java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem03_label30_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:01:50,270 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:01:50,272 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:01:50,291 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:01:50,292 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:01:50,293 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:01:50,294 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:01:50,296 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:01:50,298 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:01:50,299 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:01:50,300 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:01:50,300 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:01:50,301 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:01:50,302 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:01:50,307 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:01:50,309 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:01:50,311 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:01:50,315 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:01:50,319 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:01:50,323 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:01:50,324 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:01:50,326 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:01:50,331 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:01:50,332 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:01:50,332 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:01:50,333 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:01:50,334 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:01:50,335 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:01:50,335 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:01:50,340 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:01:50,340 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:01:50,341 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:01:50,341 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:01:50,341 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:01:50,343 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:01:50,344 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:01:50,344 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 [2018-10-26 20:01:50,369 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:01:50,370 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:01:50,371 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:01:50,371 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:01:50,371 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:01:50,372 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:01:50,372 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 20:01:50,372 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:01:50,372 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:01:50,372 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:01:50,373 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:01:50,373 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:01:50,373 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:01:50,373 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:01:50,374 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:01:50,374 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:01:50,374 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 20:01:50,374 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:01:50,375 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 20:01:50,375 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:01:50,375 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:01:50,375 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:01:50,375 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:01:50,376 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 20:01:50,376 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:01:50,376 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:01:50,376 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 20:01:50,376 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-26 20:01:50,419 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:01:50,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:01:50,443 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:01:50,445 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:01:50,445 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:01:50,446 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label30_true-unreach-call.c [2018-10-26 20:01:50,513 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/59cdbab5a/b47c42fda32a4cc194136933d20726cc/FLAGf20864f9f [2018-10-26 20:01:51,184 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:01:51,187 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem03_label30_true-unreach-call.c [2018-10-26 20:01:51,212 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/59cdbab5a/b47c42fda32a4cc194136933d20726cc/FLAGf20864f9f [2018-10-26 20:01:51,235 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/59cdbab5a/b47c42fda32a4cc194136933d20726cc [2018-10-26 20:01:51,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:01:51,251 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 20:01:51,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:01:51,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:01:51,255 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:01:51,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:01:51" (1/1) ... [2018-10-26 20:01:51,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bedfbfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:51, skipping insertion in model container [2018-10-26 20:01:51,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:01:51" (1/1) ... [2018-10-26 20:01:51,268 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:01:51,363 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:01:52,089 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:01:52,095 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:01:52,338 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:01:52,361 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:01:52,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:52 WrapperNode [2018-10-26 20:01:52,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:01:52,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:01:52,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:01:52,363 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:01:52,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:52" (1/1) ... [2018-10-26 20:01:52,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:52" (1/1) ... [2018-10-26 20:01:52,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:01:52,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:01:52,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:01:52,671 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:01:52,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:52" (1/1) ... [2018-10-26 20:01:52,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:52" (1/1) ... [2018-10-26 20:01:52,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:52" (1/1) ... [2018-10-26 20:01:52,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:52" (1/1) ... [2018-10-26 20:01:52,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:52" (1/1) ... [2018-10-26 20:01:52,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:52" (1/1) ... [2018-10-26 20:01:52,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:52" (1/1) ... [2018-10-26 20:01:52,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:01:52,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:01:52,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:01:52,818 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:01:52,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:52" (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 [2018-10-26 20:01:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 20:01:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:01:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:01:58,149 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:01:58,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:01:58 BoogieIcfgContainer [2018-10-26 20:01:58,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:01:58,154 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 20:01:58,154 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 20:01:58,158 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 20:01:58,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 08:01:51" (1/3) ... [2018-10-26 20:01:58,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@721fb068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:01:58, skipping insertion in model container [2018-10-26 20:01:58,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:01:52" (2/3) ... [2018-10-26 20:01:58,160 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@721fb068 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:01:58, skipping insertion in model container [2018-10-26 20:01:58,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:01:58" (3/3) ... [2018-10-26 20:01:58,163 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label30_true-unreach-call.c [2018-10-26 20:01:58,172 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 20:01:58,181 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 20:01:58,198 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 20:01:58,236 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 20:01:58,237 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 20:01:58,237 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 20:01:58,237 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 20:01:58,238 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 20:01:58,238 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 20:01:58,238 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 20:01:58,238 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 20:01:58,238 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 20:01:58,263 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states. [2018-10-26 20:01:58,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-26 20:01:58,282 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:01:58,284 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:01:58,286 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:01:58,292 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:01:58,293 INFO L82 PathProgramCache]: Analyzing trace with hash -1986465740, now seen corresponding path program 1 times [2018-10-26 20:01:58,295 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:01:58,296 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:01:58,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:01:58,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:01:58,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:01:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:01:59,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:01:59,132 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:01:59,132 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:01:59,138 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 20:01:59,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 20:01:59,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:01:59,157 INFO L87 Difference]: Start difference. First operand 303 states. Second operand 4 states. [2018-10-26 20:02:02,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:02,766 INFO L93 Difference]: Finished difference Result 1027 states and 1865 transitions. [2018-10-26 20:02:02,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 20:02:02,769 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 176 [2018-10-26 20:02:02,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:02,796 INFO L225 Difference]: With dead ends: 1027 [2018-10-26 20:02:02,797 INFO L226 Difference]: Without dead ends: 717 [2018-10-26 20:02:02,802 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 [2018-10-26 20:02:02,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2018-10-26 20:02:02,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 715. [2018-10-26 20:02:02,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 715 states. [2018-10-26 20:02:02,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 1145 transitions. [2018-10-26 20:02:02,893 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 1145 transitions. Word has length 176 [2018-10-26 20:02:02,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:02,894 INFO L481 AbstractCegarLoop]: Abstraction has 715 states and 1145 transitions. [2018-10-26 20:02:02,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 20:02:02,895 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1145 transitions. [2018-10-26 20:02:02,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 20:02:02,901 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:02,901 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:02,902 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:02,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:02,902 INFO L82 PathProgramCache]: Analyzing trace with hash 13591859, now seen corresponding path program 1 times [2018-10-26 20:02:02,902 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:02,902 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:02,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:02,904 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:02,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:03,059 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:03,060 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:03,060 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 20:02:03,062 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:03,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:03,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:03,063 INFO L87 Difference]: Start difference. First operand 715 states and 1145 transitions. Second operand 3 states. [2018-10-26 20:02:04,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:04,874 INFO L93 Difference]: Finished difference Result 2058 states and 3347 transitions. [2018-10-26 20:02:04,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:04,875 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 185 [2018-10-26 20:02:04,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:04,885 INFO L225 Difference]: With dead ends: 2058 [2018-10-26 20:02:04,885 INFO L226 Difference]: Without dead ends: 1345 [2018-10-26 20:02:04,889 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:04,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2018-10-26 20:02:04,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 1331. [2018-10-26 20:02:04,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1331 states. [2018-10-26 20:02:04,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1331 states and 2076 transitions. [2018-10-26 20:02:04,943 INFO L78 Accepts]: Start accepts. Automaton has 1331 states and 2076 transitions. Word has length 185 [2018-10-26 20:02:04,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:04,943 INFO L481 AbstractCegarLoop]: Abstraction has 1331 states and 2076 transitions. [2018-10-26 20:02:04,943 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:04,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2076 transitions. [2018-10-26 20:02:04,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-26 20:02:04,948 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:04,948 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:04,948 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:04,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:04,949 INFO L82 PathProgramCache]: Analyzing trace with hash -203240264, now seen corresponding path program 1 times [2018-10-26 20:02:04,949 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:04,949 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:04,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:04,950 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:04,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:05,122 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 20:02:05,122 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:05,122 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 20:02:05,123 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:05,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:05,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:05,124 INFO L87 Difference]: Start difference. First operand 1331 states and 2076 transitions. Second operand 3 states. [2018-10-26 20:02:07,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:07,609 INFO L93 Difference]: Finished difference Result 3977 states and 6209 transitions. [2018-10-26 20:02:07,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:07,611 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2018-10-26 20:02:07,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:07,626 INFO L225 Difference]: With dead ends: 3977 [2018-10-26 20:02:07,627 INFO L226 Difference]: Without dead ends: 2648 [2018-10-26 20:02:07,630 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:07,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2648 states. [2018-10-26 20:02:07,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2648 to 2645. [2018-10-26 20:02:07,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2645 states. [2018-10-26 20:02:07,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2645 states and 4120 transitions. [2018-10-26 20:02:07,701 INFO L78 Accepts]: Start accepts. Automaton has 2645 states and 4120 transitions. Word has length 199 [2018-10-26 20:02:07,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:07,701 INFO L481 AbstractCegarLoop]: Abstraction has 2645 states and 4120 transitions. [2018-10-26 20:02:07,701 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:07,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 4120 transitions. [2018-10-26 20:02:07,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-26 20:02:07,710 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:07,710 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:07,711 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:07,711 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:07,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1576615772, now seen corresponding path program 1 times [2018-10-26 20:02:07,711 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:07,711 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:07,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:07,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:07,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:07,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:07,928 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 20:02:07,928 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:07,928 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 20:02:07,929 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:07,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:07,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:07,930 INFO L87 Difference]: Start difference. First operand 2645 states and 4120 transitions. Second operand 3 states. [2018-10-26 20:02:08,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:08,758 INFO L93 Difference]: Finished difference Result 5250 states and 8186 transitions. [2018-10-26 20:02:08,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:08,759 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 207 [2018-10-26 20:02:08,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:08,773 INFO L225 Difference]: With dead ends: 5250 [2018-10-26 20:02:08,773 INFO L226 Difference]: Without dead ends: 2607 [2018-10-26 20:02:08,777 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:08,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2607 states. [2018-10-26 20:02:08,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2607 to 2607. [2018-10-26 20:02:08,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2607 states. [2018-10-26 20:02:08,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 3992 transitions. [2018-10-26 20:02:08,832 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 3992 transitions. Word has length 207 [2018-10-26 20:02:08,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:08,832 INFO L481 AbstractCegarLoop]: Abstraction has 2607 states and 3992 transitions. [2018-10-26 20:02:08,832 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:08,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 3992 transitions. [2018-10-26 20:02:08,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-26 20:02:08,838 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:08,838 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:08,839 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:08,839 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:08,839 INFO L82 PathProgramCache]: Analyzing trace with hash -1913977296, now seen corresponding path program 1 times [2018-10-26 20:02:08,839 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:08,839 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:08,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:08,840 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:08,841 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:09,380 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 7 [2018-10-26 20:02:09,435 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:09,435 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:09,436 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 20:02:09,436 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 20:02:09,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 20:02:09,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-26 20:02:09,437 INFO L87 Difference]: Start difference. First operand 2607 states and 3992 transitions. Second operand 5 states. [2018-10-26 20:02:13,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:13,507 INFO L93 Difference]: Finished difference Result 6279 states and 9778 transitions. [2018-10-26 20:02:13,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 20:02:13,510 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 216 [2018-10-26 20:02:13,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:13,528 INFO L225 Difference]: With dead ends: 6279 [2018-10-26 20:02:13,529 INFO L226 Difference]: Without dead ends: 3674 [2018-10-26 20:02:13,533 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-26 20:02:13,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3674 states. [2018-10-26 20:02:13,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3674 to 3015. [2018-10-26 20:02:13,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3015 states. [2018-10-26 20:02:13,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3015 states to 3015 states and 4612 transitions. [2018-10-26 20:02:13,598 INFO L78 Accepts]: Start accepts. Automaton has 3015 states and 4612 transitions. Word has length 216 [2018-10-26 20:02:13,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:13,598 INFO L481 AbstractCegarLoop]: Abstraction has 3015 states and 4612 transitions. [2018-10-26 20:02:13,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 20:02:13,599 INFO L276 IsEmpty]: Start isEmpty. Operand 3015 states and 4612 transitions. [2018-10-26 20:02:13,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-26 20:02:13,606 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:13,606 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:13,606 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:13,607 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:13,607 INFO L82 PathProgramCache]: Analyzing trace with hash -418998084, now seen corresponding path program 1 times [2018-10-26 20:02:13,607 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:13,608 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:13,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:13,609 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:13,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:13,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:13,947 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 62 proven. 10 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-10-26 20:02:13,948 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:02:13,948 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 [2018-10-26 20:02:13,968 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:14,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:14,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:02:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:02:14,273 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 20:02:14,273 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2018-10-26 20:02:14,273 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 20:02:14,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 20:02:14,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:02:14,274 INFO L87 Difference]: Start difference. First operand 3015 states and 4612 transitions. Second operand 4 states. [2018-10-26 20:02:16,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:16,402 INFO L93 Difference]: Finished difference Result 12048 states and 18435 transitions. [2018-10-26 20:02:16,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 20:02:16,403 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 252 [2018-10-26 20:02:16,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:16,446 INFO L225 Difference]: With dead ends: 12048 [2018-10-26 20:02:16,446 INFO L226 Difference]: Without dead ends: 9035 [2018-10-26 20:02:16,454 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 252 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:02:16,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9035 states. [2018-10-26 20:02:16,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9035 to 6022. [2018-10-26 20:02:16,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6022 states. [2018-10-26 20:02:16,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6022 states to 6022 states and 9192 transitions. [2018-10-26 20:02:16,622 INFO L78 Accepts]: Start accepts. Automaton has 6022 states and 9192 transitions. Word has length 252 [2018-10-26 20:02:16,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:16,623 INFO L481 AbstractCegarLoop]: Abstraction has 6022 states and 9192 transitions. [2018-10-26 20:02:16,623 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 20:02:16,623 INFO L276 IsEmpty]: Start isEmpty. Operand 6022 states and 9192 transitions. [2018-10-26 20:02:16,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-26 20:02:16,634 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:16,634 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:16,634 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:16,635 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:16,635 INFO L82 PathProgramCache]: Analyzing trace with hash -252218795, now seen corresponding path program 1 times [2018-10-26 20:02:16,635 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:16,635 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:16,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:16,636 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:16,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:16,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:16,866 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 20:02:16,866 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:16,866 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:02:16,870 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:16,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:16,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:16,871 INFO L87 Difference]: Start difference. First operand 6022 states and 9192 transitions. Second operand 3 states. [2018-10-26 20:02:18,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:18,204 INFO L93 Difference]: Finished difference Result 17361 states and 26560 transitions. [2018-10-26 20:02:18,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:18,208 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 252 [2018-10-26 20:02:18,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:18,251 INFO L225 Difference]: With dead ends: 17361 [2018-10-26 20:02:18,251 INFO L226 Difference]: Without dead ends: 11341 [2018-10-26 20:02:18,263 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:18,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11341 states. [2018-10-26 20:02:18,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11341 to 11337. [2018-10-26 20:02:18,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11337 states. [2018-10-26 20:02:18,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11337 states to 11337 states and 15999 transitions. [2018-10-26 20:02:18,486 INFO L78 Accepts]: Start accepts. Automaton has 11337 states and 15999 transitions. Word has length 252 [2018-10-26 20:02:18,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:18,487 INFO L481 AbstractCegarLoop]: Abstraction has 11337 states and 15999 transitions. [2018-10-26 20:02:18,487 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:18,487 INFO L276 IsEmpty]: Start isEmpty. Operand 11337 states and 15999 transitions. [2018-10-26 20:02:18,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-10-26 20:02:18,503 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:18,504 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:18,504 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:18,504 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:18,505 INFO L82 PathProgramCache]: Analyzing trace with hash -467724618, now seen corresponding path program 1 times [2018-10-26 20:02:18,505 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:18,505 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:18,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:18,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:18,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:18,951 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:18,952 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:18,952 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:02:18,953 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 20:02:18,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 20:02:18,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:02:18,953 INFO L87 Difference]: Start difference. First operand 11337 states and 15999 transitions. Second operand 4 states. [2018-10-26 20:02:21,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:21,546 INFO L93 Difference]: Finished difference Result 41584 states and 58255 transitions. [2018-10-26 20:02:21,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 20:02:21,546 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 255 [2018-10-26 20:02:21,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:21,620 INFO L225 Difference]: With dead ends: 41584 [2018-10-26 20:02:21,620 INFO L226 Difference]: Without dead ends: 30249 [2018-10-26 20:02:21,641 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 [2018-10-26 20:02:21,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30249 states. [2018-10-26 20:02:21,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30249 to 21129. [2018-10-26 20:02:21,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21129 states. [2018-10-26 20:02:22,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21129 states to 21129 states and 28285 transitions. [2018-10-26 20:02:22,018 INFO L78 Accepts]: Start accepts. Automaton has 21129 states and 28285 transitions. Word has length 255 [2018-10-26 20:02:22,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:22,018 INFO L481 AbstractCegarLoop]: Abstraction has 21129 states and 28285 transitions. [2018-10-26 20:02:22,018 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 20:02:22,019 INFO L276 IsEmpty]: Start isEmpty. Operand 21129 states and 28285 transitions. [2018-10-26 20:02:22,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-10-26 20:02:22,043 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:22,044 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:22,044 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:22,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:22,045 INFO L82 PathProgramCache]: Analyzing trace with hash 323983567, now seen corresponding path program 1 times [2018-10-26 20:02:22,045 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:22,045 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:22,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:22,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:22,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:22,205 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-10-26 20:02:22,206 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:22,206 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:02:22,207 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:22,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:22,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:22,207 INFO L87 Difference]: Start difference. First operand 21129 states and 28285 transitions. Second operand 3 states. [2018-10-26 20:02:23,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:23,930 INFO L93 Difference]: Finished difference Result 42264 states and 56582 transitions. [2018-10-26 20:02:23,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:23,937 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 259 [2018-10-26 20:02:23,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:23,980 INFO L225 Difference]: With dead ends: 42264 [2018-10-26 20:02:23,981 INFO L226 Difference]: Without dead ends: 21137 [2018-10-26 20:02:24,008 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:24,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21137 states. [2018-10-26 20:02:24,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21137 to 21129. [2018-10-26 20:02:24,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21129 states. [2018-10-26 20:02:24,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21129 states to 21129 states and 25984 transitions. [2018-10-26 20:02:24,444 INFO L78 Accepts]: Start accepts. Automaton has 21129 states and 25984 transitions. Word has length 259 [2018-10-26 20:02:24,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:24,445 INFO L481 AbstractCegarLoop]: Abstraction has 21129 states and 25984 transitions. [2018-10-26 20:02:24,445 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:24,445 INFO L276 IsEmpty]: Start isEmpty. Operand 21129 states and 25984 transitions. [2018-10-26 20:02:24,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-10-26 20:02:24,462 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:24,463 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:24,463 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:24,463 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:24,463 INFO L82 PathProgramCache]: Analyzing trace with hash -449123965, now seen corresponding path program 1 times [2018-10-26 20:02:24,463 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:24,463 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:24,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:24,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:24,465 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:25,019 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 7 [2018-10-26 20:02:25,144 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 108 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:02:25,144 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:02:25,144 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 [2018-10-26 20:02:25,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:25,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:02:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 20:02:25,386 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 20:02:25,386 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2018-10-26 20:02:25,387 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-26 20:02:25,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-26 20:02:25,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-10-26 20:02:25,388 INFO L87 Difference]: Start difference. First operand 21129 states and 25984 transitions. Second operand 8 states. [2018-10-26 20:02:33,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:33,857 INFO L93 Difference]: Finished difference Result 124571 states and 150886 transitions. [2018-10-26 20:02:33,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-10-26 20:02:33,857 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 272 [2018-10-26 20:02:33,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:34,093 INFO L225 Difference]: With dead ends: 124571 [2018-10-26 20:02:34,094 INFO L226 Difference]: Without dead ends: 103444 [2018-10-26 20:02:34,141 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 282 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=117, Invalid=225, Unknown=0, NotChecked=0, Total=342 [2018-10-26 20:02:34,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103444 states. [2018-10-26 20:02:35,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103444 to 61476. [2018-10-26 20:02:35,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61476 states. [2018-10-26 20:02:35,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61476 states to 61476 states and 72173 transitions. [2018-10-26 20:02:35,462 INFO L78 Accepts]: Start accepts. Automaton has 61476 states and 72173 transitions. Word has length 272 [2018-10-26 20:02:35,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:35,462 INFO L481 AbstractCegarLoop]: Abstraction has 61476 states and 72173 transitions. [2018-10-26 20:02:35,462 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-26 20:02:35,463 INFO L276 IsEmpty]: Start isEmpty. Operand 61476 states and 72173 transitions. [2018-10-26 20:02:35,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-10-26 20:02:35,491 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:35,491 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:35,491 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:35,492 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:35,492 INFO L82 PathProgramCache]: Analyzing trace with hash 1151408058, now seen corresponding path program 1 times [2018-10-26 20:02:35,492 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:35,492 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:35,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:35,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:35,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:35,975 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-10-26 20:02:35,975 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:02:35,976 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-26 20:02:35,976 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:02:35,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:02:35,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:35,977 INFO L87 Difference]: Start difference. First operand 61476 states and 72173 transitions. Second operand 3 states. [2018-10-26 20:02:37,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:37,797 INFO L93 Difference]: Finished difference Result 154833 states and 181385 transitions. [2018-10-26 20:02:37,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:02:37,798 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 280 [2018-10-26 20:02:37,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:38,008 INFO L225 Difference]: With dead ends: 154833 [2018-10-26 20:02:38,008 INFO L226 Difference]: Without dead ends: 93359 [2018-10-26 20:02:38,069 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:02:38,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93359 states. [2018-10-26 20:02:39,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93359 to 93352. [2018-10-26 20:02:39,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93352 states. [2018-10-26 20:02:39,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93352 states to 93352 states and 109038 transitions. [2018-10-26 20:02:39,297 INFO L78 Accepts]: Start accepts. Automaton has 93352 states and 109038 transitions. Word has length 280 [2018-10-26 20:02:39,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:39,297 INFO L481 AbstractCegarLoop]: Abstraction has 93352 states and 109038 transitions. [2018-10-26 20:02:39,297 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:02:39,297 INFO L276 IsEmpty]: Start isEmpty. Operand 93352 states and 109038 transitions. [2018-10-26 20:02:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-10-26 20:02:39,329 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:02:39,329 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:02:39,329 INFO L424 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:02:39,330 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:02:39,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1576963430, now seen corresponding path program 1 times [2018-10-26 20:02:39,330 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 20:02:39,330 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 20:02:39,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:39,331 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:39,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:02:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:39,595 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 75 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-10-26 20:02:39,595 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:02:39,595 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:02:39,606 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:02:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:02:39,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:02:39,867 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 20:02:39,889 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 20:02:39,890 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2018-10-26 20:02:39,890 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 20:02:39,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 20:02:39,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-26 20:02:39,891 INFO L87 Difference]: Start difference. First operand 93352 states and 109038 transitions. Second operand 6 states. [2018-10-26 20:02:45,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:02:45,731 INFO L93 Difference]: Finished difference Result 265288 states and 310267 transitions. [2018-10-26 20:02:45,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-26 20:02:45,731 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 288 [2018-10-26 20:02:45,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:02:45,732 INFO L225 Difference]: With dead ends: 265288 [2018-10-26 20:02:45,732 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 20:02:45,828 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 291 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-10-26 20:02:45,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 20:02:45,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 20:02:45,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 20:02:45,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 20:02:45,829 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 288 [2018-10-26 20:02:45,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:02:45,829 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 20:02:45,829 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 20:02:45,829 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 20:02:45,829 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 20:02:45,833 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 20:02:49,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:49,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:49,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:49,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:49,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:49,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:49,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:49,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:49,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:49,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:49,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:49,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:50,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:51,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:51,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:51,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:51,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:52,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:52,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:52,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:52,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:53,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:53,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:53,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:53,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:54,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:54,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:54,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:56,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:57,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:57,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:57,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:57,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:57,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:57,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:57,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:58,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:58,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:58,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:02:58,659 WARN L179 SmtUtils]: Spent 12.81 s on a formula simplification. DAG size of input: 1478 DAG size of output: 976 [2018-10-26 20:03:00,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:00,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:00,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:00,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:00,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:00,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:00,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:00,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:00,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:00,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:00,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:01,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:02,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:02,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:02,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:02,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:02,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:03,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:03,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:03,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:03,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:03,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:03,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:04,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:04,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:04,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:05,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:06,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:07,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:07,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:07,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:07,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:07,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:07,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:08,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:08,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:08,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:08,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:08,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 20:03:08,785 WARN L179 SmtUtils]: Spent 10.12 s on a formula simplification. DAG size of input: 1478 DAG size of output: 976 [2018-10-26 20:03:24,558 WARN L179 SmtUtils]: Spent 15.76 s on a formula simplification. DAG size of input: 850 DAG size of output: 40 [2018-10-26 20:03:41,020 WARN L179 SmtUtils]: Spent 16.45 s on a formula simplification. DAG size of input: 850 DAG size of output: 40 [2018-10-26 20:03:41,024 INFO L425 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2018-10-26 20:03:41,024 INFO L425 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2018-10-26 20:03:41,024 INFO L425 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,024 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,024 INFO L425 ceAbstractionStarter]: For program point L1622(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,024 INFO L425 ceAbstractionStarter]: For program point L1556(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,024 INFO L425 ceAbstractionStarter]: For program point L1490(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,025 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,025 INFO L425 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,025 INFO L425 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2018-10-26 20:03:41,025 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,025 INFO L425 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2018-10-26 20:03:41,025 INFO L425 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2018-10-26 20:03:41,025 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,025 INFO L425 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,025 INFO L425 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,026 INFO L425 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,026 INFO L425 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2018-10-26 20:03:41,026 INFO L425 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2018-10-26 20:03:41,026 INFO L425 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,026 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,026 INFO L425 ceAbstractionStarter]: For program point L1625(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,026 INFO L425 ceAbstractionStarter]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,026 INFO L425 ceAbstractionStarter]: For program point L1493(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,027 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,027 INFO L425 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,027 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,027 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,027 INFO L425 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,027 INFO L425 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2018-10-26 20:03:41,027 INFO L425 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2018-10-26 20:03:41,027 INFO L425 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2018-10-26 20:03:41,027 INFO L425 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,027 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,027 INFO L425 ceAbstractionStarter]: For program point L1628(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,027 INFO L425 ceAbstractionStarter]: For program point L1562(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,027 INFO L425 ceAbstractionStarter]: For program point L1496(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,028 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,028 INFO L425 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2018-10-26 20:03:41,028 INFO L425 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2018-10-26 20:03:41,028 INFO L425 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2018-10-26 20:03:41,028 INFO L425 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,028 INFO L425 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,028 INFO L425 ceAbstractionStarter]: For program point L1631(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,028 INFO L425 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,028 INFO L425 ceAbstractionStarter]: For program point L1565(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,028 INFO L425 ceAbstractionStarter]: For program point L1499(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,028 INFO L425 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2018-10-26 20:03:41,028 INFO L425 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2018-10-26 20:03:41,028 INFO L425 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2018-10-26 20:03:41,028 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,029 INFO L425 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,029 INFO L425 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,029 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2018-10-26 20:03:41,029 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,029 INFO L425 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2018-10-26 20:03:41,029 INFO L425 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,029 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,029 INFO L425 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2018-10-26 20:03:41,029 INFO L425 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2018-10-26 20:03:41,029 INFO L425 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,029 INFO L425 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,029 INFO L425 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,029 INFO L425 ceAbstractionStarter]: For program point L1634(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,029 INFO L425 ceAbstractionStarter]: For program point L1568(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,030 INFO L425 ceAbstractionStarter]: For program point L1502(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,030 INFO L425 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,030 INFO L425 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2018-10-26 20:03:41,030 INFO L425 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2018-10-26 20:03:41,030 INFO L425 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2018-10-26 20:03:41,030 INFO L425 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2018-10-26 20:03:41,030 INFO L425 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2018-10-26 20:03:41,030 INFO L425 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,031 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,031 INFO L425 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,031 INFO L425 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,031 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,031 INFO L425 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,031 INFO L425 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,031 INFO L425 ceAbstractionStarter]: For program point L1637(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,031 INFO L425 ceAbstractionStarter]: For program point L1571(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,031 INFO L425 ceAbstractionStarter]: For program point L1505(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,031 INFO L425 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2018-10-26 20:03:41,032 INFO L425 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2018-10-26 20:03:41,032 INFO L425 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2018-10-26 20:03:41,032 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,032 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1560) no Hoare annotation was computed. [2018-10-26 20:03:41,032 INFO L425 ceAbstractionStarter]: For program point L1640(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,032 INFO L425 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,032 INFO L425 ceAbstractionStarter]: For program point L1574(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,032 INFO L425 ceAbstractionStarter]: For program point L1508(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,032 INFO L425 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,033 INFO L425 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,033 INFO L425 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,033 INFO L425 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,033 INFO L425 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2018-10-26 20:03:41,033 INFO L425 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2018-10-26 20:03:41,033 INFO L425 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2018-10-26 20:03:41,033 INFO L425 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2018-10-26 20:03:41,033 INFO L425 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2018-10-26 20:03:41,033 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,033 INFO L425 ceAbstractionStarter]: For program point L1643(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,034 INFO L425 ceAbstractionStarter]: For program point L1577(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,034 INFO L425 ceAbstractionStarter]: For program point L1511(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,034 INFO L425 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,034 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 20:03:41,034 INFO L425 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,034 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,034 INFO L425 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,034 INFO L425 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2018-10-26 20:03:41,034 INFO L425 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2018-10-26 20:03:41,034 INFO L425 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2018-10-26 20:03:41,035 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,035 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,035 INFO L425 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,035 INFO L425 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2018-10-26 20:03:41,035 INFO L425 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2018-10-26 20:03:41,035 INFO L425 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,035 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,035 INFO L425 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,035 INFO L425 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2018-10-26 20:03:41,035 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,036 INFO L425 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2018-10-26 20:03:41,036 INFO L425 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,036 INFO L425 ceAbstractionStarter]: For program point L1646(lines 1646 1648) no Hoare annotation was computed. [2018-10-26 20:03:41,036 INFO L425 ceAbstractionStarter]: For program point L1580(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,036 INFO L425 ceAbstractionStarter]: For program point L1514(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,036 INFO L425 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2018-10-26 20:03:41,036 INFO L425 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2018-10-26 20:03:41,036 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2018-10-26 20:03:41,037 INFO L425 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2018-10-26 20:03:41,037 INFO L425 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2018-10-26 20:03:41,037 INFO L425 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2018-10-26 20:03:41,037 INFO L425 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2018-10-26 20:03:41,037 INFO L425 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,037 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,037 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,038 INFO L421 ceAbstractionStarter]: At program point L1649(lines 54 1650) the Hoare annotation is: (let ((.cse1 (<= ~a3~0 0)) (.cse3 (= ~a11~0 1)) (.cse2 (= ~a27~0 1)) (.cse0 (= ~a5~0 1))) (or (and .cse0 (= ~a3~0 1)) (and .cse0 (= ~a12~0 1)) (and .cse1 (and .cse2 .cse0)) (and (= 1 ~a6~0) .cse0) (and .cse2 .cse0 .cse3) (and .cse1 (and (and .cse0 (= ~a16~0 1)) .cse3) (= ~a15~0 1)) (and (<= ~a6~0 0) .cse0 .cse3 (not (= ~a3~0 0))) (and (and (not (= ~a20~0 1)) .cse2 .cse0) (= ~a1~0 1)))) [2018-10-26 20:03:41,038 INFO L425 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,038 INFO L425 ceAbstractionStarter]: For program point L1583(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,038 INFO L425 ceAbstractionStarter]: For program point L1517(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,038 INFO L425 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2018-10-26 20:03:41,038 INFO L425 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2018-10-26 20:03:41,039 INFO L425 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,039 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,039 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-26 20:03:41,039 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,039 INFO L428 ceAbstractionStarter]: At program point L1652(lines 1652 1669) the Hoare annotation is: true [2018-10-26 20:03:41,039 INFO L425 ceAbstractionStarter]: For program point L1586(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,039 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,039 INFO L425 ceAbstractionStarter]: For program point L1520(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,040 INFO L425 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,040 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,040 INFO L425 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,040 INFO L425 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2018-10-26 20:03:41,040 INFO L425 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2018-10-26 20:03:41,040 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,040 INFO L425 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,040 INFO L425 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,041 INFO L425 ceAbstractionStarter]: For program point L1589(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,041 INFO L425 ceAbstractionStarter]: For program point L1523(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,041 INFO L425 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,041 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,041 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,041 INFO L425 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,041 INFO L425 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2018-10-26 20:03:41,041 INFO L425 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2018-10-26 20:03:41,041 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,042 INFO L425 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,042 INFO L425 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-10-26 20:03:41,042 INFO L425 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2018-10-26 20:03:41,042 INFO L425 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,042 INFO L425 ceAbstractionStarter]: For program point L1658-1(lines 1658 1668) no Hoare annotation was computed. [2018-10-26 20:03:41,042 INFO L425 ceAbstractionStarter]: For program point L1592(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,042 INFO L421 ceAbstractionStarter]: At program point L1658-3(lines 1658 1668) the Hoare annotation is: (let ((.cse1 (<= ~a3~0 0)) (.cse3 (= ~a11~0 1)) (.cse2 (= ~a27~0 1)) (.cse0 (= ~a5~0 1))) (or (and .cse0 (= ~a3~0 1)) (and .cse0 (= ~a12~0 1)) (and .cse1 (and .cse2 .cse0)) (and (= 1 ~a6~0) .cse0) (and .cse2 .cse0 .cse3) (and .cse1 (and (and .cse0 (= ~a16~0 1)) .cse3) (= ~a15~0 1)) (and (<= ~a6~0 0) .cse0 .cse3 (not (= ~a3~0 0))) (and (and (not (= ~a20~0 1)) .cse2 .cse0) (= ~a1~0 1)))) [2018-10-26 20:03:41,042 INFO L425 ceAbstractionStarter]: For program point L1526(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,042 INFO L425 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,042 INFO L425 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,042 INFO L425 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2018-10-26 20:03:41,043 INFO L425 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2018-10-26 20:03:41,043 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,043 INFO L425 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,043 INFO L425 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,043 INFO L425 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,043 INFO L425 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,043 INFO L425 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,043 INFO L425 ceAbstractionStarter]: For program point L1595(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,043 INFO L425 ceAbstractionStarter]: For program point L1529(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,043 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2018-10-26 20:03:41,043 INFO L425 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2018-10-26 20:03:41,043 INFO L425 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2018-10-26 20:03:41,043 INFO L425 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,044 INFO L425 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2018-10-26 20:03:41,044 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,044 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,044 INFO L425 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2018-10-26 20:03:41,044 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,044 INFO L425 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,044 INFO L425 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,044 INFO L425 ceAbstractionStarter]: For program point L1598(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,044 INFO L425 ceAbstractionStarter]: For program point L1532(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,045 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2018-10-26 20:03:41,045 INFO L425 ceAbstractionStarter]: For program point L1466-1(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,045 INFO L425 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2018-10-26 20:03:41,045 INFO L425 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2018-10-26 20:03:41,045 INFO L425 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-10-26 20:03:41,045 INFO L425 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,045 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,045 INFO L425 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,045 INFO L425 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,046 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,046 INFO L425 ceAbstractionStarter]: For program point L1601(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,046 INFO L425 ceAbstractionStarter]: For program point L1535(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,046 INFO L425 ceAbstractionStarter]: For program point L1469(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,046 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2018-10-26 20:03:41,046 INFO L425 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2018-10-26 20:03:41,046 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,046 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,046 INFO L425 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2018-10-26 20:03:41,046 INFO L425 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2018-10-26 20:03:41,047 INFO L425 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2018-10-26 20:03:41,047 INFO L425 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,047 INFO L425 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,047 INFO L425 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,047 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,047 INFO L425 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,047 INFO L425 ceAbstractionStarter]: For program point L1604(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,047 INFO L425 ceAbstractionStarter]: For program point L1538(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,047 INFO L425 ceAbstractionStarter]: For program point L1472(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,047 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,048 INFO L425 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,048 INFO L425 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,048 INFO L425 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2018-10-26 20:03:41,048 INFO L425 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2018-10-26 20:03:41,048 INFO L425 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2018-10-26 20:03:41,048 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-26 20:03:41,048 INFO L425 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,048 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,048 INFO L425 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,048 INFO L425 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,049 INFO L425 ceAbstractionStarter]: For program point L1607(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,049 INFO L425 ceAbstractionStarter]: For program point L1541(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,049 INFO L425 ceAbstractionStarter]: For program point L1475(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,049 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2018-10-26 20:03:41,049 INFO L425 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2018-10-26 20:03:41,049 INFO L425 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,049 INFO L425 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2018-10-26 20:03:41,049 INFO L425 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2018-10-26 20:03:41,049 INFO L425 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2018-10-26 20:03:41,049 INFO L425 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,050 INFO L425 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,050 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,050 INFO L425 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,050 INFO L425 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,050 INFO L425 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2018-10-26 20:03:41,050 INFO L425 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2018-10-26 20:03:41,050 INFO L425 ceAbstractionStarter]: For program point L1610(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,050 INFO L425 ceAbstractionStarter]: For program point L1544(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,050 INFO L425 ceAbstractionStarter]: For program point L1478(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,051 INFO L425 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2018-10-26 20:03:41,051 INFO L425 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2018-10-26 20:03:41,051 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,051 INFO L425 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2018-10-26 20:03:41,051 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,051 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,051 INFO L425 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,051 INFO L425 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,051 INFO L425 ceAbstractionStarter]: For program point L1613(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,052 INFO L425 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,052 INFO L425 ceAbstractionStarter]: For program point L1547(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,052 INFO L425 ceAbstractionStarter]: For program point L1481(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,052 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,052 INFO L425 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,052 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 20:03:41,053 INFO L425 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2018-10-26 20:03:41,053 INFO L425 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2018-10-26 20:03:41,053 INFO L425 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2018-10-26 20:03:41,053 INFO L425 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,053 INFO L425 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2018-10-26 20:03:41,053 INFO L425 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2018-10-26 20:03:41,054 INFO L425 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,054 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,054 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,054 INFO L425 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,054 INFO L425 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,054 INFO L425 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,054 INFO L425 ceAbstractionStarter]: For program point L1616(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,054 INFO L425 ceAbstractionStarter]: For program point L1550(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,054 INFO L425 ceAbstractionStarter]: For program point L1484(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,054 INFO L425 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2018-10-26 20:03:41,054 INFO L425 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2018-10-26 20:03:41,054 INFO L425 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2018-10-26 20:03:41,055 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,055 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,055 INFO L425 ceAbstractionStarter]: For program point L1619(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,055 INFO L425 ceAbstractionStarter]: For program point L1553(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,055 INFO L425 ceAbstractionStarter]: For program point L1487(lines 54 1650) no Hoare annotation was computed. [2018-10-26 20:03:41,055 INFO L425 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,055 INFO L425 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2018-10-26 20:03:41,055 INFO L425 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2018-10-26 20:03:41,055 INFO L425 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,055 INFO L425 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2018-10-26 20:03:41,055 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2018-10-26 20:03:41,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 08:03:41 BoogieIcfgContainer [2018-10-26 20:03:41,078 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 20:03:41,079 INFO L168 Benchmark]: Toolchain (without parser) took 109829.42 ms. Allocated memory was 1.5 GB in the beginning and 4.0 GB in the end (delta: 2.5 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2018-10-26 20:03:41,080 INFO L168 Benchmark]: CDTParser took 0.23 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. [2018-10-26 20:03:41,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1110.57 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 87.2 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. [2018-10-26 20:03:41,082 INFO L168 Benchmark]: Boogie Procedure Inliner took 308.01 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 742.4 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -867.6 MB). Peak memory consumption was 40.4 MB. Max. memory is 7.1 GB. [2018-10-26 20:03:41,083 INFO L168 Benchmark]: Boogie Preprocessor took 146.14 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2018-10-26 20:03:41,083 INFO L168 Benchmark]: RCFGBuilder took 5332.81 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 261.6 MB). Peak memory consumption was 261.6 MB. Max. memory is 7.1 GB. [2018-10-26 20:03:41,084 INFO L168 Benchmark]: TraceAbstraction took 102923.94 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.8 GB). Free memory was 1.9 GB in the beginning and 2.7 GB in the end (delta: -791.8 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2018-10-26 20:03:41,090 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1110.57 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 87.2 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 308.01 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 742.4 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -867.6 MB). Peak memory consumption was 40.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 146.14 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5332.81 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 261.6 MB). Peak memory consumption was 261.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 102923.94 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.8 GB). Free memory was 1.9 GB in the beginning and 2.7 GB in the end (delta: -791.8 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1560]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: (((((((a5 == 1 && a3 == 1) || (a5 == 1 && a12 == 1)) || (a3 <= 0 && a27 == 1 && a5 == 1)) || (1 == a6 && a5 == 1)) || ((a27 == 1 && a5 == 1) && a11 == 1)) || ((a3 <= 0 && (a5 == 1 && a16 == 1) && a11 == 1) && a15 == 1)) || (((a6 <= 0 && a5 == 1) && a11 == 1) && !(a3 == 0))) || (((!(a20 == 1) && a27 == 1) && a5 == 1) && a1 == 1) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((a5 == 1 && a3 == 1) || (a5 == 1 && a12 == 1)) || (a3 <= 0 && a27 == 1 && a5 == 1)) || (1 == a6 && a5 == 1)) || ((a27 == 1 && a5 == 1) && a11 == 1)) || ((a3 <= 0 && (a5 == 1 && a16 == 1) && a11 == 1) && a15 == 1)) || (((a6 <= 0 && a5 == 1) && a11 == 1) && !(a3 == 0))) || (((!(a20 == 1) && a27 == 1) && a5 == 1) && a1 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 303 locations, 1 error locations. SAFE Result, 102.8s OverallTime, 12 OverallIterations, 5 TraceHistogramMax, 37.7s AutomataDifference, 0.0s DeadEndRemovalTime, 55.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 3227 SDtfs, 13743 SDslu, 3665 SDs, 0 SdLazy, 13953 SolverSat, 3982 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 881 GetRequests, 836 SyntacticMatches, 5 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93352occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 4.0s AutomataMinimizationTime, 12 MinimizatonAttempts, 54798 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 1596 NumberOfFragments, 181 HoareAnnotationTreeSize, 3 FomulaSimplifications, 25334 FormulaSimplificationTreeSizeReduction, 22.9s HoareSimplificationTime, 3 FomulaSimplificationsInter, 98094 FormulaSimplificationTreeSizeReductionInter, 32.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 3653 NumberOfCodeBlocks, 3653 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 3638 ConstructedInterpolants, 0 QuantifiedInterpolants, 1686803 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1535 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 1349/1373 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...