java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --generate-csv --csv-dir csv -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-dd2f093 [2018-07-24 02:59:39,305 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-24 02:59:39,307 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-24 02:59:39,319 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-24 02:59:39,320 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-24 02:59:39,321 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-24 02:59:39,322 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-24 02:59:39,324 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-24 02:59:39,326 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-24 02:59:39,326 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-24 02:59:39,327 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-24 02:59:39,328 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-24 02:59:39,329 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-24 02:59:39,330 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-24 02:59:39,331 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-24 02:59:39,331 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-24 02:59:39,332 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-24 02:59:39,336 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-24 02:59:39,345 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-24 02:59:39,347 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-24 02:59:39,348 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-24 02:59:39,349 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-24 02:59:39,352 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-24 02:59:39,353 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-24 02:59:39,353 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-24 02:59:39,357 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-24 02:59:39,358 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-24 02:59:39,359 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-24 02:59:39,360 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-24 02:59:39,362 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-24 02:59:39,362 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-24 02:59:39,363 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-07-24 02:59:39,368 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 [2018-07-24 02:59:39,393 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-24 02:59:39,393 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-24 02:59:39,394 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-24 02:59:39,394 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-24 02:59:39,395 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-24 02:59:39,395 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-24 02:59:39,395 INFO L133 SettingsManager]: * Use SBE=true [2018-07-24 02:59:39,396 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-24 02:59:39,396 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-24 02:59:39,396 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-24 02:59:39,396 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-24 02:59:39,397 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-24 02:59:39,397 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-24 02:59:39,397 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-24 02:59:39,397 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-24 02:59:39,397 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-24 02:59:39,398 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-24 02:59:39,398 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-24 02:59:39,398 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-24 02:59:39,398 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-24 02:59:39,398 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-24 02:59:39,399 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-24 02:59:39,399 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-24 02:59:39,399 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-24 02:59:39,399 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-24 02:59:39,399 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-24 02:59:39,400 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-24 02:59:39,400 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-24 02:59:39,467 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-24 02:59:39,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-24 02:59:39,490 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-24 02:59:39,492 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-24 02:59:39,492 INFO L276 PluginConnector]: CDTParser initialized [2018-07-24 02:59:39,494 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label32_true-unreach-call_false-termination.c [2018-07-24 02:59:39,866 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a628830d9/a8e231f04b89418d912336042d131021/FLAGe14864f89 [2018-07-24 02:59:40,143 INFO L276 CDTParser]: Found 1 translation units. [2018-07-24 02:59:40,144 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label32_true-unreach-call_false-termination.c [2018-07-24 02:59:40,167 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a628830d9/a8e231f04b89418d912336042d131021/FLAGe14864f89 [2018-07-24 02:59:40,192 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a628830d9/a8e231f04b89418d912336042d131021 [2018-07-24 02:59:40,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-24 02:59:40,207 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-24 02:59:40,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-24 02:59:40,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-24 02:59:40,217 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-24 02:59:40,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 02:59:40" (1/1) ... [2018-07-24 02:59:40,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21ede2d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:59:40, skipping insertion in model container [2018-07-24 02:59:40,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 02:59:40" (1/1) ... [2018-07-24 02:59:40,496 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-24 02:59:40,868 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 02:59:40,885 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-24 02:59:41,046 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 02:59:41,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:59:41 WrapperNode [2018-07-24 02:59:41,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-24 02:59:41,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-24 02:59:41,101 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-24 02:59:41,102 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-24 02:59:41,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:59:41" (1/1) ... [2018-07-24 02:59:41,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:59:41" (1/1) ... [2018-07-24 02:59:41,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-24 02:59:41,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-24 02:59:41,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-24 02:59:41,253 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-24 02:59:41,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:59:41" (1/1) ... [2018-07-24 02:59:41,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:59:41" (1/1) ... [2018-07-24 02:59:41,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:59:41" (1/1) ... [2018-07-24 02:59:41,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:59:41" (1/1) ... [2018-07-24 02:59:41,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:59:41" (1/1) ... [2018-07-24 02:59:41,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:59:41" (1/1) ... [2018-07-24 02:59:41,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:59:41" (1/1) ... [2018-07-24 02:59:41,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-24 02:59:41,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-24 02:59:41,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-24 02:59:41,521 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-24 02:59:41,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:59:41" (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 [2018-07-24 02:59:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-07-24 02:59:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-24 02:59:41,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-24 02:59:45,415 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-24 02:59:45,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 02:59:45 BoogieIcfgContainer [2018-07-24 02:59:45,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-24 02:59:45,417 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-24 02:59:45,418 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-24 02:59:45,421 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-24 02:59:45,422 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.07 02:59:40" (1/3) ... [2018-07-24 02:59:45,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cef9d7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 02:59:45, skipping insertion in model container [2018-07-24 02:59:45,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 02:59:41" (2/3) ... [2018-07-24 02:59:45,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cef9d7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 02:59:45, skipping insertion in model container [2018-07-24 02:59:45,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 02:59:45" (3/3) ... [2018-07-24 02:59:45,426 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label32_true-unreach-call_false-termination.c [2018-07-24 02:59:45,438 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-24 02:59:45,449 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-24 02:59:45,503 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-24 02:59:45,504 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-24 02:59:45,504 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-24 02:59:45,505 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-24 02:59:45,505 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-24 02:59:45,505 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-24 02:59:45,505 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-24 02:59:45,505 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-24 02:59:45,506 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-24 02:59:45,541 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2018-07-24 02:59:45,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-07-24 02:59:45,551 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 02:59:45,552 INFO L353 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] [2018-07-24 02:59:45,553 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 02:59:45,557 INFO L82 PathProgramCache]: Analyzing trace with hash 1860758514, now seen corresponding path program 1 times [2018-07-24 02:59:45,559 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 02:59:45,559 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 02:59:45,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 02:59:45,605 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 02:59:45,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 02:59:45,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 02:59:46,047 WARN L169 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2018-07-24 02:59:46,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 02:59:46,138 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 02:59:46,139 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 02:59:46,144 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 02:59:46,159 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 02:59:46,160 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 02:59:46,163 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 4 states. [2018-07-24 02:59:49,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 02:59:49,380 INFO L93 Difference]: Finished difference Result 854 states and 1562 transitions. [2018-07-24 02:59:49,381 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 02:59:49,383 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 56 [2018-07-24 02:59:49,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 02:59:49,407 INFO L225 Difference]: With dead ends: 854 [2018-07-24 02:59:49,407 INFO L226 Difference]: Without dead ends: 601 [2018-07-24 02:59:49,412 INFO L573 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 [2018-07-24 02:59:49,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 601 states. [2018-07-24 02:59:49,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 601 to 601. [2018-07-24 02:59:49,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 601 states. [2018-07-24 02:59:49,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 991 transitions. [2018-07-24 02:59:49,509 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 991 transitions. Word has length 56 [2018-07-24 02:59:49,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 02:59:49,510 INFO L471 AbstractCegarLoop]: Abstraction has 601 states and 991 transitions. [2018-07-24 02:59:49,510 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 02:59:49,510 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 991 transitions. [2018-07-24 02:59:49,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-07-24 02:59:49,521 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 02:59:49,521 INFO L353 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 02:59:49,521 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 02:59:49,522 INFO L82 PathProgramCache]: Analyzing trace with hash -1673083710, now seen corresponding path program 1 times [2018-07-24 02:59:49,522 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 02:59:49,522 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 02:59:49,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 02:59:49,523 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 02:59:49,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 02:59:49,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 02:59:49,811 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-07-24 02:59:49,811 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 02:59:49,811 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 02:59:49,814 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 02:59:49,814 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 02:59:49,814 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 02:59:49,815 INFO L87 Difference]: Start difference. First operand 601 states and 991 transitions. Second operand 4 states. [2018-07-24 02:59:52,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 02:59:52,496 INFO L93 Difference]: Finished difference Result 2274 states and 3836 transitions. [2018-07-24 02:59:52,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 02:59:52,498 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 193 [2018-07-24 02:59:52,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 02:59:52,510 INFO L225 Difference]: With dead ends: 2274 [2018-07-24 02:59:52,511 INFO L226 Difference]: Without dead ends: 1675 [2018-07-24 02:59:52,518 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 02:59:52,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1675 states. [2018-07-24 02:59:52,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1675 to 1675. [2018-07-24 02:59:52,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1675 states. [2018-07-24 02:59:52,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1675 states and 2528 transitions. [2018-07-24 02:59:52,604 INFO L78 Accepts]: Start accepts. Automaton has 1675 states and 2528 transitions. Word has length 193 [2018-07-24 02:59:52,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 02:59:52,605 INFO L471 AbstractCegarLoop]: Abstraction has 1675 states and 2528 transitions. [2018-07-24 02:59:52,605 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 02:59:52,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 2528 transitions. [2018-07-24 02:59:52,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-07-24 02:59:52,614 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 02:59:52,614 INFO L353 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 02:59:52,614 INFO L414 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 02:59:52,615 INFO L82 PathProgramCache]: Analyzing trace with hash -1721692226, now seen corresponding path program 1 times [2018-07-24 02:59:52,615 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 02:59:52,615 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 02:59:52,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 02:59:52,617 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 02:59:52,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 02:59:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 02:59:52,984 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-07-24 02:59:52,984 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 02:59:52,984 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 02:59:52,985 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 02:59:52,985 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 02:59:52,988 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 02:59:52,989 INFO L87 Difference]: Start difference. First operand 1675 states and 2528 transitions. Second operand 4 states. [2018-07-24 02:59:56,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 02:59:56,364 INFO L93 Difference]: Finished difference Result 5686 states and 8635 transitions. [2018-07-24 02:59:56,364 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 02:59:56,365 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 202 [2018-07-24 02:59:56,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 02:59:56,385 INFO L225 Difference]: With dead ends: 5686 [2018-07-24 02:59:56,385 INFO L226 Difference]: Without dead ends: 4013 [2018-07-24 02:59:56,389 INFO L573 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 [2018-07-24 02:59:56,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4013 states. [2018-07-24 02:59:56,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4013 to 4013. [2018-07-24 02:59:56,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4013 states. [2018-07-24 02:59:56,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 4013 states and 5463 transitions. [2018-07-24 02:59:56,468 INFO L78 Accepts]: Start accepts. Automaton has 4013 states and 5463 transitions. Word has length 202 [2018-07-24 02:59:56,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 02:59:56,469 INFO L471 AbstractCegarLoop]: Abstraction has 4013 states and 5463 transitions. [2018-07-24 02:59:56,469 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 02:59:56,469 INFO L276 IsEmpty]: Start isEmpty. Operand 4013 states and 5463 transitions. [2018-07-24 02:59:56,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-07-24 02:59:56,481 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 02:59:56,482 INFO L353 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 02:59:56,482 INFO L414 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 02:59:56,482 INFO L82 PathProgramCache]: Analyzing trace with hash -1022655308, now seen corresponding path program 1 times [2018-07-24 02:59:56,482 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 02:59:56,483 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 02:59:56,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 02:59:56,484 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 02:59:56,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 02:59:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 02:59:56,938 WARN L169 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 9 [2018-07-24 02:59:57,217 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 268 proven. 5 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-07-24 02:59:57,218 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 02:59:57,218 INFO L221 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 [2018-07-24 02:59:57,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 02:59:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 02:59:57,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 02:59:57,696 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-07-24 02:59:57,718 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-07-24 02:59:57,718 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-07-24 02:59:57,719 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-24 02:59:57,721 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-24 02:59:57,721 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-07-24 02:59:57,721 INFO L87 Difference]: Start difference. First operand 4013 states and 5463 transitions. Second operand 6 states. [2018-07-24 02:59:58,845 WARN L169 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 15 [2018-07-24 03:00:05,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:00:05,410 INFO L93 Difference]: Finished difference Result 10539 states and 14209 transitions. [2018-07-24 03:00:05,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 03:00:05,411 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 385 [2018-07-24 03:00:05,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:00:05,438 INFO L225 Difference]: With dead ends: 10539 [2018-07-24 03:00:05,438 INFO L226 Difference]: Without dead ends: 6167 [2018-07-24 03:00:05,445 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 384 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-07-24 03:00:05,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6167 states. [2018-07-24 03:00:05,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6167 to 4717. [2018-07-24 03:00:05,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4717 states. [2018-07-24 03:00:05,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4717 states to 4717 states and 5526 transitions. [2018-07-24 03:00:05,540 INFO L78 Accepts]: Start accepts. Automaton has 4717 states and 5526 transitions. Word has length 385 [2018-07-24 03:00:05,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:00:05,541 INFO L471 AbstractCegarLoop]: Abstraction has 4717 states and 5526 transitions. [2018-07-24 03:00:05,541 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-24 03:00:05,541 INFO L276 IsEmpty]: Start isEmpty. Operand 4717 states and 5526 transitions. [2018-07-24 03:00:05,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2018-07-24 03:00:05,556 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:00:05,557 INFO L353 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, 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] [2018-07-24 03:00:05,557 INFO L414 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:00:05,558 INFO L82 PathProgramCache]: Analyzing trace with hash 1197084384, now seen corresponding path program 1 times [2018-07-24 03:00:05,558 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:00:05,558 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:00:05,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:05,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:05,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:05,958 WARN L169 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-07-24 03:00:06,142 WARN L169 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 12 [2018-07-24 03:00:06,679 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 542 proven. 46 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-07-24 03:00:06,679 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 03:00:06,679 INFO L221 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 [2018-07-24 03:00:06,690 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:06,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 03:00:07,358 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 565 proven. 23 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-07-24 03:00:07,380 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-07-24 03:00:07,380 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-07-24 03:00:07,381 INFO L450 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-07-24 03:00:07,381 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-07-24 03:00:07,382 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-07-24 03:00:07,382 INFO L87 Difference]: Start difference. First operand 4717 states and 5526 transitions. Second operand 9 states. [2018-07-24 03:00:12,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:00:12,793 INFO L93 Difference]: Finished difference Result 9695 states and 11320 transitions. [2018-07-24 03:00:12,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-07-24 03:00:12,794 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 502 [2018-07-24 03:00:12,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:00:12,816 INFO L225 Difference]: With dead ends: 9695 [2018-07-24 03:00:12,816 INFO L226 Difference]: Without dead ends: 5159 [2018-07-24 03:00:12,821 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 513 GetRequests, 500 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2018-07-24 03:00:12,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5159 states. [2018-07-24 03:00:12,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5159 to 4896. [2018-07-24 03:00:12,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4896 states. [2018-07-24 03:00:12,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4896 states to 4896 states and 5705 transitions. [2018-07-24 03:00:12,899 INFO L78 Accepts]: Start accepts. Automaton has 4896 states and 5705 transitions. Word has length 502 [2018-07-24 03:00:12,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:00:12,900 INFO L471 AbstractCegarLoop]: Abstraction has 4896 states and 5705 transitions. [2018-07-24 03:00:12,900 INFO L472 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-07-24 03:00:12,900 INFO L276 IsEmpty]: Start isEmpty. Operand 4896 states and 5705 transitions. [2018-07-24 03:00:12,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 702 [2018-07-24 03:00:12,923 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:00:12,923 INFO L353 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:00:12,924 INFO L414 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:00:12,924 INFO L82 PathProgramCache]: Analyzing trace with hash 2123180847, now seen corresponding path program 1 times [2018-07-24 03:00:12,924 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:00:12,924 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:00:12,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:12,925 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:12,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:13,377 WARN L169 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-07-24 03:00:13,736 WARN L169 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-07-24 03:00:14,202 WARN L169 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 17 [2018-07-24 03:00:14,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1745 backedges. 1104 proven. 0 refuted. 0 times theorem prover too weak. 641 trivial. 0 not checked. [2018-07-24 03:00:14,529 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:00:14,530 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-24 03:00:14,530 INFO L450 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-24 03:00:14,531 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-24 03:00:14,531 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-07-24 03:00:14,531 INFO L87 Difference]: Start difference. First operand 4896 states and 5705 transitions. Second operand 7 states. [2018-07-24 03:00:16,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:00:16,377 INFO L93 Difference]: Finished difference Result 10211 states and 12038 transitions. [2018-07-24 03:00:16,378 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 03:00:16,378 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 701 [2018-07-24 03:00:16,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:00:16,398 INFO L225 Difference]: With dead ends: 10211 [2018-07-24 03:00:16,399 INFO L226 Difference]: Without dead ends: 4893 [2018-07-24 03:00:16,406 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-07-24 03:00:16,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4893 states. [2018-07-24 03:00:16,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4893 to 4893. [2018-07-24 03:00:16,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4893 states. [2018-07-24 03:00:16,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4893 states to 4893 states and 5615 transitions. [2018-07-24 03:00:16,500 INFO L78 Accepts]: Start accepts. Automaton has 4893 states and 5615 transitions. Word has length 701 [2018-07-24 03:00:16,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:00:16,501 INFO L471 AbstractCegarLoop]: Abstraction has 4893 states and 5615 transitions. [2018-07-24 03:00:16,501 INFO L472 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-07-24 03:00:16,501 INFO L276 IsEmpty]: Start isEmpty. Operand 4893 states and 5615 transitions. [2018-07-24 03:00:16,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 829 [2018-07-24 03:00:16,540 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:00:16,541 INFO L353 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:00:16,541 INFO L414 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:00:16,541 INFO L82 PathProgramCache]: Analyzing trace with hash 1428879321, now seen corresponding path program 1 times [2018-07-24 03:00:16,542 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:00:16,542 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:00:16,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:16,543 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:16,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:16,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:18,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2017 backedges. 1324 proven. 330 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2018-07-24 03:00:18,253 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 03:00:18,253 INFO L221 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 [2018-07-24 03:00:18,262 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:18,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 03:00:19,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2017 backedges. 1360 proven. 93 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2018-07-24 03:00:19,607 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-07-24 03:00:19,608 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4] total 10 [2018-07-24 03:00:19,609 INFO L450 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-07-24 03:00:19,609 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-07-24 03:00:19,609 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-07-24 03:00:19,609 INFO L87 Difference]: Start difference. First operand 4893 states and 5615 transitions. Second operand 11 states. [2018-07-24 03:00:23,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:00:23,474 INFO L93 Difference]: Finished difference Result 10023 states and 11561 transitions. [2018-07-24 03:00:23,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-07-24 03:00:23,479 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 828 [2018-07-24 03:00:23,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:00:23,509 INFO L225 Difference]: With dead ends: 10023 [2018-07-24 03:00:23,510 INFO L226 Difference]: Without dead ends: 5311 [2018-07-24 03:00:23,516 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 841 GetRequests, 827 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2018-07-24 03:00:23,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5311 states. [2018-07-24 03:00:23,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5311 to 5251. [2018-07-24 03:00:23,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5251 states. [2018-07-24 03:00:23,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5251 states to 5251 states and 5992 transitions. [2018-07-24 03:00:23,594 INFO L78 Accepts]: Start accepts. Automaton has 5251 states and 5992 transitions. Word has length 828 [2018-07-24 03:00:23,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:00:23,595 INFO L471 AbstractCegarLoop]: Abstraction has 5251 states and 5992 transitions. [2018-07-24 03:00:23,596 INFO L472 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-07-24 03:00:23,596 INFO L276 IsEmpty]: Start isEmpty. Operand 5251 states and 5992 transitions. [2018-07-24 03:00:23,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 855 [2018-07-24 03:00:23,613 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:00:23,614 INFO L353 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:00:23,614 INFO L414 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:00:23,614 INFO L82 PathProgramCache]: Analyzing trace with hash -433559910, now seen corresponding path program 1 times [2018-07-24 03:00:23,614 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:00:23,614 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:00:23,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:23,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:23,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:24,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2052 backedges. 1525 proven. 156 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2018-07-24 03:00:24,855 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 03:00:24,855 INFO L221 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 [2018-07-24 03:00:24,874 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:25,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:25,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 03:00:26,036 WARN L169 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2018-07-24 03:00:27,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2052 backedges. 897 proven. 30 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2018-07-24 03:00:27,088 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-07-24 03:00:27,088 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 11 [2018-07-24 03:00:27,090 INFO L450 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-07-24 03:00:27,090 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-07-24 03:00:27,090 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2018-07-24 03:00:27,090 INFO L87 Difference]: Start difference. First operand 5251 states and 5992 transitions. Second operand 11 states. [2018-07-24 03:00:32,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:00:32,420 INFO L93 Difference]: Finished difference Result 13306 states and 15529 transitions. [2018-07-24 03:00:32,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-07-24 03:00:32,420 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 854 [2018-07-24 03:00:32,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:00:32,439 INFO L225 Difference]: With dead ends: 13306 [2018-07-24 03:00:32,440 INFO L226 Difference]: Without dead ends: 8236 [2018-07-24 03:00:32,449 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 889 GetRequests, 864 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=203, Invalid=499, Unknown=0, NotChecked=0, Total=702 [2018-07-24 03:00:32,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8236 states. [2018-07-24 03:00:32,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8236 to 7041. [2018-07-24 03:00:32,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7041 states. [2018-07-24 03:00:32,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7041 states to 7041 states and 7958 transitions. [2018-07-24 03:00:32,553 INFO L78 Accepts]: Start accepts. Automaton has 7041 states and 7958 transitions. Word has length 854 [2018-07-24 03:00:32,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:00:32,554 INFO L471 AbstractCegarLoop]: Abstraction has 7041 states and 7958 transitions. [2018-07-24 03:00:32,554 INFO L472 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-07-24 03:00:32,555 INFO L276 IsEmpty]: Start isEmpty. Operand 7041 states and 7958 transitions. [2018-07-24 03:00:32,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 983 [2018-07-24 03:00:32,573 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:00:32,574 INFO L353 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:00:32,574 INFO L414 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:00:32,574 INFO L82 PathProgramCache]: Analyzing trace with hash -1185656924, now seen corresponding path program 1 times [2018-07-24 03:00:32,574 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:00:32,575 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:00:32,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:32,575 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:32,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:33,217 WARN L169 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-07-24 03:00:33,415 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-07-24 03:00:34,240 INFO L134 CoverageAnalysis]: Checked inductivity of 3123 backedges. 1985 proven. 0 refuted. 0 times theorem prover too weak. 1138 trivial. 0 not checked. [2018-07-24 03:00:34,241 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:00:34,241 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-07-24 03:00:34,242 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-24 03:00:34,242 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-24 03:00:34,242 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-07-24 03:00:34,243 INFO L87 Difference]: Start difference. First operand 7041 states and 7958 transitions. Second operand 6 states. [2018-07-24 03:00:37,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:00:37,110 INFO L93 Difference]: Finished difference Result 14335 states and 16179 transitions. [2018-07-24 03:00:37,110 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 03:00:37,111 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 982 [2018-07-24 03:00:37,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:00:37,127 INFO L225 Difference]: With dead ends: 14335 [2018-07-24 03:00:37,127 INFO L226 Difference]: Without dead ends: 7475 [2018-07-24 03:00:37,135 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2018-07-24 03:00:37,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7475 states. [2018-07-24 03:00:37,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7475 to 7220. [2018-07-24 03:00:37,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7220 states. [2018-07-24 03:00:37,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7220 states to 7220 states and 8138 transitions. [2018-07-24 03:00:37,231 INFO L78 Accepts]: Start accepts. Automaton has 7220 states and 8138 transitions. Word has length 982 [2018-07-24 03:00:37,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:00:37,232 INFO L471 AbstractCegarLoop]: Abstraction has 7220 states and 8138 transitions. [2018-07-24 03:00:37,232 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-24 03:00:37,232 INFO L276 IsEmpty]: Start isEmpty. Operand 7220 states and 8138 transitions. [2018-07-24 03:00:37,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1100 [2018-07-24 03:00:37,251 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:00:37,252 INFO L353 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:00:37,252 INFO L414 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:00:37,253 INFO L82 PathProgramCache]: Analyzing trace with hash 558553705, now seen corresponding path program 1 times [2018-07-24 03:00:37,253 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:00:37,253 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:00:37,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:37,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:37,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:38,129 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-07-24 03:00:38,384 WARN L169 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-07-24 03:00:39,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3813 backedges. 1556 proven. 288 refuted. 0 times theorem prover too weak. 1969 trivial. 0 not checked. [2018-07-24 03:00:39,704 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 03:00:39,704 INFO L221 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-24 03:00:39,711 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:40,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 03:00:41,165 INFO L134 CoverageAnalysis]: Checked inductivity of 3813 backedges. 1822 proven. 22 refuted. 0 times theorem prover too weak. 1969 trivial. 0 not checked. [2018-07-24 03:00:41,186 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-07-24 03:00:41,186 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2018-07-24 03:00:41,188 INFO L450 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-24 03:00:41,188 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-24 03:00:41,188 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-07-24 03:00:41,188 INFO L87 Difference]: Start difference. First operand 7220 states and 8138 transitions. Second operand 7 states. [2018-07-24 03:00:44,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:00:44,150 INFO L93 Difference]: Finished difference Result 15270 states and 17297 transitions. [2018-07-24 03:00:44,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-07-24 03:00:44,151 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1099 [2018-07-24 03:00:44,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:00:44,169 INFO L225 Difference]: With dead ends: 15270 [2018-07-24 03:00:44,169 INFO L226 Difference]: Without dead ends: 8231 [2018-07-24 03:00:44,177 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 1107 GetRequests, 1099 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2018-07-24 03:00:44,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8231 states. [2018-07-24 03:00:44,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8231 to 8115. [2018-07-24 03:00:44,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8115 states. [2018-07-24 03:00:44,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8115 states to 8115 states and 9092 transitions. [2018-07-24 03:00:44,322 INFO L78 Accepts]: Start accepts. Automaton has 8115 states and 9092 transitions. Word has length 1099 [2018-07-24 03:00:44,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:00:44,324 INFO L471 AbstractCegarLoop]: Abstraction has 8115 states and 9092 transitions. [2018-07-24 03:00:44,324 INFO L472 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-07-24 03:00:44,324 INFO L276 IsEmpty]: Start isEmpty. Operand 8115 states and 9092 transitions. [2018-07-24 03:00:44,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1107 [2018-07-24 03:00:44,350 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:00:44,351 INFO L353 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 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, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-07-24 03:00:44,351 INFO L414 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:00:44,352 INFO L82 PathProgramCache]: Analyzing trace with hash -155335506, now seen corresponding path program 1 times [2018-07-24 03:00:44,352 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:00:44,352 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:00:44,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:44,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:44,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:45,450 WARN L169 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-07-24 03:00:45,822 WARN L169 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 17 [2018-07-24 03:00:46,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3857 backedges. 1317 proven. 0 refuted. 0 times theorem prover too weak. 2540 trivial. 0 not checked. [2018-07-24 03:00:46,578 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:00:46,578 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-24 03:00:46,579 INFO L450 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-24 03:00:46,579 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-24 03:00:46,579 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-07-24 03:00:46,580 INFO L87 Difference]: Start difference. First operand 8115 states and 9092 transitions. Second operand 7 states. [2018-07-24 03:00:49,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:00:49,076 INFO L93 Difference]: Finished difference Result 16893 states and 19018 transitions. [2018-07-24 03:00:49,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 03:00:49,076 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1106 [2018-07-24 03:00:49,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:00:49,092 INFO L225 Difference]: With dead ends: 16893 [2018-07-24 03:00:49,092 INFO L226 Difference]: Without dead ends: 8111 [2018-07-24 03:00:49,101 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-07-24 03:00:49,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8111 states. [2018-07-24 03:00:49,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8111 to 8111. [2018-07-24 03:00:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8111 states. [2018-07-24 03:00:49,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8111 states to 8111 states and 9029 transitions. [2018-07-24 03:00:49,296 INFO L78 Accepts]: Start accepts. Automaton has 8111 states and 9029 transitions. Word has length 1106 [2018-07-24 03:00:49,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:00:49,298 INFO L471 AbstractCegarLoop]: Abstraction has 8111 states and 9029 transitions. [2018-07-24 03:00:49,298 INFO L472 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-07-24 03:00:49,298 INFO L276 IsEmpty]: Start isEmpty. Operand 8111 states and 9029 transitions. [2018-07-24 03:00:49,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1115 [2018-07-24 03:00:49,317 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:00:49,317 INFO L353 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 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, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-07-24 03:00:49,318 INFO L414 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:00:49,318 INFO L82 PathProgramCache]: Analyzing trace with hash -340476094, now seen corresponding path program 1 times [2018-07-24 03:00:49,318 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:00:49,318 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:00:49,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:49,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:49,320 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:50,100 WARN L169 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-07-24 03:00:50,837 INFO L134 CoverageAnalysis]: Checked inductivity of 3905 backedges. 1299 proven. 0 refuted. 0 times theorem prover too weak. 2606 trivial. 0 not checked. [2018-07-24 03:00:50,838 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:00:50,838 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 03:00:50,839 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 03:00:50,839 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 03:00:50,839 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 03:00:50,840 INFO L87 Difference]: Start difference. First operand 8111 states and 9029 transitions. Second operand 4 states. [2018-07-24 03:00:52,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:00:52,087 INFO L93 Difference]: Finished difference Result 16220 states and 18097 transitions. [2018-07-24 03:00:52,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 03:00:52,088 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1114 [2018-07-24 03:00:52,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:00:52,103 INFO L225 Difference]: With dead ends: 16220 [2018-07-24 03:00:52,103 INFO L226 Difference]: Without dead ends: 8110 [2018-07-24 03:00:52,111 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 03:00:52,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8110 states. [2018-07-24 03:00:52,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8110 to 8110. [2018-07-24 03:00:52,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8110 states. [2018-07-24 03:00:52,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8110 states to 8110 states and 9007 transitions. [2018-07-24 03:00:52,225 INFO L78 Accepts]: Start accepts. Automaton has 8110 states and 9007 transitions. Word has length 1114 [2018-07-24 03:00:52,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:00:52,226 INFO L471 AbstractCegarLoop]: Abstraction has 8110 states and 9007 transitions. [2018-07-24 03:00:52,226 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 03:00:52,226 INFO L276 IsEmpty]: Start isEmpty. Operand 8110 states and 9007 transitions. [2018-07-24 03:00:52,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1120 [2018-07-24 03:00:52,245 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:00:52,245 INFO L353 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-07-24 03:00:52,246 INFO L414 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:00:52,246 INFO L82 PathProgramCache]: Analyzing trace with hash 1401021851, now seen corresponding path program 1 times [2018-07-24 03:00:52,246 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:00:52,246 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:00:52,247 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:52,248 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:52,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:52,920 WARN L169 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-07-24 03:00:53,770 INFO L134 CoverageAnalysis]: Checked inductivity of 3935 backedges. 1302 proven. 0 refuted. 0 times theorem prover too weak. 2633 trivial. 0 not checked. [2018-07-24 03:00:53,771 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:00:53,771 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 03:00:53,772 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 03:00:53,772 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 03:00:53,772 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 03:00:53,772 INFO L87 Difference]: Start difference. First operand 8110 states and 9007 transitions. Second operand 4 states. [2018-07-24 03:00:54,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:00:54,963 INFO L93 Difference]: Finished difference Result 16218 states and 18044 transitions. [2018-07-24 03:00:54,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 03:00:54,964 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1119 [2018-07-24 03:00:54,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:00:54,977 INFO L225 Difference]: With dead ends: 16218 [2018-07-24 03:00:54,977 INFO L226 Difference]: Without dead ends: 8109 [2018-07-24 03:00:54,984 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 03:00:54,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8109 states. [2018-07-24 03:00:55,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8109 to 8109. [2018-07-24 03:00:55,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8109 states. [2018-07-24 03:00:55,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8109 states to 8109 states and 8980 transitions. [2018-07-24 03:00:55,085 INFO L78 Accepts]: Start accepts. Automaton has 8109 states and 8980 transitions. Word has length 1119 [2018-07-24 03:00:55,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:00:55,086 INFO L471 AbstractCegarLoop]: Abstraction has 8109 states and 8980 transitions. [2018-07-24 03:00:55,086 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 03:00:55,086 INFO L276 IsEmpty]: Start isEmpty. Operand 8109 states and 8980 transitions. [2018-07-24 03:00:55,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1125 [2018-07-24 03:00:55,102 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:00:55,103 INFO L353 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-07-24 03:00:55,103 INFO L414 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:00:55,104 INFO L82 PathProgramCache]: Analyzing trace with hash 1909517947, now seen corresponding path program 1 times [2018-07-24 03:00:55,104 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:00:55,104 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:00:55,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:55,106 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:55,106 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:55,815 WARN L169 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-07-24 03:00:56,660 INFO L134 CoverageAnalysis]: Checked inductivity of 3965 backedges. 1310 proven. 0 refuted. 0 times theorem prover too weak. 2655 trivial. 0 not checked. [2018-07-24 03:00:56,660 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:00:56,660 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 03:00:56,661 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 03:00:56,661 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 03:00:56,661 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 03:00:56,662 INFO L87 Difference]: Start difference. First operand 8109 states and 8980 transitions. Second operand 4 states. [2018-07-24 03:00:58,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:00:58,024 INFO L93 Difference]: Finished difference Result 16216 states and 17988 transitions. [2018-07-24 03:00:58,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 03:00:58,030 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1124 [2018-07-24 03:00:58,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:00:58,039 INFO L225 Difference]: With dead ends: 16216 [2018-07-24 03:00:58,040 INFO L226 Difference]: Without dead ends: 8108 [2018-07-24 03:00:58,046 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 03:00:58,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8108 states. [2018-07-24 03:00:58,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8108 to 8108. [2018-07-24 03:00:58,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8108 states. [2018-07-24 03:00:58,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8108 states to 8108 states and 8953 transitions. [2018-07-24 03:00:58,149 INFO L78 Accepts]: Start accepts. Automaton has 8108 states and 8953 transitions. Word has length 1124 [2018-07-24 03:00:58,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:00:58,150 INFO L471 AbstractCegarLoop]: Abstraction has 8108 states and 8953 transitions. [2018-07-24 03:00:58,150 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 03:00:58,150 INFO L276 IsEmpty]: Start isEmpty. Operand 8108 states and 8953 transitions. [2018-07-24 03:00:58,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1148 [2018-07-24 03:00:58,169 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:00:58,170 INFO L353 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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, 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, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-07-24 03:00:58,170 INFO L414 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:00:58,171 INFO L82 PathProgramCache]: Analyzing trace with hash -761647391, now seen corresponding path program 1 times [2018-07-24 03:00:58,171 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:00:58,171 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:00:58,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:58,172 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:00:58,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:00:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:00:59,355 INFO L134 CoverageAnalysis]: Checked inductivity of 4058 backedges. 2686 proven. 0 refuted. 0 times theorem prover too weak. 1372 trivial. 0 not checked. [2018-07-24 03:00:59,355 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:00:59,355 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-07-24 03:00:59,356 INFO L450 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-24 03:00:59,356 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-24 03:00:59,356 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-07-24 03:00:59,357 INFO L87 Difference]: Start difference. First operand 8108 states and 8953 transitions. Second operand 5 states. [2018-07-24 03:01:01,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:01:01,063 INFO L93 Difference]: Finished difference Result 18193 states and 20162 transitions. [2018-07-24 03:01:01,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-07-24 03:01:01,063 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1147 [2018-07-24 03:01:01,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:01:01,074 INFO L225 Difference]: With dead ends: 18193 [2018-07-24 03:01:01,074 INFO L226 Difference]: Without dead ends: 10266 [2018-07-24 03:01:01,079 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-07-24 03:01:01,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10266 states. [2018-07-24 03:01:01,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10266 to 9908. [2018-07-24 03:01:01,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9908 states. [2018-07-24 03:01:01,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9908 states to 9908 states and 10975 transitions. [2018-07-24 03:01:01,182 INFO L78 Accepts]: Start accepts. Automaton has 9908 states and 10975 transitions. Word has length 1147 [2018-07-24 03:01:01,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:01:01,182 INFO L471 AbstractCegarLoop]: Abstraction has 9908 states and 10975 transitions. [2018-07-24 03:01:01,182 INFO L472 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-07-24 03:01:01,183 INFO L276 IsEmpty]: Start isEmpty. Operand 9908 states and 10975 transitions. [2018-07-24 03:01:01,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1149 [2018-07-24 03:01:01,196 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:01:01,196 INFO L353 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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2018-07-24 03:01:01,196 INFO L414 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:01:01,197 INFO L82 PathProgramCache]: Analyzing trace with hash -585497469, now seen corresponding path program 1 times [2018-07-24 03:01:01,197 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:01:01,197 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:01:01,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:01:01,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:01:01,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:01:01,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:01:02,104 WARN L169 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-07-24 03:01:03,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3773 backedges. 2093 proven. 323 refuted. 0 times theorem prover too weak. 1357 trivial. 0 not checked. [2018-07-24 03:01:03,704 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 03:01:03,704 INFO L221 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-24 03:01:03,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:01:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:01:04,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 03:01:05,741 INFO L134 CoverageAnalysis]: Checked inductivity of 3773 backedges. 2409 proven. 7 refuted. 0 times theorem prover too weak. 1357 trivial. 0 not checked. [2018-07-24 03:01:05,762 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-07-24 03:01:05,762 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 7 [2018-07-24 03:01:05,763 INFO L450 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-07-24 03:01:05,764 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-07-24 03:01:05,764 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-07-24 03:01:05,764 INFO L87 Difference]: Start difference. First operand 9908 states and 10975 transitions. Second operand 8 states. [2018-07-24 03:01:08,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:01:08,939 INFO L93 Difference]: Finished difference Result 24347 states and 26928 transitions. [2018-07-24 03:01:08,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-07-24 03:01:08,940 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 1148 [2018-07-24 03:01:08,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:01:08,954 INFO L225 Difference]: With dead ends: 24347 [2018-07-24 03:01:08,954 INFO L226 Difference]: Without dead ends: 14316 [2018-07-24 03:01:08,961 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 1157 GetRequests, 1147 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2018-07-24 03:01:08,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14316 states. [2018-07-24 03:01:09,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14316 to 10885. [2018-07-24 03:01:09,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10885 states. [2018-07-24 03:01:09,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10885 states to 10885 states and 12019 transitions. [2018-07-24 03:01:09,110 INFO L78 Accepts]: Start accepts. Automaton has 10885 states and 12019 transitions. Word has length 1148 [2018-07-24 03:01:09,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:01:09,111 INFO L471 AbstractCegarLoop]: Abstraction has 10885 states and 12019 transitions. [2018-07-24 03:01:09,111 INFO L472 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-07-24 03:01:09,111 INFO L276 IsEmpty]: Start isEmpty. Operand 10885 states and 12019 transitions. [2018-07-24 03:01:09,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1563 [2018-07-24 03:01:09,129 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:01:09,130 INFO L353 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 8, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:01:09,130 INFO L414 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:01:09,131 INFO L82 PathProgramCache]: Analyzing trace with hash -615537702, now seen corresponding path program 1 times [2018-07-24 03:01:09,131 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:01:09,131 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:01:09,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:01:09,132 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:01:09,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:01:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:01:10,792 INFO L134 CoverageAnalysis]: Checked inductivity of 7533 backedges. 1901 proven. 0 refuted. 0 times theorem prover too weak. 5632 trivial. 0 not checked. [2018-07-24 03:01:10,793 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:01:10,793 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-07-24 03:01:10,794 INFO L450 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-24 03:01:10,794 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-24 03:01:10,794 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-07-24 03:01:10,795 INFO L87 Difference]: Start difference. First operand 10885 states and 12019 transitions. Second operand 5 states. [2018-07-24 03:01:12,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:01:12,250 INFO L93 Difference]: Finished difference Result 23358 states and 25891 transitions. [2018-07-24 03:01:12,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-07-24 03:01:12,251 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1562 [2018-07-24 03:01:12,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:01:12,255 INFO L225 Difference]: With dead ends: 23358 [2018-07-24 03:01:12,255 INFO L226 Difference]: Without dead ends: 4670 [2018-07-24 03:01:12,264 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-07-24 03:01:12,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4670 states. [2018-07-24 03:01:12,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4670 to 4307. [2018-07-24 03:01:12,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4307 states. [2018-07-24 03:01:12,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 4307 states and 4418 transitions. [2018-07-24 03:01:12,321 INFO L78 Accepts]: Start accepts. Automaton has 4307 states and 4418 transitions. Word has length 1562 [2018-07-24 03:01:12,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:01:12,322 INFO L471 AbstractCegarLoop]: Abstraction has 4307 states and 4418 transitions. [2018-07-24 03:01:12,323 INFO L472 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-07-24 03:01:12,323 INFO L276 IsEmpty]: Start isEmpty. Operand 4307 states and 4418 transitions. [2018-07-24 03:01:12,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1689 [2018-07-24 03:01:12,343 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:01:12,344 INFO L353 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 9, 9, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:01:12,344 INFO L414 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:01:12,344 INFO L82 PathProgramCache]: Analyzing trace with hash 489921274, now seen corresponding path program 1 times [2018-07-24 03:01:12,345 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:01:12,345 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:01:12,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:01:12,345 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:01:12,346 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:01:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:01:16,241 INFO L134 CoverageAnalysis]: Checked inductivity of 8923 backedges. 5451 proven. 333 refuted. 0 times theorem prover too weak. 3139 trivial. 0 not checked. [2018-07-24 03:01:16,242 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 03:01:16,242 INFO L221 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-24 03:01:16,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:01:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:01:16,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 03:01:19,858 INFO L134 CoverageAnalysis]: Checked inductivity of 8923 backedges. 5077 proven. 707 refuted. 0 times theorem prover too weak. 3139 trivial. 0 not checked. [2018-07-24 03:01:19,889 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-07-24 03:01:19,889 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 9 [2018-07-24 03:01:19,893 INFO L450 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-07-24 03:01:19,893 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-07-24 03:01:19,893 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-07-24 03:01:19,894 INFO L87 Difference]: Start difference. First operand 4307 states and 4418 transitions. Second operand 10 states. [2018-07-24 03:01:23,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:01:23,950 INFO L93 Difference]: Finished difference Result 8833 states and 9075 transitions. [2018-07-24 03:01:23,950 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-07-24 03:01:23,951 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1688 [2018-07-24 03:01:23,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:01:23,953 INFO L225 Difference]: With dead ends: 8833 [2018-07-24 03:01:23,953 INFO L226 Difference]: Without dead ends: 0 [2018-07-24 03:01:23,958 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 1701 GetRequests, 1685 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2018-07-24 03:01:23,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-07-24 03:01:23,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-07-24 03:01:23,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-07-24 03:01:23,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-07-24 03:01:23,959 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1688 [2018-07-24 03:01:23,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:01:23,960 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-07-24 03:01:23,960 INFO L472 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-07-24 03:01:23,960 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-07-24 03:01:23,960 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-07-24 03:01:23,965 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-07-24 03:01:23,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:24,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:24,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:24,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:24,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:24,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:24,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:24,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:24,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:24,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:24,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:24,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:24,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:24,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,265 WARN L169 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 677 DAG size of output: 335 [2018-07-24 03:01:25,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:25,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-07-24 03:01:26,277 WARN L169 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 683 DAG size of output: 335 [2018-07-24 03:01:31,056 WARN L169 SmtUtils]: Spent 4.78 s on a formula simplification. DAG size of input: 306 DAG size of output: 56 [2018-07-24 03:01:33,678 WARN L169 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 306 DAG size of output: 56 [2018-07-24 03:01:33,681 INFO L421 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-07-24 03:01:33,681 INFO L421 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-07-24 03:01:33,682 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-07-24 03:01:33,682 INFO L421 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-07-24 03:01:33,682 INFO L421 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-07-24 03:01:33,682 INFO L421 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-07-24 03:01:33,682 INFO L421 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-07-24 03:01:33,682 INFO L421 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-07-24 03:01:33,682 INFO L421 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-07-24 03:01:33,682 INFO L421 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-07-24 03:01:33,682 INFO L421 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-07-24 03:01:33,682 INFO L421 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-07-24 03:01:33,682 INFO L421 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-07-24 03:01:33,683 INFO L421 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-07-24 03:01:33,683 INFO L421 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-07-24 03:01:33,683 INFO L421 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-07-24 03:01:33,683 INFO L421 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-07-24 03:01:33,683 INFO L421 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-07-24 03:01:33,683 INFO L421 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-07-24 03:01:33,683 INFO L421 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-07-24 03:01:33,683 INFO L421 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-07-24 03:01:33,683 INFO L421 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-07-24 03:01:33,684 INFO L421 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-07-24 03:01:33,684 INFO L421 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-07-24 03:01:33,684 INFO L421 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-07-24 03:01:33,684 INFO L421 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-07-24 03:01:33,684 INFO L421 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-07-24 03:01:33,684 INFO L421 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-07-24 03:01:33,684 INFO L421 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-07-24 03:01:33,684 INFO L421 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-07-24 03:01:33,684 INFO L421 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-07-24 03:01:33,684 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-07-24 03:01:33,685 INFO L421 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-07-24 03:01:33,685 INFO L421 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-07-24 03:01:33,685 INFO L421 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-07-24 03:01:33,685 INFO L421 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-07-24 03:01:33,685 INFO L421 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-07-24 03:01:33,685 INFO L421 ceAbstractionStarter]: For program point L102(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,685 INFO L421 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-07-24 03:01:33,685 INFO L421 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-07-24 03:01:33,685 INFO L421 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-07-24 03:01:33,686 INFO L421 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-07-24 03:01:33,686 INFO L421 ceAbstractionStarter]: For program point L105(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,686 INFO L421 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-07-24 03:01:33,686 INFO L421 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-07-24 03:01:33,686 INFO L421 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-07-24 03:01:33,686 INFO L421 ceAbstractionStarter]: For program point L108(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,686 INFO L421 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-07-24 03:01:33,686 INFO L421 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-07-24 03:01:33,686 INFO L421 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-07-24 03:01:33,686 INFO L421 ceAbstractionStarter]: For program point L120(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,687 INFO L421 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-07-24 03:01:33,687 INFO L421 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-07-24 03:01:33,687 INFO L421 ceAbstractionStarter]: For program point L123(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,687 INFO L421 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-07-24 03:01:33,687 INFO L421 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-07-24 03:01:33,687 INFO L421 ceAbstractionStarter]: For program point L126(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,687 INFO L421 ceAbstractionStarter]: For program point L129(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,687 INFO L421 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-07-24 03:01:33,687 INFO L421 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-07-24 03:01:33,687 INFO L421 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-07-24 03:01:33,688 INFO L421 ceAbstractionStarter]: For program point L111(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,688 INFO L421 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-07-24 03:01:33,688 INFO L421 ceAbstractionStarter]: For program point L117(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,688 INFO L421 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-07-24 03:01:33,688 INFO L421 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-07-24 03:01:33,688 INFO L421 ceAbstractionStarter]: For program point L114(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,688 INFO L421 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-07-24 03:01:33,688 INFO L421 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-07-24 03:01:33,688 INFO L421 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-07-24 03:01:33,688 INFO L421 ceAbstractionStarter]: For program point L141(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,689 INFO L421 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-07-24 03:01:33,689 INFO L421 ceAbstractionStarter]: For program point L144(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,689 INFO L421 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-07-24 03:01:33,689 INFO L421 ceAbstractionStarter]: For program point L147(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,689 INFO L421 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-07-24 03:01:33,689 INFO L421 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-07-24 03:01:33,689 INFO L421 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-07-24 03:01:33,689 INFO L421 ceAbstractionStarter]: For program point L135(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,689 INFO L421 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-07-24 03:01:33,689 INFO L421 ceAbstractionStarter]: For program point L132(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,690 INFO L421 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-07-24 03:01:33,690 INFO L421 ceAbstractionStarter]: For program point L138(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,690 INFO L421 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-07-24 03:01:33,690 INFO L421 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-07-24 03:01:33,690 INFO L421 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-07-24 03:01:33,690 INFO L421 ceAbstractionStarter]: For program point L162(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,690 INFO L421 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-07-24 03:01:33,690 INFO L421 ceAbstractionStarter]: For program point L165(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,690 INFO L421 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-07-24 03:01:33,690 INFO L421 ceAbstractionStarter]: For program point L171(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,690 INFO L421 ceAbstractionStarter]: For program point L153(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,691 INFO L421 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-07-24 03:01:33,691 INFO L421 ceAbstractionStarter]: For program point L150(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,691 INFO L421 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-07-24 03:01:33,691 INFO L421 ceAbstractionStarter]: For program point L156(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,691 INFO L421 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-07-24 03:01:33,691 INFO L421 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-07-24 03:01:33,691 INFO L421 ceAbstractionStarter]: For program point L159(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,691 INFO L421 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-07-24 03:01:33,691 INFO L421 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-07-24 03:01:33,691 INFO L421 ceAbstractionStarter]: For program point L186(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,692 INFO L421 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-07-24 03:01:33,692 INFO L421 ceAbstractionStarter]: For program point L183(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,692 INFO L421 ceAbstractionStarter]: For program point L189(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,692 INFO L421 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-07-24 03:01:33,692 INFO L421 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-07-24 03:01:33,692 INFO L421 ceAbstractionStarter]: For program point L192(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,692 INFO L421 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-07-24 03:01:33,692 INFO L421 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-07-24 03:01:33,692 INFO L421 ceAbstractionStarter]: For program point L174(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,692 INFO L421 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-07-24 03:01:33,692 INFO L421 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-07-24 03:01:33,693 INFO L421 ceAbstractionStarter]: For program point L177(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,693 INFO L421 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-07-24 03:01:33,693 INFO L421 ceAbstractionStarter]: For program point L180(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,693 INFO L421 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-07-24 03:01:33,693 INFO L421 ceAbstractionStarter]: For program point L195(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,693 INFO L421 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-07-24 03:01:33,693 INFO L421 ceAbstractionStarter]: For program point L198(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,693 INFO L421 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-07-24 03:01:33,693 INFO L421 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-07-24 03:01:33,693 INFO L421 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-07-24 03:01:33,693 INFO L421 ceAbstractionStarter]: For program point L24(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,693 INFO L421 ceAbstractionStarter]: For program point L27(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,694 INFO L421 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-07-24 03:01:33,694 INFO L421 ceAbstractionStarter]: For program point L30(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,694 INFO L421 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-07-24 03:01:33,694 INFO L421 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-07-24 03:01:33,694 INFO L421 ceAbstractionStarter]: For program point L33(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,694 INFO L421 ceAbstractionStarter]: For program point L36(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,694 INFO L421 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-07-24 03:01:33,694 INFO L421 ceAbstractionStarter]: For program point L39(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,694 INFO L421 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-07-24 03:01:33,694 INFO L421 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-07-24 03:01:33,694 INFO L421 ceAbstractionStarter]: For program point L42(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,694 INFO L421 ceAbstractionStarter]: For program point L45(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,694 INFO L421 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-07-24 03:01:33,695 INFO L421 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-07-24 03:01:33,695 INFO L421 ceAbstractionStarter]: For program point L48(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,695 INFO L421 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-07-24 03:01:33,695 INFO L421 ceAbstractionStarter]: For program point L51(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,695 INFO L421 ceAbstractionStarter]: For program point L54(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,695 INFO L421 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-07-24 03:01:33,695 INFO L421 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-07-24 03:01:33,695 INFO L421 ceAbstractionStarter]: For program point L57(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,695 INFO L421 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-07-24 03:01:33,695 INFO L421 ceAbstractionStarter]: For program point L60(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,696 INFO L421 ceAbstractionStarter]: For program point L63(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,696 INFO L421 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-07-24 03:01:33,696 INFO L421 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-07-24 03:01:33,696 INFO L421 ceAbstractionStarter]: For program point L66(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,696 INFO L421 ceAbstractionStarter]: For program point L69(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,696 INFO L421 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-07-24 03:01:33,696 INFO L421 ceAbstractionStarter]: For program point L72(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,696 INFO L421 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-07-24 03:01:33,696 INFO L421 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-07-24 03:01:33,696 INFO L421 ceAbstractionStarter]: For program point L75(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,697 INFO L421 ceAbstractionStarter]: For program point L78(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,697 INFO L421 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-07-24 03:01:33,697 INFO L421 ceAbstractionStarter]: For program point L81(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,697 INFO L421 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-07-24 03:01:33,697 INFO L421 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-07-24 03:01:33,697 INFO L421 ceAbstractionStarter]: For program point L84(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,697 INFO L421 ceAbstractionStarter]: For program point L87(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,697 INFO L421 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-07-24 03:01:33,697 INFO L421 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-07-24 03:01:33,697 INFO L421 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-07-24 03:01:33,697 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-07-24 03:01:33,698 INFO L421 ceAbstractionStarter]: For program point L90(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,698 INFO L421 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-07-24 03:01:33,698 INFO L421 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-07-24 03:01:33,698 INFO L421 ceAbstractionStarter]: For program point L93(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,698 INFO L421 ceAbstractionStarter]: For program point L96(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,698 INFO L421 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-07-24 03:01:33,698 INFO L421 ceAbstractionStarter]: For program point L99(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,698 INFO L421 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-07-24 03:01:33,698 INFO L421 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-07-24 03:01:33,698 INFO L421 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-07-24 03:01:33,698 INFO L421 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-07-24 03:01:33,699 INFO L421 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-07-24 03:01:33,699 INFO L421 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-07-24 03:01:33,699 INFO L421 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-07-24 03:01:33,699 INFO L421 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-07-24 03:01:33,699 INFO L421 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-07-24 03:01:33,699 INFO L421 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-07-24 03:01:33,699 INFO L421 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-07-24 03:01:33,699 INFO L421 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-07-24 03:01:33,699 INFO L421 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-07-24 03:01:33,699 INFO L421 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-07-24 03:01:33,699 INFO L421 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-07-24 03:01:33,700 INFO L421 ceAbstractionStarter]: For program point L880(lines 880 889) no Hoare annotation was computed. [2018-07-24 03:01:33,700 INFO L421 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-07-24 03:01:33,700 INFO L421 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-07-24 03:01:33,700 INFO L421 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-07-24 03:01:33,700 INFO L421 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-07-24 03:01:33,700 INFO L417 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse6 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15~0 8)) (.cse0 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24~0 1)) (.cse5 (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21~0 9)))) (let ((.cse4 (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15~0 6))) (.cse3 (and .cse0 .cse5)) (.cse2 (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15~0 7)) (.cse8 (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12~0 11)) (.cse10 (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12~0 76)) (.cse7 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15~0 9)) (.cse1 (<= 81 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12~0)) (.cse9 (and .cse0 .cse6 .cse5))) (or (and .cse0 .cse1 .cse2) (and .cse2 .cse3) (and (and .cse0 .cse4) .cse2) (and (<= (+ ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12~0 49) 0) .cse2 .cse4 .cse5) (and .cse1 (and (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21~0 10) .cse0 .cse6)) (and .cse7 (and .cse3 .cse8)) (and .cse0 .cse2 .cse8) (and .cse1 (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12~0 73282) .cse9) (and .cse7 .cse10 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21~0 8) .cse0 (not (= ULTIMATE.start___U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output_~input 2))) (and .cse0 .cse6 .cse10) (and (and .cse7 .cse0) .cse1) (and .cse1 .cse9 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21~0 6))))) [2018-07-24 03:01:33,701 INFO L421 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-07-24 03:01:33,701 INFO L424 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2018-07-24 03:01:33,701 INFO L421 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-07-24 03:01:33,701 INFO L421 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-07-24 03:01:33,701 INFO L421 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-07-24 03:01:33,701 INFO L421 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-07-24 03:01:33,701 INFO L421 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-07-24 03:01:33,702 INFO L417 ceAbstractionStarter]: At program point L880''(lines 880 889) the Hoare annotation is: (let ((.cse6 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15~0 8)) (.cse0 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24~0 1)) (.cse5 (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21~0 9)))) (let ((.cse4 (not (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15~0 6))) (.cse3 (and .cse0 .cse5)) (.cse2 (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15~0 7)) (.cse8 (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12~0 11)) (.cse10 (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12~0 76)) (.cse7 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15~0 9)) (.cse1 (<= 81 ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12~0)) (.cse9 (and .cse0 .cse6 .cse5))) (or (and .cse0 .cse1 .cse2) (and .cse2 .cse3) (and (and .cse0 .cse4) .cse2) (and (<= (+ ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12~0 49) 0) .cse2 .cse4 .cse5) (and .cse1 (and (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21~0 10) .cse0 .cse6)) (and .cse7 (and .cse3 .cse8)) (and .cse0 .cse2 .cse8) (and .cse1 (<= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12~0 73282) .cse9) (and .cse7 .cse10 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21~0 8) .cse0 (not (= ULTIMATE.start___U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__calculate_output_~input 2))) (and .cse0 .cse6 .cse10) (and (and .cse7 .cse0) .cse1) (and .cse1 .cse9 (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21~0 6))))) [2018-07-24 03:01:33,702 INFO L421 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-07-24 03:01:33,702 INFO L421 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-07-24 03:01:33,702 INFO L421 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-07-24 03:01:33,702 INFO L421 ceAbstractionStarter]: For program point L201(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,702 INFO L421 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-07-24 03:01:33,702 INFO L421 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-07-24 03:01:33,702 INFO L421 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-07-24 03:01:33,702 INFO L421 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-07-24 03:01:33,703 INFO L421 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-07-24 03:01:33,703 INFO L421 ceAbstractionStarter]: For program point L21'(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,703 INFO L421 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-07-24 03:01:33,703 INFO L421 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-07-24 03:01:33,703 INFO L421 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-07-24 03:01:33,703 INFO L421 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-07-24 03:01:33,703 INFO L421 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-07-24 03:01:33,703 INFO L421 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-07-24 03:01:33,703 INFO L421 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-07-24 03:01:33,703 INFO L421 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-07-24 03:01:33,704 INFO L421 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-07-24 03:01:33,704 INFO L421 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-07-24 03:01:33,704 INFO L421 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-07-24 03:01:33,704 INFO L421 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-07-24 03:01:33,704 INFO L421 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-07-24 03:01:33,704 INFO L421 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-07-24 03:01:33,704 INFO L421 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-07-24 03:01:33,704 INFO L421 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-07-24 03:01:33,704 INFO L421 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-07-24 03:01:33,704 INFO L421 ceAbstractionStarter]: For program point L168'(lines 20 872) no Hoare annotation was computed. [2018-07-24 03:01:33,704 INFO L421 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-07-24 03:01:33,705 INFO L421 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-07-24 03:01:33,705 INFO L421 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-07-24 03:01:33,705 INFO L421 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-07-24 03:01:33,705 INFO L421 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-07-24 03:01:33,705 INFO L421 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-07-24 03:01:33,705 INFO L421 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-07-24 03:01:33,705 INFO L421 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-07-24 03:01:33,705 INFO L421 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-07-24 03:01:33,705 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startErr0AssertViolationERROR_FUNCTION(line 169) no Hoare annotation was computed. [2018-07-24 03:01:33,705 INFO L421 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-07-24 03:01:33,705 INFO L421 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-07-24 03:01:33,706 INFO L421 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-07-24 03:01:33,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.07 03:01:33 BoogieIcfgContainer [2018-07-24 03:01:33,733 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-24 03:01:33,734 INFO L168 Benchmark]: Toolchain (without parser) took 113528.31 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.6 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2018-07-24 03:01:33,736 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-24 03:01:33,736 INFO L168 Benchmark]: CACSL2BoogieTranslator took 892.47 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. [2018-07-24 03:01:33,737 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.90 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-07-24 03:01:33,737 INFO L168 Benchmark]: Boogie Preprocessor took 268.25 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 755.0 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -856.0 MB). Peak memory consumption was 33.1 MB. Max. memory is 7.1 GB. [2018-07-24 03:01:33,738 INFO L168 Benchmark]: RCFGBuilder took 3895.45 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: 138.5 MB). Peak memory consumption was 138.5 MB. Max. memory is 7.1 GB. [2018-07-24 03:01:33,739 INFO L168 Benchmark]: TraceAbstraction took 108316.13 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.1 GB in the beginning and 2.7 GB in the end (delta: -660.4 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2018-07-24 03:01:33,743 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 892.47 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: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 150.90 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 268.25 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 755.0 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -856.0 MB). Peak memory consumption was 33.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3895.45 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: 138.5 MB). Peak memory consumption was 138.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 108316.13 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.1 GB in the beginning and 2.7 GB in the end (delta: -660.4 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 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: 20]: Loop Invariant Derived loop invariant: ((((((((((((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && 81 <= __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 <= 7) || (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 <= 7 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 9))) || ((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 6)) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 <= 7)) || (((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 + 49 <= 0 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 <= 7) && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 6)) && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 9))) || (81 <= __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 && (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 10 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 8)) || (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 9 && (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 9)) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 <= 11)) || ((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 <= 7) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 <= 11)) || ((81 <= __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 <= 73282) && (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 8) && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 9))) || ((((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 9 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 <= 76) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 8) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1) && !(input == 2))) || ((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 8) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 <= 76)) || ((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 9 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1) && 81 <= __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12)) || ((81 <= __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 && (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 8) && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 9)) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 6) - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: ((((((((((((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && 81 <= __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 <= 7) || (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 <= 7 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 9))) || ((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 6)) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 <= 7)) || (((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 + 49 <= 0 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 <= 7) && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 6)) && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 9))) || (81 <= __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 && (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 10 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 8)) || (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 9 && (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 9)) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 <= 11)) || ((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 <= 7) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 <= 11)) || ((81 <= __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 <= 73282) && (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 8) && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 9))) || ((((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 9 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 <= 76) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 8) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1) && !(input == 2))) || ((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 8) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 <= 76)) || ((__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 9 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1) && 81 <= __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12)) || ((81 <= __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a12 && (__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a24 == 1 && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a15 == 8) && !(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 9)) && __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___true_unreach_call_false_termination_c__a21 == 6) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 246 locations, 1 error locations. SAFE Result, 108.2s OverallTime, 18 OverallIterations, 14 TraceHistogramMax, 56.4s AutomataDifference, 0.0s DeadEndRemovalTime, 9.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1710 SDtfs, 11958 SDslu, 2980 SDs, 0 SdLazy, 34706 SolverSat, 3480 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 46.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6645 GetRequests, 6519 SyntacticMatches, 5 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 9.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10885occurred in iteration=16, 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: 1.7s AutomataMinimizationTime, 18 MinimizatonAttempts, 7491 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 184 NumberOfFragments, 333 HoareAnnotationTreeSize, 3 FomulaSimplifications, 299497 FormulaSimplificationTreeSizeReduction, 2.3s HoareSimplificationTime, 3 FomulaSimplificationsInter, 82786 FormulaSimplificationTreeSizeReductionInter, 7.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.6s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 22.7s InterpolantComputationTime, 22314 NumberOfCodeBlocks, 22314 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 22289 ConstructedInterpolants, 0 QuantifiedInterpolants, 101609931 SizeOfPredicates, 29 NumberOfNonLiveVariables, 7891 ConjunctsInSsa, 73 ConjunctsInUnsatCore, 25 InterpolantComputations, 12 PerfectInterpolantSequences, 73653/76016 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem14_label32_true-unreach-call_false-termination.c_svcomp-Reach-64bit-Automizer_Default.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-24_03-01-33-767.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem14_label32_true-unreach-call_false-termination.c_svcomp-Reach-64bit-Automizer_Default.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-24_03-01-33-767.csv Received shutdown request...