:38,575 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 16:30:38,580 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:30:38,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:30:38,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:30:38,600 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 4 states. [2018-10-24 16:30:42,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:30:42,472 INFO L93 Difference]: Finished difference Result 854 states and 1562 transitions. [2018-10-24 16:30:42,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:30:42,475 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 45 [2018-10-24 16:30:42,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:30:42,500 INFO L225 Difference]: With dead ends: 854 [2018-10-24 16:30:42,500 INFO L226 Difference]: Without dead ends: 601 [2018-10-24 16:30:42,506 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:30:42,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2018-10-24 16:30:42,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 601. [2018-10-24 16:30:42,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2018-10-24 16:30:42,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 991 transitions. [2018-10-24 16:30:42,616 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 991 transitions. Word has length 45 [2018-10-24 16:30:42,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:30:42,617 INFO L481 AbstractCegarLoop]: Abstraction has 601 states and 991 transitions. [2018-10-24 16:30:42,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:30:42,617 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 991 transitions. [2018-10-24 16:30:42,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-24 16:30:42,627 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:30:42,628 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, 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 16:30:42,628 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:30:42,628 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:30:42,629 INFO L82 PathProgramCache]: Analyzing trace with hash 1753672116, now seen corresponding path program 1 times [2018-10-24 16:30:42,629 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:30:42,629 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:30:42,630 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:30:42,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:30:42,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:30:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:30:42,949 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-10-24 16:30:42,950 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:30:42,950 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 16:30:42,952 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:30:42,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:30:42,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:30:42,953 INFO L87 Difference]: Start difference. First operand 601 states and 991 transitions. Second operand 4 states. [2018-10-24 16:30:45,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:30:45,622 INFO L93 Difference]: Finished difference Result 2106 states and 3493 transitions. [2018-10-24 16:30:45,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:30:45,623 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 182 [2018-10-24 16:30:45,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:30:45,632 INFO L225 Difference]: With dead ends: 2106 [2018-10-24 16:30:45,632 INFO L226 Difference]: Without dead ends: 1507 [2018-10-24 16:30:45,636 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 16:30:45,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1507 states. [2018-10-24 16:30:45,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1507 to 1507. [2018-10-24 16:30:45,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1507 states. [2018-10-24 16:30:45,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1507 states and 2184 transitions. [2018-10-24 16:30:45,694 INFO L78 Accepts]: Start accepts. Automaton has 1507 states and 2184 transitions. Word has length 182 [2018-10-24 16:30:45,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:30:45,695 INFO L481 AbstractCegarLoop]: Abstraction has 1507 states and 2184 transitions. [2018-10-24 16:30:45,695 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:30:45,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2184 transitions. [2018-10-24 16:30:45,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-10-24 16:30:45,706 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:30:45,707 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, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:30:45,707 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:30:45,707 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:30:45,708 INFO L82 PathProgramCache]: Analyzing trace with hash -1854733418, now seen corresponding path program 1 times [2018-10-24 16:30:45,708 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:30:45,708 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:30:45,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:30:45,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:30:45,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:30:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:30:46,040 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-24 16:30:46,341 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-10-24 16:30:46,341 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:30:46,342 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-24 16:30:46,342 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-24 16:30:46,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-24 16:30:46,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-24 16:30:46,343 INFO L87 Difference]: Start difference. First operand 1507 states and 2184 transitions. Second operand 7 states. [2018-10-24 16:30:51,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:30:51,717 INFO L93 Difference]: Finished difference Result 4158 states and 6112 transitions. [2018-10-24 16:30:51,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-24 16:30:51,718 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 295 [2018-10-24 16:30:51,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:30:51,728 INFO L225 Difference]: With dead ends: 4158 [2018-10-24 16:30:51,729 INFO L226 Difference]: Without dead ends: 1681 [2018-10-24 16:30:51,732 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-24 16:30:51,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1681 states. [2018-10-24 16:30:51,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1681 to 1502. [2018-10-24 16:30:51,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1502 states. [2018-10-24 16:30:51,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 1828 transitions. [2018-10-24 16:30:51,763 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 1828 transitions. Word has length 295 [2018-10-24 16:30:51,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:30:51,764 INFO L481 AbstractCegarLoop]: Abstraction has 1502 states and 1828 transitions. [2018-10-24 16:30:51,764 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-24 16:30:51,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 1828 transitions. [2018-10-24 16:30:51,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-10-24 16:30:51,772 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:30:51,772 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, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:30:51,773 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:30:51,773 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:30:51,773 INFO L82 PathProgramCache]: Analyzing trace with hash -1759819400, now seen corresponding path program 1 times [2018-10-24 16:30:51,773 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:30:51,773 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:30:51,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:30:51,775 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:30:51,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:30:51,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:30:52,481 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-10-24 16:30:52,482 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:30:52,482 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-24 16:30:52,482 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-24 16:30:52,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-24 16:30:52,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-24 16:30:52,483 INFO L87 Difference]: Start difference. First operand 1502 states and 1828 transitions. Second operand 6 states. [2018-10-24 16:30:54,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:30:54,801 INFO L93 Difference]: Finished difference Result 3212 states and 3868 transitions. [2018-10-24 16:30:54,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-24 16:30:54,803 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 422 [2018-10-24 16:30:54,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:30:54,812 INFO L225 Difference]: With dead ends: 3212 [2018-10-24 16:30:54,812 INFO L226 Difference]: Without dead ends: 1712 [2018-10-24 16:30:54,814 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2018-10-24 16:30:54,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1712 states. [2018-10-24 16:30:54,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1712 to 1681. [2018-10-24 16:30:54,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1681 states. [2018-10-24 16:30:54,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1681 states and 2008 transitions. [2018-10-24 16:30:54,848 INFO L78 Accepts]: Start accepts. Automaton has 1681 states and 2008 transitions. Word has length 422 [2018-10-24 16:30:54,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:30:54,851 INFO L481 AbstractCegarLoop]: Abstraction has 1681 states and 2008 transitions. [2018-10-24 16:30:54,851 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-24 16:30:54,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 2008 transitions. [2018-10-24 16:30:54,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2018-10-24 16:30:54,863 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:30:54,864 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, 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, 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] [2018-10-24 16:30:54,864 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:30:54,864 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:30:54,864 INFO L82 PathProgramCache]: Analyzing trace with hash 85556643, now seen corresponding path program 1 times [2018-10-24 16:30:54,864 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:30:54,865 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:30:54,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:30:54,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:30:54,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:30:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:30:55,483 WARN L179 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2018-10-24 16:30:56,075 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 522 proven. 46 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-10-24 16:30:56,076 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:30:56,076 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 16:30:56,086 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:30:56,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:30:56,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:30:56,635 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 554 trivial. 0 not checked. [2018-10-24 16:30:56,671 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 16:30:56,671 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2018-10-24 16:30:56,673 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-24 16:30:56,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-24 16:30:56,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-10-24 16:30:56,674 INFO L87 Difference]: Start difference. First operand 1681 states and 2008 transitions. Second operand 8 states. [2018-10-24 16:31:05,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:31:05,056 INFO L93 Difference]: Finished difference Result 4991 states and 5983 transitions. [2018-10-24 16:31:05,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-24 16:31:05,058 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 529 [2018-10-24 16:31:05,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:31:05,079 INFO L225 Difference]: With dead ends: 4991 [2018-10-24 16:31:05,079 INFO L226 Difference]: Without dead ends: 3131 [2018-10-24 16:31:05,082 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 542 GetRequests, 531 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-10-24 16:31:05,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3131 states. [2018-10-24 16:31:05,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3131 to 2753. [2018-10-24 16:31:05,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2753 states. [2018-10-24 16:31:05,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2753 states and 3167 transitions. [2018-10-24 16:31:05,139 INFO L78 Accepts]: Start accepts. Automaton has 2753 states and 3167 transitions. Word has length 529 [2018-10-24 16:31:05,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:31:05,139 INFO L481 AbstractCegarLoop]: Abstraction has 2753 states and 3167 transitions. [2018-10-24 16:31:05,140 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-24 16:31:05,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 3167 transitions. [2018-10-24 16:31:05,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 656 [2018-10-24 16:31:05,146 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:31:05,147 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, 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, 3, 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] [2018-10-24 16:31:05,147 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:31:05,147 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:31:05,148 INFO L82 PathProgramCache]: Analyzing trace with hash 939391624, now seen corresponding path program 1 times [2018-10-24 16:31:05,148 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:31:05,148 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:31:05,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:05,149 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:31:05,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:31:05,739 WARN L179 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 8 [2018-10-24 16:31:06,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1236 backedges. 954 proven. 0 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2018-10-24 16:31:06,115 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:31:06,116 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:31:06,117 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:31:06,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:31:06,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:31:06,117 INFO L87 Difference]: Start difference. First operand 2753 states and 3167 transitions. Second operand 4 states. [2018-10-24 16:31:08,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:31:08,224 INFO L93 Difference]: Finished difference Result 7471 states and 8814 transitions. [2018-10-24 16:31:08,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:31:08,224 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 655 [2018-10-24 16:31:08,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:31:08,246 INFO L225 Difference]: With dead ends: 7471 [2018-10-24 16:31:08,246 INFO L226 Difference]: Without dead ends: 4899 [2018-10-24 16:31:08,252 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:31:08,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4899 states. [2018-10-24 16:31:08,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4899 to 4899. [2018-10-24 16:31:08,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4899 states. [2018-10-24 16:31:08,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4899 states to 4899 states and 5511 transitions. [2018-10-24 16:31:08,345 INFO L78 Accepts]: Start accepts. Automaton has 4899 states and 5511 transitions. Word has length 655 [2018-10-24 16:31:08,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:31:08,346 INFO L481 AbstractCegarLoop]: Abstraction has 4899 states and 5511 transitions. [2018-10-24 16:31:08,346 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:31:08,346 INFO L276 IsEmpty]: Start isEmpty. Operand 4899 states and 5511 transitions. [2018-10-24 16:31:08,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 796 [2018-10-24 16:31:08,356 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:31:08,357 INFO L375 BasicCegarLoop]: trace histogram [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, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 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 16:31:08,358 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:31:08,358 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:31:08,358 INFO L82 PathProgramCache]: Analyzing trace with hash -293097210, now seen corresponding path program 1 times [2018-10-24 16:31:08,358 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:31:08,359 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:31:08,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:08,360 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:31:08,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:31:09,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 1320 proven. 156 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2018-10-24 16:31:09,390 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:31:09,390 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 16:31:09,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:31:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:31:09,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:31:09,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 1579 trivial. 0 not checked. [2018-10-24 16:31:09,901 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 16:31:09,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2018-10-24 16:31:09,903 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-24 16:31:09,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-24 16:31:09,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-24 16:31:09,904 INFO L87 Difference]: Start difference. First operand 4899 states and 5511 transitions. Second operand 5 states. [2018-10-24 16:31:11,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:31:11,552 INFO L93 Difference]: Finished difference Result 12315 states and 14225 transitions. [2018-10-24 16:31:11,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-24 16:31:11,552 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 795 [2018-10-24 16:31:11,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:31:11,583 INFO L225 Difference]: With dead ends: 12315 [2018-10-24 16:31:11,583 INFO L226 Difference]: Without dead ends: 7597 [2018-10-24 16:31:11,590 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 800 GetRequests, 797 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-24 16:31:11,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7597 states. [2018-10-24 16:31:11,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7597 to 6152. [2018-10-24 16:31:11,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6152 states. [2018-10-24 16:31:11,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6152 states to 6152 states and 7000 transitions. [2018-10-24 16:31:11,698 INFO L78 Accepts]: Start accepts. Automaton has 6152 states and 7000 transitions. Word has length 795 [2018-10-24 16:31:11,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:31:11,700 INFO L481 AbstractCegarLoop]: Abstraction has 6152 states and 7000 transitions. [2018-10-24 16:31:11,700 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-24 16:31:11,700 INFO L276 IsEmpty]: Start isEmpty. Operand 6152 states and 7000 transitions. [2018-10-24 16:31:11,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 896 [2018-10-24 16:31:11,715 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:31:11,715 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:31:11,716 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:31:11,716 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:31:11,716 INFO L82 PathProgramCache]: Analyzing trace with hash 363135000, now seen corresponding path program 1 times [2018-10-24 16:31:11,716 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:31:11,717 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:31:11,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:11,718 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:31:11,719 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:31:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:31:12,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2461 backedges. 300 proven. 0 refuted. 0 times theorem prover too weak. 2161 trivial. 0 not checked. [2018-10-24 16:31:12,922 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:31:12,923 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:31:12,924 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:31:12,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:31:12,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:31:12,924 INFO L87 Difference]: Start difference. First operand 6152 states and 7000 transitions. Second operand 4 states. [2018-10-24 16:31:15,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:31:15,011 INFO L93 Difference]: Finished difference Result 12831 states and 14731 transitions. [2018-10-24 16:31:15,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:31:15,011 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 895 [2018-10-24 16:31:15,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:31:15,013 INFO L225 Difference]: With dead ends: 12831 [2018-10-24 16:31:15,013 INFO L226 Difference]: Without dead ends: 0 [2018-10-24 16:31:15,024 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 16:31:15,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-24 16:31:15,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-24 16:31:15,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-24 16:31:15,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-24 16:31:15,025 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 895 [2018-10-24 16:31:15,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:31:15,026 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-24 16:31:15,026 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:31:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-24 16:31:15,026 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-24 16:31:15,032 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-24 16:31:15,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:31:15,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:31:15,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:31:15,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:31:15,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:31:15,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:31:15,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:31:15,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:31:15,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:31:15,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:31:15,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:31:15,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:31:15,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:31:15,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:31:15,394 WARN L179 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 34 [2018-10-24 16:31:15,826 WARN L179 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 34 [2018-10-24 16:31:15,829 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-10-24 16:31:15,829 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-10-24 16:31:15,829 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,829 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,829 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,829 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-10-24 16:31:15,829 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-24 16:31:15,829 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-24 16:31:15,830 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-24 16:31:15,830 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-10-24 16:31:15,830 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-10-24 16:31:15,830 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-10-24 16:31:15,830 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-10-24 16:31:15,830 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,830 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,830 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,830 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-10-24 16:31:15,830 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-10-24 16:31:15,831 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-24 16:31:15,831 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-24 16:31:15,831 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-24 16:31:15,831 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-10-24 16:31:15,831 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-10-24 16:31:15,831 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-10-24 16:31:15,831 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,831 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,831 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,831 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-10-24 16:31:15,831 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-24 16:31:15,831 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-24 16:31:15,831 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-24 16:31:15,832 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-10-24 16:31:15,832 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-10-24 16:31:15,832 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-10-24 16:31:15,832 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-10-24 16:31:15,832 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 136) no Hoare annotation was computed. [2018-10-24 16:31:15,832 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-10-24 16:31:15,832 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,832 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,832 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,833 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-10-24 16:31:15,833 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-24 16:31:15,833 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-24 16:31:15,833 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-24 16:31:15,833 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-10-24 16:31:15,833 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-10-24 16:31:15,833 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-10-24 16:31:15,833 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,834 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,834 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,834 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-10-24 16:31:15,834 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-24 16:31:15,834 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-24 16:31:15,834 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-24 16:31:15,834 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-10-24 16:31:15,835 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-10-24 16:31:15,835 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-10-24 16:31:15,835 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-10-24 16:31:15,835 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-10-24 16:31:15,835 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,835 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,835 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,835 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-10-24 16:31:15,835 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-24 16:31:15,836 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-24 16:31:15,836 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-24 16:31:15,836 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-10-24 16:31:15,836 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-10-24 16:31:15,836 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-10-24 16:31:15,836 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-10-24 16:31:15,836 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,836 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,837 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,837 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-24 16:31:15,837 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-24 16:31:15,837 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-24 16:31:15,837 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-10-24 16:31:15,837 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-10-24 16:31:15,837 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-10-24 16:31:15,837 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-10-24 16:31:15,837 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-10-24 16:31:15,838 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,838 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,838 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,838 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-10-24 16:31:15,838 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-10-24 16:31:15,838 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-24 16:31:15,838 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-24 16:31:15,838 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-24 16:31:15,838 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-24 16:31:15,839 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-10-24 16:31:15,839 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-10-24 16:31:15,839 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-10-24 16:31:15,839 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,839 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,839 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,839 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-24 16:31:15,839 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-24 16:31:15,839 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-24 16:31:15,840 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-10-24 16:31:15,840 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-10-24 16:31:15,840 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-10-24 16:31:15,840 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-10-24 16:31:15,840 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-10-24 16:31:15,840 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,840 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,840 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,840 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-10-24 16:31:15,841 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-10-24 16:31:15,841 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-24 16:31:15,841 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-24 16:31:15,841 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-24 16:31:15,841 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-10-24 16:31:15,841 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-24 16:31:15,841 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-10-24 16:31:15,841 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-10-24 16:31:15,841 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,842 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,842 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,842 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-10-24 16:31:15,842 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-24 16:31:15,842 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-24 16:31:15,842 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-24 16:31:15,842 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-10-24 16:31:15,842 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-10-24 16:31:15,842 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-10-24 16:31:15,842 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-10-24 16:31:15,843 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,843 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,843 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,843 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-10-24 16:31:15,843 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-24 16:31:15,843 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-24 16:31:15,843 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-24 16:31:15,843 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-10-24 16:31:15,843 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-10-24 16:31:15,843 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-10-24 16:31:15,843 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-10-24 16:31:15,844 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,844 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,844 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-10-24 16:31:15,844 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-24 16:31:15,844 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-24 16:31:15,844 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-10-24 16:31:15,844 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-10-24 16:31:15,844 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-10-24 16:31:15,844 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-10-24 16:31:15,844 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-10-24 16:31:15,844 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,844 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,844 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-10-24 16:31:15,844 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-24 16:31:15,845 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-24 16:31:15,845 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-10-24 16:31:15,845 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-10-24 16:31:15,845 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-10-24 16:31:15,845 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,845 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,845 INFO L421 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse1 (not (= ~a21~0 7))) (.cse0 (= ~a24~0 1)) (.cse2 (not (= ~a15~0 6)))) (or (and .cse0 (= ~a21~0 9)) (and .cse0 (<= ~a12~0 11) .cse1) (and (and (<= ~a12~0 80) .cse0 (not (= ~a21~0 10))) .cse1) (and .cse0 (<= ~a21~0 6)) (and (<= (+ ~a12~0 49) 0) .cse2 .cse1) (and .cse0 .cse2))) [2018-10-24 16:31:15,846 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-10-24 16:31:15,846 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-10-24 16:31:15,846 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-24 16:31:15,846 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-24 16:31:15,846 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-10-24 16:31:15,846 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-10-24 16:31:15,846 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-10-24 16:31:15,846 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-10-24 16:31:15,847 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,847 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,847 INFO L428 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2018-10-24 16:31:15,847 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-10-24 16:31:15,847 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-10-24 16:31:15,847 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-24 16:31:15,847 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-24 16:31:15,847 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-10-24 16:31:15,847 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-10-24 16:31:15,847 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-10-24 16:31:15,847 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,847 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,848 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-10-24 16:31:15,848 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-10-24 16:31:15,848 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-24 16:31:15,848 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-24 16:31:15,848 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-24 16:31:15,848 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-10-24 16:31:15,848 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-10-24 16:31:15,848 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,849 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,849 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-24 16:31:15,849 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,849 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-10-24 16:31:15,849 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-10-24 16:31:15,849 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (let ((.cse1 (not (= ~a21~0 7))) (.cse0 (= ~a24~0 1)) (.cse2 (not (= ~a15~0 6)))) (or (and .cse0 (= ~a21~0 9)) (and .cse0 (<= ~a12~0 11) .cse1) (and (and (<= ~a12~0 80) .cse0 (not (= ~a21~0 10))) .cse1) (and .cse0 (<= ~a21~0 6)) (and (<= (+ ~a12~0 49) 0) .cse2 .cse1) (and .cse0 .cse2))) [2018-10-24 16:31:15,849 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-10-24 16:31:15,850 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-10-24 16:31:15,850 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-24 16:31:15,850 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-24 16:31:15,850 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-24 16:31:15,850 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-10-24 16:31:15,850 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-10-24 16:31:15,850 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-10-24 16:31:15,850 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-10-24 16:31:15,850 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,850 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,851 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,851 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-10-24 16:31:15,851 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-24 16:31:15,851 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-24 16:31:15,851 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-24 16:31:15,851 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-10-24 16:31:15,851 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-10-24 16:31:15,851 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-10-24 16:31:15,851 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-10-24 16:31:15,851 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-10-24 16:31:15,851 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,851 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,851 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,851 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-10-24 16:31:15,852 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-10-24 16:31:15,852 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-24 16:31:15,852 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-24 16:31:15,852 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-24 16:31:15,852 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-24 16:31:15,852 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-10-24 16:31:15,852 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-10-24 16:31:15,852 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-10-24 16:31:15,852 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,852 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,852 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,852 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-10-24 16:31:15,852 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-24 16:31:15,852 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-24 16:31:15,853 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-24 16:31:15,853 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-10-24 16:31:15,853 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-10-24 16:31:15,853 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-10-24 16:31:15,853 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-10-24 16:31:15,853 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-10-24 16:31:15,853 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,853 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,853 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:31:15,853 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-10-24 16:31:15,853 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-24 16:31:15,853 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-24 16:31:15,853 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-24 16:31:15,853 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-10-24 16:31:15,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 04:31:15 BoogieIcfgContainer [2018-10-24 16:31:15,873 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 16:31:15,874 INFO L168 Benchmark]: Toolchain (without parser) took 42924.76 ms. Allocated memory was 1.5 GB in the beginning and 3.0 GB in the end (delta: 1.4 GB). Free memory was 1.4 GB in the beginning and 2.6 GB in the end (delta: -1.2 GB). Peak memory consumption was 268.6 MB. Max. memory is 7.1 GB. [2018-10-24 16:31:15,875 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-24 16:31:15,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 817.42 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-24 16:31:15,877 INFO L168 Benchmark]: Boogie Procedure Inliner took 243.99 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 723.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -822.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2018-10-24 16:31:15,878 INFO L168 Benchmark]: Boogie Preprocessor took 89.78 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2018-10-24 16:31:15,878 INFO L168 Benchmark]: RCFGBuilder took 3890.53 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 131.4 MB). Peak memory consumption was 131.4 MB. Max. memory is 7.1 GB. [2018-10-24 16:31:15,879 INFO L168 Benchmark]: TraceAbstraction took 37875.42 ms. Allocated memory was 2.2 GB in the beginning and 3.0 GB in the end (delta: 726.7 MB). Free memory was 2.0 GB in the beginning and 2.6 GB in the end (delta: -546.3 MB). Peak memory consumption was 180.4 MB. Max. memory is 7.1 GB. [2018-10-24 16:31:15,885 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 817.42 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 243.99 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 723.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -822.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.78 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3890.53 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 131.4 MB). Peak memory consumption was 131.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 37875.42 ms. Allocated memory was 2.2 GB in the beginning and 3.0 GB in the end (delta: 726.7 MB). Free memory was 2.0 GB in the beginning and 2.6 GB in the end (delta: -546.3 MB). Peak memory consumption was 180.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 136]: 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: 880]: Loop Invariant Derived loop invariant: (((((a24 == 1 && a21 == 9) || ((a24 == 1 && a12 <= 11) && !(a21 == 7))) || (((a12 <= 80 && a24 == 1) && !(a21 == 10)) && !(a21 == 7))) || (a24 == 1 && a21 <= 6)) || ((a12 + 49 <= 0 && !(a15 == 6)) && !(a21 == 7))) || (a24 == 1 && !(a15 == 6)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((a24 == 1 && a21 == 9) || ((a24 == 1 && a12 <= 11) && !(a21 == 7))) || (((a12 <= 80 && a24 == 1) && !(a21 == 10)) && !(a21 == 7))) || (a24 == 1 && a21 <= 6)) || ((a12 + 49 <= 0 && !(a15 == 6)) && !(a21 == 7))) || (a24 == 1 && !(a15 == 6)) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 246 locations, 1 error locations. SAFE Result, 37.7s OverallTime, 8 OverallIterations, 8 TraceHistogramMax, 28.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1140 SDtfs, 4927 SDslu, 944 SDs, 0 SdLazy, 10848 SolverSat, 1947 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 24.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1369 GetRequests, 1336 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6152occurred in iteration=7, 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: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 2033 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 98 NumberOfFragments, 129 HoareAnnotationTreeSize, 3 FomulaSimplifications, 3641 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 488 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 5142 NumberOfCodeBlocks, 5142 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 5132 ConstructedInterpolants, 0 QuantifiedInterpolants, 6845706 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1628 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 9502/9704 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...