java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem14_label32_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-06 21:26:51,385 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-06 21:26:51,387 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-06 21:26:51,406 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-06 21:26:51,407 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-06 21:26:51,409 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-06 21:26:51,412 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-06 21:26:51,415 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-06 21:26:51,417 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-06 21:26:51,418 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-06 21:26:51,419 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-06 21:26:51,419 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-06 21:26:51,420 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-06 21:26:51,421 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-06 21:26:51,422 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-06 21:26:51,423 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-06 21:26:51,424 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-06 21:26:51,426 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-06 21:26:51,428 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-06 21:26:51,429 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-06 21:26:51,431 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-06 21:26:51,432 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-06 21:26:51,435 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-06 21:26:51,435 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-06 21:26:51,435 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-06 21:26:51,436 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-06 21:26:51,437 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-06 21:26:51,438 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-06 21:26:51,439 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-06 21:26:51,440 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-06 21:26:51,441 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-06 21:26:51,441 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-11-06 21:26:51,444 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-06 21:26:51,460 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-06 21:26:51,460 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-06 21:26:51,461 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-06 21:26:51,461 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-06 21:26:51,462 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-06 21:26:51,462 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-06 21:26:51,462 INFO L133 SettingsManager]: * Use SBE=true [2018-11-06 21:26:51,463 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-06 21:26:51,463 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-06 21:26:51,463 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-06 21:26:51,463 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-06 21:26:51,463 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-06 21:26:51,464 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-06 21:26:51,464 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-06 21:26:51,464 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-06 21:26:51,464 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-06 21:26:51,465 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-06 21:26:51,465 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-06 21:26:51,465 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-06 21:26:51,465 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-06 21:26:51,465 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-06 21:26:51,466 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-06 21:26:51,466 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-06 21:26:51,466 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-06 21:26:51,466 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-06 21:26:51,466 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-06 21:26:51,467 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-06 21:26:51,467 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-06 21:26:51,513 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-06 21:26:51,530 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-06 21:26:51,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-06 21:26:51,536 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-06 21:26:51,537 INFO L276 PluginConnector]: CDTParser initialized [2018-11-06 21:26:51,537 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label32_true-unreach-call_false-termination.c [2018-11-06 21:26:51,595 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e8d3c46/82e6fd30bbe44b0a91eb29be0d6bd6fa/FLAG32e6cd2f6 [2018-11-06 21:26:52,185 INFO L298 CDTParser]: Found 1 translation units. [2018-11-06 21:26:52,186 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label32_true-unreach-call_false-termination.c [2018-11-06 21:26:52,210 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e8d3c46/82e6fd30bbe44b0a91eb29be0d6bd6fa/FLAG32e6cd2f6 [2018-11-06 21:26:52,235 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28e8d3c46/82e6fd30bbe44b0a91eb29be0d6bd6fa [2018-11-06 21:26:52,246 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-06 21:26:52,247 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-06 21:26:52,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-06 21:26:52,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-06 21:26:52,252 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-06 21:26:52,253 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:26:52" (1/1) ... [2018-11-06 21:26:52,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bce9522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:26:52, skipping insertion in model container [2018-11-06 21:26:52,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:26:52" (1/1) ... [2018-11-06 21:26:52,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-06 21:26:52,343 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-06 21:26:52,830 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 21:26:52,836 INFO L189 MainTranslator]: Completed pre-run [2018-11-06 21:26:52,965 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 21:26:52,983 INFO L193 MainTranslator]: Completed translation [2018-11-06 21:26:52,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:26:52 WrapperNode [2018-11-06 21:26:52,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-06 21:26:52,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-06 21:26:52,985 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-06 21:26:52,985 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-06 21:26:52,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:26:52" (1/1) ... [2018-11-06 21:26:53,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:26:52" (1/1) ... [2018-11-06 21:26:53,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-06 21:26:53,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-06 21:26:53,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-06 21:26:53,191 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-06 21:26:53,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:26:52" (1/1) ... [2018-11-06 21:26:53,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:26:52" (1/1) ... [2018-11-06 21:26:53,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:26:52" (1/1) ... [2018-11-06 21:26:53,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:26:52" (1/1) ... [2018-11-06 21:26:53,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:26:52" (1/1) ... [2018-11-06 21:26:53,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:26:52" (1/1) ... [2018-11-06 21:26:53,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:26:52" (1/1) ... [2018-11-06 21:26:53,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-06 21:26:53,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-06 21:26:53,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-06 21:26:53,307 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-06 21:26:53,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:26:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 21:26:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-06 21:26:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-06 21:26:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-06 21:26:57,269 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-06 21:26:57,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:26:57 BoogieIcfgContainer [2018-11-06 21:26:57,272 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-06 21:26:57,273 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-06 21:26:57,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-06 21:26:57,277 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-06 21:26:57,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:26:52" (1/3) ... [2018-11-06 21:26:57,280 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@294a0881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:26:57, skipping insertion in model container [2018-11-06 21:26:57,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:26:52" (2/3) ... [2018-11-06 21:26:57,281 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@294a0881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:26:57, skipping insertion in model container [2018-11-06 21:26:57,281 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:26:57" (3/3) ... [2018-11-06 21:26:57,286 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label32_true-unreach-call_false-termination.c [2018-11-06 21:26:57,302 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-06 21:26:57,317 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-06 21:26:57,341 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-06 21:26:57,388 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-06 21:26:57,389 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-06 21:26:57,389 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-06 21:26:57,389 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-06 21:26:57,389 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-06 21:26:57,390 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-06 21:26:57,390 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-06 21:26:57,390 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-06 21:26:57,390 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-06 21:26:57,422 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2018-11-06 21:26:57,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-06 21:26:57,433 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:26:57,434 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] [2018-11-06 21:26:57,437 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:26:57,444 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:26:57,444 INFO L82 PathProgramCache]: Analyzing trace with hash 1860758514, now seen corresponding path program 1 times [2018-11-06 21:26:57,447 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:26:57,448 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:26:57,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:26:57,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:26:57,514 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:26:57,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:26:58,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 21:26:58,027 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 21:26:58,028 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 21:26:58,034 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 21:26:58,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 21:26:58,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:26:58,055 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 4 states. [2018-11-06 21:27:01,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:01,114 INFO L93 Difference]: Finished difference Result 854 states and 1562 transitions. [2018-11-06 21:27:01,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 21:27:01,117 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 56 [2018-11-06 21:27:01,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:01,143 INFO L225 Difference]: With dead ends: 854 [2018-11-06 21:27:01,143 INFO L226 Difference]: Without dead ends: 601 [2018-11-06 21:27:01,149 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:27:01,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2018-11-06 21:27:01,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 601. [2018-11-06 21:27:01,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2018-11-06 21:27:01,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 980 transitions. [2018-11-06 21:27:01,245 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 980 transitions. Word has length 56 [2018-11-06 21:27:01,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:01,246 INFO L480 AbstractCegarLoop]: Abstraction has 601 states and 980 transitions. [2018-11-06 21:27:01,246 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 21:27:01,246 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 980 transitions. [2018-11-06 21:27:01,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-06 21:27:01,253 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:27:01,254 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 21:27:01,254 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:27:01,254 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:27:01,255 INFO L82 PathProgramCache]: Analyzing trace with hash -89130257, now seen corresponding path program 1 times [2018-11-06 21:27:01,255 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:27:01,255 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:27:01,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:01,256 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:01,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:01,703 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 21:27:01,703 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 21:27:01,704 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 21:27:01,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 21:27:01,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 21:27:01,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:27:01,707 INFO L87 Difference]: Start difference. First operand 601 states and 980 transitions. Second operand 4 states. [2018-11-06 21:27:05,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:05,125 INFO L93 Difference]: Finished difference Result 2290 states and 3808 transitions. [2018-11-06 21:27:05,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 21:27:05,126 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 132 [2018-11-06 21:27:05,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:05,138 INFO L225 Difference]: With dead ends: 2290 [2018-11-06 21:27:05,139 INFO L226 Difference]: Without dead ends: 1691 [2018-11-06 21:27:05,146 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:27:05,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1691 states. [2018-11-06 21:27:05,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1691 to 1691. [2018-11-06 21:27:05,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1691 states. [2018-11-06 21:27:05,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1691 states and 2506 transitions. [2018-11-06 21:27:05,228 INFO L78 Accepts]: Start accepts. Automaton has 1691 states and 2506 transitions. Word has length 132 [2018-11-06 21:27:05,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:05,229 INFO L480 AbstractCegarLoop]: Abstraction has 1691 states and 2506 transitions. [2018-11-06 21:27:05,229 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 21:27:05,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2506 transitions. [2018-11-06 21:27:05,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-06 21:27:05,243 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:27:05,243 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-06 21:27:05,245 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:27:05,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:27:05,246 INFO L82 PathProgramCache]: Analyzing trace with hash -218423799, now seen corresponding path program 1 times [2018-11-06 21:27:05,246 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:27:05,246 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:27:05,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:05,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:05,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:05,563 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-06 21:27:05,563 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 21:27:05,563 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 21:27:05,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 21:27:05,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 21:27:05,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:27:05,568 INFO L87 Difference]: Start difference. First operand 1691 states and 2506 transitions. Second operand 4 states. [2018-11-06 21:27:08,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:08,204 INFO L93 Difference]: Finished difference Result 5170 states and 7830 transitions. [2018-11-06 21:27:08,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 21:27:08,206 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 232 [2018-11-06 21:27:08,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:08,229 INFO L225 Difference]: With dead ends: 5170 [2018-11-06 21:27:08,229 INFO L226 Difference]: Without dead ends: 3481 [2018-11-06 21:27:08,234 INFO L604 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 [2018-11-06 21:27:08,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3481 states. [2018-11-06 21:27:08,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3481 to 3481. [2018-11-06 21:27:08,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3481 states. [2018-11-06 21:27:08,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 3481 states and 4753 transitions. [2018-11-06 21:27:08,324 INFO L78 Accepts]: Start accepts. Automaton has 3481 states and 4753 transitions. Word has length 232 [2018-11-06 21:27:08,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:08,325 INFO L480 AbstractCegarLoop]: Abstraction has 3481 states and 4753 transitions. [2018-11-06 21:27:08,325 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 21:27:08,325 INFO L276 IsEmpty]: Start isEmpty. Operand 3481 states and 4753 transitions. [2018-11-06 21:27:08,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-06 21:27:08,331 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:27:08,332 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 21:27:08,332 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:27:08,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:27:08,333 INFO L82 PathProgramCache]: Analyzing trace with hash 488026060, now seen corresponding path program 1 times [2018-11-06 21:27:08,333 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:27:08,333 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:27:08,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:08,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:08,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:08,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:08,693 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 158 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-06 21:27:08,694 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 21:27:08,694 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 21:27:08,713 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:08,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 21:27:08,973 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-06 21:27:09,005 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-06 21:27:09,005 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-11-06 21:27:09,007 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-06 21:27:09,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-06 21:27:09,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-11-06 21:27:09,008 INFO L87 Difference]: Start difference. First operand 3481 states and 4753 transitions. Second operand 6 states. [2018-11-06 21:27:09,841 WARN L179 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 15 [2018-11-06 21:27:15,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:15,685 INFO L93 Difference]: Finished difference Result 9300 states and 12533 transitions. [2018-11-06 21:27:15,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-06 21:27:15,686 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 246 [2018-11-06 21:27:15,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:15,711 INFO L225 Difference]: With dead ends: 9300 [2018-11-06 21:27:15,712 INFO L226 Difference]: Without dead ends: 5460 [2018-11-06 21:27:15,718 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 245 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-11-06 21:27:15,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5460 states. [2018-11-06 21:27:15,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5460 to 3822. [2018-11-06 21:27:15,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3822 states. [2018-11-06 21:27:15,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 3822 states and 4563 transitions. [2018-11-06 21:27:15,802 INFO L78 Accepts]: Start accepts. Automaton has 3822 states and 4563 transitions. Word has length 246 [2018-11-06 21:27:15,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:15,803 INFO L480 AbstractCegarLoop]: Abstraction has 3822 states and 4563 transitions. [2018-11-06 21:27:15,803 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-06 21:27:15,803 INFO L276 IsEmpty]: Start isEmpty. Operand 3822 states and 4563 transitions. [2018-11-06 21:27:15,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2018-11-06 21:27:15,815 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:27:15,815 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 21:27:15,816 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:27:15,816 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:27:15,816 INFO L82 PathProgramCache]: Analyzing trace with hash 179003691, now seen corresponding path program 1 times [2018-11-06 21:27:15,816 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:27:15,817 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:27:15,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:15,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:15,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:15,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:16,795 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 521 proven. 46 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-11-06 21:27:16,795 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 21:27:16,796 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 21:27:16,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:16,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 21:27:17,498 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 544 proven. 23 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-11-06 21:27:17,518 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-06 21:27:17,519 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-11-06 21:27:17,520 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-06 21:27:17,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-06 21:27:17,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2018-11-06 21:27:17,521 INFO L87 Difference]: Start difference. First operand 3822 states and 4563 transitions. Second operand 9 states. [2018-11-06 21:27:23,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:23,459 INFO L93 Difference]: Finished difference Result 7905 states and 9394 transitions. [2018-11-06 21:27:23,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-06 21:27:23,460 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 472 [2018-11-06 21:27:23,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:23,477 INFO L225 Difference]: With dead ends: 7905 [2018-11-06 21:27:23,477 INFO L226 Difference]: Without dead ends: 4264 [2018-11-06 21:27:23,483 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 481 GetRequests, 470 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2018-11-06 21:27:23,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4264 states. [2018-11-06 21:27:23,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4264 to 4001. [2018-11-06 21:27:23,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4001 states. [2018-11-06 21:27:23,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 4742 transitions. [2018-11-06 21:27:23,558 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 4742 transitions. Word has length 472 [2018-11-06 21:27:23,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:23,559 INFO L480 AbstractCegarLoop]: Abstraction has 4001 states and 4742 transitions. [2018-11-06 21:27:23,559 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-06 21:27:23,559 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 4742 transitions. [2018-11-06 21:27:23,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2018-11-06 21:27:23,573 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:27:23,573 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 21:27:23,573 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:27:23,574 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:27:23,574 INFO L82 PathProgramCache]: Analyzing trace with hash -672688079, now seen corresponding path program 1 times [2018-11-06 21:27:23,574 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:27:23,574 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:27:23,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:23,575 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:23,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:24,060 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-06 21:27:24,425 WARN L179 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-11-06 21:27:24,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1186 backedges. 657 proven. 0 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2018-11-06 21:27:24,863 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 21:27:24,863 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-06 21:27:24,864 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-06 21:27:24,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-06 21:27:24,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-11-06 21:27:24,865 INFO L87 Difference]: Start difference. First operand 4001 states and 4742 transitions. Second operand 7 states. [2018-11-06 21:27:26,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:26,510 INFO L93 Difference]: Finished difference Result 8435 states and 10117 transitions. [2018-11-06 21:27:26,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-06 21:27:26,511 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 562 [2018-11-06 21:27:26,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:26,530 INFO L225 Difference]: With dead ends: 8435 [2018-11-06 21:27:26,530 INFO L226 Difference]: Without dead ends: 3998 [2018-11-06 21:27:26,535 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-11-06 21:27:26,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3998 states. [2018-11-06 21:27:26,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3998 to 3998. [2018-11-06 21:27:26,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3998 states. [2018-11-06 21:27:26,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 3998 states and 4665 transitions. [2018-11-06 21:27:26,601 INFO L78 Accepts]: Start accepts. Automaton has 3998 states and 4665 transitions. Word has length 562 [2018-11-06 21:27:26,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:26,602 INFO L480 AbstractCegarLoop]: Abstraction has 3998 states and 4665 transitions. [2018-11-06 21:27:26,602 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-06 21:27:26,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 4665 transitions. [2018-11-06 21:27:26,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 681 [2018-11-06 21:27:26,628 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:27:26,629 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-06 21:27:26,629 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:27:26,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:27:26,630 INFO L82 PathProgramCache]: Analyzing trace with hash 534475870, now seen corresponding path program 1 times [2018-11-06 21:27:26,630 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:27:26,630 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:27:26,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:26,631 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:26,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:26,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:27,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 991 trivial. 0 not checked. [2018-11-06 21:27:27,378 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 21:27:27,378 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 21:27:27,386 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 21:27:27,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 21:27:27,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 21:27:27,387 INFO L87 Difference]: Start difference. First operand 3998 states and 4665 transitions. Second operand 3 states. [2018-11-06 21:27:28,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:28,747 INFO L93 Difference]: Finished difference Result 8352 states and 9845 transitions. [2018-11-06 21:27:28,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 21:27:28,747 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 680 [2018-11-06 21:27:28,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:28,763 INFO L225 Difference]: With dead ends: 8352 [2018-11-06 21:27:28,763 INFO L226 Difference]: Without dead ends: 4535 [2018-11-06 21:27:28,768 INFO L604 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 [2018-11-06 21:27:28,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4535 states. [2018-11-06 21:27:28,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4535 to 4535. [2018-11-06 21:27:28,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4535 states. [2018-11-06 21:27:28,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4535 states to 4535 states and 5116 transitions. [2018-11-06 21:27:28,835 INFO L78 Accepts]: Start accepts. Automaton has 4535 states and 5116 transitions. Word has length 680 [2018-11-06 21:27:28,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:28,836 INFO L480 AbstractCegarLoop]: Abstraction has 4535 states and 5116 transitions. [2018-11-06 21:27:28,836 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 21:27:28,837 INFO L276 IsEmpty]: Start isEmpty. Operand 4535 states and 5116 transitions. [2018-11-06 21:27:28,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 682 [2018-11-06 21:27:28,845 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:27:28,845 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-06 21:27:28,845 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:27:28,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:27:28,846 INFO L82 PathProgramCache]: Analyzing trace with hash -661051302, now seen corresponding path program 1 times [2018-11-06 21:27:28,846 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:27:28,846 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:27:28,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:28,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:28,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:29,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 995 trivial. 0 not checked. [2018-11-06 21:27:29,411 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 21:27:29,412 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 21:27:29,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 21:27:29,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 21:27:29,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 21:27:29,413 INFO L87 Difference]: Start difference. First operand 4535 states and 5116 transitions. Second operand 3 states. [2018-11-06 21:27:30,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:30,544 INFO L93 Difference]: Finished difference Result 10142 states and 11512 transitions. [2018-11-06 21:27:30,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 21:27:30,545 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 681 [2018-11-06 21:27:30,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:30,565 INFO L225 Difference]: With dead ends: 10142 [2018-11-06 21:27:30,565 INFO L226 Difference]: Without dead ends: 5788 [2018-11-06 21:27:30,570 INFO L604 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 [2018-11-06 21:27:30,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5788 states. [2018-11-06 21:27:30,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5788 to 5609. [2018-11-06 21:27:30,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5609 states. [2018-11-06 21:27:30,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5609 states to 5609 states and 6328 transitions. [2018-11-06 21:27:30,657 INFO L78 Accepts]: Start accepts. Automaton has 5609 states and 6328 transitions. Word has length 681 [2018-11-06 21:27:30,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:30,707 INFO L480 AbstractCegarLoop]: Abstraction has 5609 states and 6328 transitions. [2018-11-06 21:27:30,707 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 21:27:30,707 INFO L276 IsEmpty]: Start isEmpty. Operand 5609 states and 6328 transitions. [2018-11-06 21:27:30,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 862 [2018-11-06 21:27:30,722 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:27:30,723 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 21:27:30,723 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:27:30,724 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:27:30,724 INFO L82 PathProgramCache]: Analyzing trace with hash -1721208236, now seen corresponding path program 1 times [2018-11-06 21:27:30,724 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:27:30,724 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:27:30,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:30,725 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:30,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:30,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:32,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2050 backedges. 1453 proven. 201 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2018-11-06 21:27:32,500 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 21:27:32,500 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-06 21:27:32,509 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:32,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:32,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 21:27:33,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2050 backedges. 323 proven. 0 refuted. 0 times theorem prover too weak. 1727 trivial. 0 not checked. [2018-11-06 21:27:33,158 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-06 21:27:33,159 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2018-11-06 21:27:33,161 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-06 21:27:33,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-06 21:27:33,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=50, Unknown=0, NotChecked=0, Total=90 [2018-11-06 21:27:33,162 INFO L87 Difference]: Start difference. First operand 5609 states and 6328 transitions. Second operand 10 states. [2018-11-06 21:27:36,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:36,453 INFO L93 Difference]: Finished difference Result 13376 states and 15104 transitions. [2018-11-06 21:27:36,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-06 21:27:36,454 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 861 [2018-11-06 21:27:36,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:36,469 INFO L225 Difference]: With dead ends: 13376 [2018-11-06 21:27:36,469 INFO L226 Difference]: Without dead ends: 7948 [2018-11-06 21:27:36,475 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 874 GetRequests, 863 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=72, Invalid=84, Unknown=0, NotChecked=0, Total=156 [2018-11-06 21:27:36,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7948 states. [2018-11-06 21:27:36,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7948 to 7757. [2018-11-06 21:27:36,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7757 states. [2018-11-06 21:27:36,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7757 states to 7757 states and 8459 transitions. [2018-11-06 21:27:36,571 INFO L78 Accepts]: Start accepts. Automaton has 7757 states and 8459 transitions. Word has length 861 [2018-11-06 21:27:36,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:36,571 INFO L480 AbstractCegarLoop]: Abstraction has 7757 states and 8459 transitions. [2018-11-06 21:27:36,572 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-06 21:27:36,572 INFO L276 IsEmpty]: Start isEmpty. Operand 7757 states and 8459 transitions. [2018-11-06 21:27:36,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 992 [2018-11-06 21:27:36,593 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:27:36,594 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-06 21:27:36,594 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:27:36,594 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:27:36,595 INFO L82 PathProgramCache]: Analyzing trace with hash 1664533157, now seen corresponding path program 1 times [2018-11-06 21:27:36,595 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:27:36,595 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:27:36,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:36,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:36,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:27:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:37,461 WARN L179 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2018-11-06 21:27:37,811 WARN L179 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-11-06 21:27:38,174 WARN L179 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 20 [2018-11-06 21:27:39,038 INFO L134 CoverageAnalysis]: Checked inductivity of 3132 backedges. 384 proven. 1184 refuted. 0 times theorem prover too weak. 1564 trivial. 0 not checked. [2018-11-06 21:27:39,039 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 21:27:39,039 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-06 21:27:39,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:27:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:27:39,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 21:27:40,132 INFO L134 CoverageAnalysis]: Checked inductivity of 3132 backedges. 431 proven. 0 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2018-11-06 21:27:40,163 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-06 21:27:40,163 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2018-11-06 21:27:40,165 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-06 21:27:40,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-06 21:27:40,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-11-06 21:27:40,166 INFO L87 Difference]: Start difference. First operand 7757 states and 8459 transitions. Second operand 9 states. [2018-11-06 21:27:44,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:27:44,135 INFO L93 Difference]: Finished difference Result 17599 states and 19218 transitions. [2018-11-06 21:27:44,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-06 21:27:44,135 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 991 [2018-11-06 21:27:44,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:27:44,137 INFO L225 Difference]: With dead ends: 17599 [2018-11-06 21:27:44,137 INFO L226 Difference]: Without dead ends: 0 [2018-11-06 21:27:44,146 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1008 GetRequests, 994 SyntacticMatches, 4 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2018-11-06 21:27:44,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-06 21:27:44,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-06 21:27:44,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-06 21:27:44,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-06 21:27:44,147 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 991 [2018-11-06 21:27:44,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:27:44,147 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-06 21:27:44,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-06 21:27:44,148 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-06 21:27:44,148 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-06 21:27:44,152 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-06 21:27:44,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,312 WARN L179 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 99 [2018-11-06 21:27:44,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:27:44,497 WARN L179 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 99 [2018-11-06 21:27:45,143 WARN L179 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 30 [2018-11-06 21:27:45,423 WARN L179 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 30 [2018-11-06 21:27:45,426 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-11-06 21:27:45,426 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-11-06 21:27:45,426 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,426 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,426 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,426 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-11-06 21:27:45,426 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-06 21:27:45,426 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-06 21:27:45,426 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-06 21:27:45,426 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-11-06 21:27:45,427 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-11-06 21:27:45,427 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-11-06 21:27:45,427 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-11-06 21:27:45,427 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,427 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,427 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,427 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-11-06 21:27:45,427 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-11-06 21:27:45,427 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-06 21:27:45,427 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-06 21:27:45,427 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-06 21:27:45,427 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-11-06 21:27:45,427 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-11-06 21:27:45,428 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-11-06 21:27:45,428 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,428 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,428 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,428 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-11-06 21:27:45,428 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-06 21:27:45,428 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-06 21:27:45,428 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-06 21:27:45,428 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-11-06 21:27:45,429 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-11-06 21:27:45,429 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-11-06 21:27:45,429 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-11-06 21:27:45,429 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-11-06 21:27:45,429 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,429 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,429 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,429 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-11-06 21:27:45,429 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-06 21:27:45,430 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-06 21:27:45,430 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-06 21:27:45,430 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-11-06 21:27:45,430 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-11-06 21:27:45,430 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-11-06 21:27:45,430 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,430 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,430 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,430 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-11-06 21:27:45,430 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-06 21:27:45,430 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-06 21:27:45,430 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-06 21:27:45,431 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-11-06 21:27:45,431 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-11-06 21:27:45,431 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-11-06 21:27:45,431 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-11-06 21:27:45,431 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-11-06 21:27:45,431 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,431 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,431 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,431 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-11-06 21:27:45,432 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-06 21:27:45,432 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-06 21:27:45,432 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-06 21:27:45,432 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-11-06 21:27:45,432 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-11-06 21:27:45,432 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-11-06 21:27:45,432 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-11-06 21:27:45,432 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,433 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,433 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,433 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-06 21:27:45,433 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-06 21:27:45,433 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-06 21:27:45,433 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-11-06 21:27:45,433 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-11-06 21:27:45,433 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-11-06 21:27:45,433 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-11-06 21:27:45,434 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-11-06 21:27:45,434 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,434 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,434 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,434 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-11-06 21:27:45,434 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-11-06 21:27:45,434 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-06 21:27:45,434 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-06 21:27:45,434 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-06 21:27:45,434 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-06 21:27:45,434 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-11-06 21:27:45,434 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-11-06 21:27:45,435 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-11-06 21:27:45,435 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,435 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,435 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,435 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-06 21:27:45,435 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-06 21:27:45,435 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-06 21:27:45,435 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-11-06 21:27:45,435 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-11-06 21:27:45,435 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-11-06 21:27:45,435 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-11-06 21:27:45,435 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-11-06 21:27:45,436 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,436 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,436 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,436 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-11-06 21:27:45,436 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-11-06 21:27:45,436 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-06 21:27:45,436 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-06 21:27:45,436 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-06 21:27:45,436 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-11-06 21:27:45,436 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-11-06 21:27:45,436 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-11-06 21:27:45,436 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-11-06 21:27:45,436 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,437 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,437 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,437 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-11-06 21:27:45,437 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 169) no Hoare annotation was computed. [2018-11-06 21:27:45,437 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-06 21:27:45,437 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-06 21:27:45,437 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-06 21:27:45,437 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-11-06 21:27:45,437 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-11-06 21:27:45,438 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-11-06 21:27:45,438 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-11-06 21:27:45,438 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,438 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,438 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,438 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-11-06 21:27:45,438 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-06 21:27:45,438 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-06 21:27:45,438 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-06 21:27:45,438 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-11-06 21:27:45,438 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-11-06 21:27:45,439 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-11-06 21:27:45,439 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-11-06 21:27:45,439 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,439 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,439 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-11-06 21:27:45,439 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-06 21:27:45,439 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-06 21:27:45,439 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-11-06 21:27:45,439 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-11-06 21:27:45,439 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-11-06 21:27:45,439 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-11-06 21:27:45,439 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-11-06 21:27:45,439 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,440 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,440 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-11-06 21:27:45,440 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-06 21:27:45,440 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-06 21:27:45,440 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-11-06 21:27:45,440 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-11-06 21:27:45,440 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-11-06 21:27:45,440 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,440 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,441 INFO L421 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse2 (<= ~a15~0 8)) (.cse1 (= ~a24~0 1)) (.cse0 (not (= ~a21~0 9))) (.cse3 (= ~a15~0 5))) (or (and .cse0 .cse1) (and .cse1 (< 80 ~a12~0)) (and (<= 7 ~a15~0) .cse1 .cse2) (and .cse1 (<= ~a12~0 11) .cse2) (and .cse1 .cse3) (and .cse0 .cse3 (<= (+ ~a12~0 49) 0)))) [2018-11-06 21:27:45,441 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-11-06 21:27:45,441 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-11-06 21:27:45,441 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-06 21:27:45,441 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-06 21:27:45,441 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-11-06 21:27:45,441 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-11-06 21:27:45,441 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-11-06 21:27:45,441 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-11-06 21:27:45,442 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,442 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,442 INFO L428 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2018-11-06 21:27:45,442 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-11-06 21:27:45,442 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-11-06 21:27:45,442 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-06 21:27:45,442 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-06 21:27:45,442 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-11-06 21:27:45,442 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-11-06 21:27:45,442 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-11-06 21:27:45,443 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,443 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,443 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-11-06 21:27:45,443 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-11-06 21:27:45,443 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-06 21:27:45,443 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-06 21:27:45,443 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-11-06 21:27:45,443 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-11-06 21:27:45,443 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-11-06 21:27:45,443 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,444 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,444 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-06 21:27:45,444 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,444 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-11-06 21:27:45,444 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-11-06 21:27:45,444 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (let ((.cse2 (<= ~a15~0 8)) (.cse1 (= ~a24~0 1)) (.cse0 (not (= ~a21~0 9))) (.cse3 (= ~a15~0 5))) (or (and .cse0 .cse1) (and .cse1 (< 80 ~a12~0)) (and (<= 7 ~a15~0) .cse1 .cse2) (and .cse1 (<= ~a12~0 11) .cse2) (and .cse1 .cse3) (and .cse0 .cse3 (<= (+ ~a12~0 49) 0)))) [2018-11-06 21:27:45,444 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-11-06 21:27:45,444 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-11-06 21:27:45,445 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-06 21:27:45,445 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-06 21:27:45,445 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-06 21:27:45,445 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-11-06 21:27:45,445 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-11-06 21:27:45,445 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-11-06 21:27:45,445 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-11-06 21:27:45,445 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,445 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,445 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,445 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-11-06 21:27:45,445 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-06 21:27:45,445 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-06 21:27:45,446 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-06 21:27:45,446 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-11-06 21:27:45,446 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-11-06 21:27:45,446 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-11-06 21:27:45,446 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-11-06 21:27:45,446 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-11-06 21:27:45,446 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,446 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,446 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,446 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-11-06 21:27:45,446 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-11-06 21:27:45,446 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-06 21:27:45,446 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-06 21:27:45,446 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-06 21:27:45,447 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-06 21:27:45,447 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-11-06 21:27:45,447 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-11-06 21:27:45,447 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-11-06 21:27:45,447 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,447 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,447 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,447 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-11-06 21:27:45,447 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-06 21:27:45,447 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-06 21:27:45,447 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-06 21:27:45,447 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-11-06 21:27:45,447 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-11-06 21:27:45,447 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-11-06 21:27:45,448 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-11-06 21:27:45,448 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-11-06 21:27:45,448 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,448 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,448 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 872) no Hoare annotation was computed. [2018-11-06 21:27:45,448 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-11-06 21:27:45,448 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-06 21:27:45,448 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-06 21:27:45,448 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-06 21:27:45,448 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-11-06 21:27:45,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:27:45 BoogieIcfgContainer [2018-11-06 21:27:45,466 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-06 21:27:45,467 INFO L168 Benchmark]: Toolchain (without parser) took 53220.95 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 951.0 MB. Max. memory is 7.1 GB. [2018-11-06 21:27:45,468 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-06 21:27:45,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 735.72 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. [2018-11-06 21:27:45,470 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.00 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 763.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -860.8 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2018-11-06 21:27:45,471 INFO L168 Benchmark]: Boogie Preprocessor took 115.21 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2018-11-06 21:27:45,471 INFO L168 Benchmark]: RCFGBuilder took 3966.05 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 143.4 MB). Peak memory consumption was 143.4 MB. Max. memory is 7.1 GB. [2018-11-06 21:27:45,472 INFO L168 Benchmark]: TraceAbstraction took 48192.93 ms. Allocated memory was 2.3 GB in the beginning and 3.6 GB in the end (delta: 1.3 GB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -440.4 MB). Peak memory consumption was 838.9 MB. Max. memory is 7.1 GB. [2018-11-06 21:27:45,478 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 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 735.72 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 206.00 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 763.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -860.8 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.21 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3966.05 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 143.4 MB). Peak memory consumption was 143.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 48192.93 ms. Allocated memory was 2.3 GB in the beginning and 3.6 GB in the end (delta: 1.3 GB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -440.4 MB). Peak memory consumption was 838.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 169]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (((((!(a21 == 9) && a24 == 1) || (a24 == 1 && 80 < a12)) || ((7 <= a15 && a24 == 1) && a15 <= 8)) || ((a24 == 1 && a12 <= 11) && a15 <= 8)) || (a24 == 1 && a15 == 5)) || ((!(a21 == 9) && a15 == 5) && a12 + 49 <= 0) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((!(a21 == 9) && a24 == 1) || (a24 == 1 && 80 < a12)) || ((7 <= a15 && a24 == 1) && a15 <= 8)) || ((a24 == 1 && a12 <= 11) && a15 <= 8)) || (a24 == 1 && a15 == 5)) || ((!(a21 == 9) && a15 == 5) && a12 + 49 <= 0) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 246 locations, 1 error locations. SAFE Result, 48.0s OverallTime, 10 OverallIterations, 9 TraceHistogramMax, 33.3s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1402 SDtfs, 7259 SDslu, 1479 SDs, 0 SdLazy, 15025 SolverSat, 2380 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2637 GetRequests, 2580 SyntacticMatches, 8 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7757occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 2271 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 190 NumberOfFragments, 113 HoareAnnotationTreeSize, 3 FomulaSimplifications, 12486 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2374 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 7.3s InterpolantComputationTime, 7483 NumberOfCodeBlocks, 7483 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 7469 ConstructedInterpolants, 0 QuantifiedInterpolants, 16255607 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3168 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 14705/16164 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...